Climatological Report (Annual)
Issued by NWS Billings, MT

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5
000
CXUS55 KBYZ 011319
CLAMLS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
544 AM MST WED JAN 1 2014

...................................

...THE MILES CITY MT CLIMATE SUMMARY FOR THE YEAR OF 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1937 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             111   06/26/2012
 LOW              -38   12/24/1983
HIGHEST           103   07/11
LOWEST            -36   12/07
AVG. MAXIMUM     58.4              58.5    -0.1
AVG. MINIMUM     34.4              33.6     0.8
MEAN             46.4              46.1     0.3
DAYS MAX >= 90     34                      -1.8
DAYS MAX <= 32     50                      -0.6
DAYS MIN <= 32    177                       7.8
DAYS MIN <= 0      20                      -4.4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        20.28   1978
 MINIMUM         5.27   1988
TOTALS          17.11             12.44    4.67
DAYS >= .01        99                      15.4
DAYS >= .10        42                      10.0
DAYS >= .50         8                       2.0
DAYS >= 1.00        4                       2.7
GREATEST
 24 HR. TOTAL    1.85   05/30 TO 05/30

DEGREE_DAYS
HEATING TOTAL    7555              7639     -84
 SINCE 7/1       3318              3184     134
COOLING TOTAL     877               730     147

FREEZE DATES
RECORD
 EARLIEST     09/02/1974
 LATEST       06/08/1950
EARLIEST         10/04          09/29
LATEST           05/02          05/09
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
RESULTANT WIND SPEED/DIRECTION   1/330
HIGHEST WIND SPEED/DIRECTION    49/340    DATE  08/30
HIGHEST GUST SPEED/DIRECTION    63/320    DATE  07/08


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               18     RAIN                      31
LIGHT RAIN               93     FREEZING RAIN              2
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                6     SNOW                      19
LIGHT SNOW               63     SLEET                      0
FOG                     108     FOG W/VIS <= 1/4 MILE     24
HAZE                     30

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

THIS IS AN AUTOMATED...UNATTENDED WEATHER STATION AND MAY
UNDERESTIMATE WINTER PRECIPITATION.

...2013 YEAR IN REVIEW FOR MILES CITY...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR MILES CITY FOR 2013}. ALL TEMPERATURES ARE IN DEGREES
FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1981 TO 2010. MONTHLY RANKINGS
FOR PRECIPITATION...SNOWFALL...AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN FEBRUARY 1937 AT THE MILES CITY AIRPORT. ANNUAL RANKINGS
FOR PRECIPITATION...SNOWFALL...AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN 1938.

NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.

...MILES CITY MONTHLY PRECIPITATION...

 MONTH   2013 VALUES  NORMALS    DEPARTURE  RANKING

JANUARY      0.18     0.32       -0.14      TIED FOR THE 20TH DRIEST OUT OF 76 YEARS
                                            (RECORD DRIEST WAS 0.01 IN 2008)
                                            (DRIEST SINCE 0.10 IN 2009)

FEBRUARY     0.01     0.23       -0.22      TIED FOR THE 2ND DRIEST OUT OF 77 YEARS
                                            (RECORD DRIEST WAS T IN 2005)
                                            (DRIEST SINCE T IN 2005)

MARCH        0.37     0.60       -0.23      26TH DRIEST OUT OF 77 YEARS
                                            (RECORD DRIEST WAS T IN 2008)
                                            (DRIEST SINCE 0.01 IN 2012)

APRIL        1.27     1.37       -0.10      32ND WETTEST OUT OF 77 YEARS
                                            (RECORD WETTEST WAS 4.22 IN 1973)
                                            (WETTEST SINCE 2.02 IN 2011)

MAY          6.69     2.18       +4.51      3RD WETTEST OUT OF 77 YEARS
                                            (RECORD WETTEST WAS 9.36 IN 2011)
                                            (WETTEST SINCE 9.36 IN 2011)

JUNE         2.51     2.51       +0.00      MEDIAN OUT OF 77 YEARS
                                            (WETTEST 9.78-1944/DRIEST 0.36-2012)

JULY         1.09     1.64       -0.55      37TH DRIEST OUT OF 77 YEARS
                                            (RECORD DRIEST WAS T IN 1988)
                                            (DRIEST SINCE 0.79 IN 2012)

AUGUST       1.72     0.91       +0.81      TIED FOR THE 18TH WETTEST OUT OF 77 YEARS
                                            (RECORD WETTEST WAS 4.00 IN 1951)
                                            (WETTEST SINCE 1.93 IN 2009)

SEPTEMBER    1.59     1.08       +0.51      18TH WETTEST OUT OF 77 YEARS
                                            (RECORD WETTEST WAS 4.67 IN 1941)
                                            (WETTEST SINCE 1.68 IN 2010)

OCTOBER      0.97     0.92       +0.05      31ST WETTEST OUT OF 77 YEARS
                                            (RECORD WETTEST WAS 6.31 IN 1971)
                                            (WETTEST SINCE 1.06 IN 2012)

NOVEMBER     0.10     0.39       -0.29      TIED FOR THE 9TH DRIEST OUT OF 77 YEARS
                                            (RECORD DRIEST WAS T IN 2009)
                                            (DRIEST SINCE T IN 2009)

DECEMBER     0.61     0.29       +0.32      18TH WETTEST OUT OF 76 YEARS
                                            (RECORD WETTEST WAS 1.78 IN 1968)
                                            (WETTEST SINCE 1.01 IN 1982)

YEAR        17.11    12.44       +4.67      17TH WETTEST OUT OF 76 YEARS
                                            (RECORD WETTEST WAS 20.28 IN 1978)
                                            (WETTEST SINCE 18.96 IN 2011)

...MILES CITY 2013 TOP 3 DAILY MAXIMUM PRECIPITATION...

1 - 1.85   MAY 30
2 - 1.32   MAY 18
3 - 1.22   MAY 29

ALL TIME DAILY PRECIPITATION RECORD...2.71 ON JUNE 18 1964

...MILES CITY 2013 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

0.34 ON APRIL 13 (TIED RECORD IN 1991)
1.32 ON MAY 18 (OLD RECORD 0.51 IN 2011)
1.22 ON MAY 29 (OLD RECORD 0.63 IN 1974)
1.85 ON MAY 30 (OLD RECORD 0.98 IN 1978)
1.10 ON JUNE 11 (OLD RECORD 0.99 IN 1983)
0.35 ON DECEMBER 24 (OLD RECORD 0.23 IN 1982)

NOTE: SINCE THE LATE 1990S...MILES CITY BECAME AN AUTOMATED AND UNATTENDED
WEATHER STATION. PRECIPITATION AMOUNTS IN THE WINTER MAY BE UNDERESTIMATED.

...MILES CITY AVERAGE TEMPERATURES...

 MONTH   2013 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      20.6      19.5      +1.1      31ST WARMEST OUT OF 76 YEARS
                                           (RECORD WARMEST WAS 34.3 IN 2006)
                                           (WARMEST SINCE 26.2 IN 2012)

FEBRUARY     32.2      24.4      +7.8      10TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 37.2 IN 1954)
                                           (WARMEST SINCE 35.5 IN 1999)

MARCH        33.4      34.7      -1.3      37TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 17.3 IN 1965)
                                           (COLDEST SINCE 28.7 IN 2011)

APRIL        40.9      46.0      -5.1      7TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 38.8 IN 1975)
                                           (COLDEST SINCE 40.8 IN 1995)

MAY          58.6      55.9      +2.7      21ST WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 64.8 IN 1958)
                                           (WARMEST SINCE 58.7 IN 2000)

JUNE         65.9      65.6      +0.3      37TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 78.9 IN 1988)
                                           (WARMEST SINCE 71.0 IN 2012)

JULY         75.0      73.9      +1.1      36TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 81.5 IN 2007)
                                           (WARMEST SINCE 81.2 IN 2012)

AUGUST       74.7      72.6      +2.1      TIED FOR THE 23RD WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 80.4 IN 1983)
                                           (WARMEST SINCE 78.9 IN 2003)

SEPTEMBER    66.1      60.1      +6.0      8TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 69.4 IN 1998)
                                           (WARMEST SINCE 67.6 IN 2009)

OCTOBER      45.4      46.5      -1.1      TIED FOR THE 17TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 39.3 IN 2002)
                                           (COLDEST SINCE 44.5 IN 2012)

NOVEMBER     31.4      32.0      -0.6      TIED FOR THE 30TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 14.4 IN 1985)
                                           (COLDEST SINCE 31.4 IN 2011)

DECEMBER     12.9      20.3      -7.4      TIED FOR THE 10TH COLDEST OUT OF 76 YEARS
                                           (RECORD COLDEST WAS 0.9 IN 1983)
                                           (COLDEST SINCE 10.6 IN 2009)

YEAR         46.5      46.1      +0.4      37TH WARMEST OUT OF 76 YEARS
                                           (RECORD WARMEST WAS 50.1 IN 2012)
                                           (WARMEST SINCE 50.1 IN 2012)

...MILES CITY AVERAGE HIGH TEMPERATURES...

 MONTH   2013 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      30.6      30.0      +0.6      33RD WARMEST OUT OF 76 YEARS
                                           (RECORD WARMEST WAS 45.8 IN 1992)
                                           (WARMEST SINCE 37.8 IN 2012)

FEBRUARY     42.0      35.5      +6.5      14TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 51.4 IN 1992)
                                           (WARMEST SINCE 43.7 IN 2005)

MARCH        46.2      46.5      -0.3      33RD WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 62.3 IN 2012)
                                           (WARMEST SINCE 62.3 IN 2012)

APRIL        52.8      58.8      -6.0      TIED FOR THE 9TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 48.2 IN 1975)
                                           (COLDEST SINCE 52.4 IN 1997)

MAY          70.8      68.6      +2.2      26TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 80.3 IN 1958)
                                           (WARMEST SINCE 71.1 IN 2006)

JUNE         78.1      78.6      -0.5      TIED FOR THE 35TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 69.1 IN 1945)
                                           (COLDEST SINCE 74.2 IN 2011)

JULY         88.8      88.3      +0.5      TIED FOR THE 34TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 74.5 IN 1993)
                                           (COLDEST SINCE 85.1 IN 2010)

AUGUST       88.6      87.2      +1.4      33RD WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 94.9 IN 1983)
                                           (WARMEST SINCE 89.8 IN 2012)

SEPTEMBER    79.4      74.2      +5.2      15TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 84.4 IN 1938)
                                           (WARMEST SINCE 80.8 IN 2012)

OCTOBER      55.9      59.2      -3.3      12TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 49.7 IN 1969)
                                           (COLDEST SINCE 54.9 IN 2012)

NOVEMBER     43.7      43.2      +0.5      TIED FOR THE 34TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 55.6 TIED IN 1999)
                                           (WARMEST SINCE 46.3 IN 2012)

DECEMBER     23.8      30.9      -7.1      14TH COLDEST OUT OF 76 YEARS
                                           (RECORD COLDEST WAS 9.2 IN 1983)
                                           (COLDEST SINCE 19.9 IN 2009)

YEAR         58.5      58.5       0.0      TIED FOR THE 36TH COLDEST OUT OF 76 YEARS
                                           (RECORD COLDEST WAS 52.7 IN 1978)
                                           (COLDEST SINCE 57.1 IN 2011)

...MILES CITY 2013 TOP 3 WARMEST DAILY HIGH TEMPERATURES...

1 - 103   JULY 11
2 - 99   SEPTEMBER  5
3 - 98   SEPTEMBER  2

ALL TIME RECORD WARMEST DAILY HIGH TEMPERATURE...111 ON JUNE 26 2012

...MILES CITY 2013 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

103 ON JULY 11 (TIED RECORD IN 1939)

...MILES CITY 2013 TOP 3 COLDEST DAILY HIGH TEMPERATURES...

1 - -17   DECEMBER  7
2 - -14   DECEMBER  6
3 - -8   DECEMBER  5

ALL TIME RECORD COLDEST DAILY HIGH TEMPERATURE...-25 ON DECEMBER 24 1983

...MILES CITY 2013 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

31 ON APRIL 15 (OLD RECORD 37 IN 1970)
31 ON APRIL 16 (OLD RECORD 35 IN 1953)
33 ON APRIL 17 (OLD RECORD 36 IN 1953)
-8 ON DECEMBER  5 (OLD RECORD -4 IN 1972)
-14 ON DECEMBER  6 (OLD RECORD -8 IN 1972)
-17 ON DECEMBER  7 (OLD RECORD -9 IN 1972)

...MILES CITY AVERAGE LOW TEMPERATURES...

 MONTH   2013 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      10.6      8.9      +1.7      TIED FOR THE 28TH WARMEST OUT OF 76 YEARS
                                           (RECORD WARMEST WAS 24.3 IN 2006)
                                           (WARMEST SINCE 14.6 IN 2012)

FEBRUARY     22.3      13.2      +9.1      9TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 26.9 IN 1998)
                                           (WARMEST SINCE 26.4 IN 1999)

MARCH        20.5      22.8      -2.3      31ST COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 7.1 IN 1965)
                                           (COLDEST SINCE 19.3 IN 2011)

APRIL        29.0      33.2      -4.2      6TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 27.0 IN 1951)
                                           (COLDEST SINCE 28.9 IN 2002)

MAY          46.4      43.1      +3.3      TIED FOR THE 15TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 49.2 IN 1958)
                                           (WARMEST SINCE 48.5 IN 1994)

JUNE         53.7      52.6      +1.1      33RD WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 64.4 IN 1988)
                                           (WARMEST SINCE 55.7 IN 2012)

JULY         61.2      59.5      +1.7      TIED FOR THE 30TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 66.3 IN 2007)
                                           (WARMEST SINCE 66.1 IN 2012)

AUGUST       60.8      58.0      +2.8      TIED FOR THE 12TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 65.8 IN 1983)
                                           (WARMEST SINCE 63.5 IN 2003)

SEPTEMBER    52.8      46.1      +6.7      5TH WARMEST OUT OF 77 YEARS
                                           (RECORD WARMEST WAS 54.5 IN 1998)
                                           (WARMEST SINCE 54.5 IN 1998)

OCTOBER      34.8      33.8      +1.0      TIED FOR THE 32ND COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 27.8 IN 2002)
                                           (COLDEST SINCE 34.1 IN 2012)

NOVEMBER     19.0      20.9      -1.9      17TH COLDEST OUT OF 77 YEARS
                                           (RECORD COLDEST WAS 5.6 IN 1985)
                                           (COLDEST SINCE 17.1 IN 2010)

DECEMBER      1.9      9.7      -7.8      7TH COLDEST OUT OF 76 YEARS
                                           (RECORD COLDEST WAS -7.5 IN 1983)
                                           (COLDEST SINCE 1.2 IN 2009)

YEAR         34.5      33.6      +0.9      TIED FOR THE 32ND WARMEST OUT OF 76 YEARS
                                           (RECORD WARMEST WAS 37.2 TIED IN 1998)
                                           (WARMEST SINCE 36.8 IN 2012)

...MILES CITY 2013 TOP 3 WARMEST DAILY LOW TEMPERATURES...

1 - 73   SEPTEMBER  3
2 - 71   AUGUST 27
3 - 70   JULY  4

ALL TIME RECORD WARMEST DAILY LOW TEMPERATURE...79 ON JULY 24 2007

...MILES CITY 2013 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

31 ON JANUARY 26 (OLD RECORD 29 IN 1942)
32 ON FEBRUARY  6 (TIED RECORD IN 1963)
34 ON FEBRUARY 13 (TIED RECORD IN 1971)
71 ON AUGUST 27 (OLD RECORD 70 IN 1939)
73 ON SEPTEMBER  3 (OLD RECORD 72 IN 1940)
68 ON SEPTEMBER  5 (TIED RECORD IN 1978)
62 ON SEPTEMBER 13 (TIED RECORD IN 1940)
61 ON SEPTEMBER 14 (TIED RECORD IN 1996)

...MILES CITY 2013 TOP 3 COLDEST DAILY LOW TEMPERATURES...

1 - -36   DECEMBER  7
2 - -30   DECEMBER  6
3 - -29   DECEMBER  8

ALL TIME RECORD COLDEST DAILY LOW TEMPERATURE...-38 ON DECEMBER 24 1983

...MILES CITY 2013 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

15 ON APRIL  9 (OLD RECORD 16 IN 1973)
19 ON APRIL 23 (TIED RECORD IN 1967)
21 ON MAY  1 (OLD RECORD 24 IN 1954)
-27 ON DECEMBER  5 (OLD RECORD -25 IN 1972)
-30 ON DECEMBER  6 (OLD RECORD -27 IN 1972)
-36 ON DECEMBER  7 (OLD RECORD -23 IN 1972)
-29 ON DECEMBER  8 (OLD RECORD -28 IN 1977)

$$






USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.