Climatological Report (Annual)
Issued by NWS Billings, MT

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000
CXUS55 KBYZ 011531
CLAMLS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
822 AM MST SUN JAN 1 2017

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

...THE MILES CITY MT CLIMATE SUMMARY FOR THE YEAR OF 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1937 TO 2016

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   07/22
LOWEST            -27   12/17
AVG. MAXIMUM     62.2              58.5     3.7
AVG. MINIMUM     37.2              33.6     3.6
MEAN             49.7              46.1     3.6
DAYS MAX >= 90     43                       7.2
DAYS MAX <= 32     39                     -11.6
DAYS MIN <= 32    141                     -28.2
DAYS MIN <= 0      17                      -7.4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        20.28   1978
 MINIMUM         5.27   1988
TOTALS          14.55             12.44    2.11
DAYS >= .01        85                       1.4
DAYS >= .10        35                       3.0
DAYS >= .50         5                      -1.0
DAYS >= 1.00        2                       0.7

DEGREE_DAYS
HEATING TOTAL    6377              7639   -1262
COOLING TOTAL     873               731     142

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

WIND (MPH)
AVERAGE WIND SPEED              10.1
RESULTANT WIND SPEED/DIRECTION   2/305
HIGHEST WIND SPEED/DIRECTION    49/300    DATE  02/06
HIGHEST GUST SPEED/DIRECTION    63/290    DATE  02/06


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               15     RAIN                      33
LIGHT RAIN              108     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                4     SNOW                       7
LIGHT SNOW               37     SLEET                      0
FOG                      76     FOG W/VIS <= 1/4 MILE     12
HAZE                     29

-  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.

...2016 YEAR IN REVIEW FOR MILES CITY...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR MILES CITY FOR 2016}. 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   2016 VALUES  NORMALS    DEPARTURE  RANKING

JANUARY      0.34     0.32       +0.02      TIED FOR THE 37TH WETTEST OUT OF 79 YEARS
                                            (RECORD WETTEST WAS 1.78 IN 1971)
                                            (WETTEST SINCE 0.43 IN 2011)

FEBRUARY     0.47     0.23       +0.24      TIED FOR THE 23RD WETTEST OUT OF 80 YEARS
                                            (RECORD WETTEST WAS 1.30 IN 1959)
                                            (WETTEST SINCE 1.03 IN 2000)

MARCH        0.26     0.60       -0.34      TIED FOR THE 17TH DRIEST OUT OF 80 YEARS
                                            (RECORD DRIEST WAS T IN 2008)
                                            (DRIEST SINCE 0.10 IN 2015)

APRIL        4.36     1.37       +2.99      RECORD WETTEST OUT OF 80 YEARS
                                            (OLD RECORD WETTEST WAS 4.22 IN 1973)

MAY          2.43     2.18       +0.25      TIED FOR THE 28TH WETTEST OUT OF 80 YEARS
                                            (RECORD WETTEST WAS 9.36 IN 2011)
                                            (WETTEST SINCE 3.50 IN 2014)

JUNE         0.69     2.51       -1.82      3RD DRIEST OUT OF 80 YEARS
                                            (RECORD DRIEST WAS 0.36 IN 2012)
                                            (DRIEST SINCE 0.36 IN 2012)

JULY         1.34     1.64       -0.30      TIED FOR THE 35TH WETTEST OUT OF 80 YEARS
                                            (RECORD WETTEST WAS 6.32 IN 1993)
                                            (WETTEST SINCE 3.69 IN 2010)

AUGUST       0.77     0.91       -0.14      37TH DRIEST OUT OF 80 YEARS
                                            (RECORD DRIEST WAS T IN 1967)
                                            (DRIEST SINCE 0.76 IN 2015)

SEPTEMBER    2.80     1.08       +1.72      8TH WETTEST OUT OF 80 YEARS
                                            (RECORD WETTEST WAS 4.67 IN 1941)
                                            (WETTEST SINCE 3.77 IN 1991)

OCTOBER      0.97     0.92       +0.05      TIED FOR THE 32ND WETTEST OUT OF 80 YEARS
                                            (RECORD WETTEST WAS 6.31 IN 1971)
                                            (WETTEST SINCE 1.01 IN 2015)

NOVEMBER        T     0.39       -0.39      TIED FOR THE RECORD DRIEST OUT OF 80 YEARS
                                            (OLD RECORD DRIEST WAS T IN 2009)

DECEMBER     0.12     0.29       -0.17      20TH DRIEST OUT OF 79 YEARS
                                            (RECORD DRIEST WAS 0.02 TIED IN 2015)
                                            (DRIEST SINCE 0.02 IN 2015)

YEAR        14.55    12.44       +2.11      33RD WETTEST OUT OF 79 YEARS
                                            (RECORD WETTEST WAS 20.28 IN 1978)
                                            (WETTEST SINCE 17.11 IN 2013)

...MILES CITY 2016 TOP 3 DAILY MAXIMUM PRECIPITATION...

1 - 2.91   APRIL 24
2 - 1.32   SEPTEMBER 24
3 - 0.72   SEPTEMBER  4

ALL TIME DAILY PRECIPITATION RECORD...2.91 ON APRIL 24 2016

...MILES CITY 2016 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

0.11 ON FEBRUARY 13 (OLD RECORD 0.10 IN 1980)
2.91 ON APRIL 24 (OLD RECORD 1.29 IN 1990)
0.72 ON SEPTEMBER  4 (OLD RECORD 0.22 IN 1987)
1.32 ON SEPTEMBER 24 (OLD RECORD 0.40 IN 1976)

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   2016 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      23.4      19.5      +3.9      TIED FOR THE 22ND WARMEST OUT OF 79 YEARS
                                           (RECORD WARMEST WAS 34.3 IN 2006)
                                           (WARMEST SINCE 26.2 IN 2012)

FEBRUARY     37.5      24.4     +13.1      RECORD WARMEST OUT OF 80 YEARS
                                           (OLD RECORD WARMEST WAS 37.2 IN 1954)

MARCH        42.6      34.7      +7.9      4TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 47.1 IN 2012)
                                           (WARMEST SINCE 43.3 IN 2015)

APRIL        48.9      46.0      +2.9      17TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 53.3 TIED IN 1987)
                                           (WARMEST SINCE 50.9 IN 2012)

MAY          57.8      55.9      +1.9      32ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 64.8 IN 1958)
                                           (WARMEST SINCE 58.6 IN 2013)

JUNE         71.1      65.6      +5.5      TIED FOR THE 5TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 78.9 IN 1988)
                                           (WARMEST SINCE 71.3 IN 1997)

JULY         75.5      73.9      +1.6      TIED FOR THE 32ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 81.5 IN 2007)
                                           (WARMEST SINCE 81.2 IN 2012)

AUGUST       72.5      72.6      -0.1      TIED FOR THE 37TH COLDEST OUT OF 80 YEARS
                                           (RECORD COLDEST WAS 65.8 IN 1977)
                                           (COLDEST SINCE 72.5 IN 2015)

SEPTEMBER    61.9      60.1      +1.8      31ST WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 69.4 IN 1998)
                                           (WARMEST SINCE 65.9 IN 2015)

OCTOBER      49.4      46.5      +2.9      32ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 55.7 IN 1963)
                                           (WARMEST SINCE 52.5 IN 2015)

NOVEMBER     42.4      32.0     +10.4      2ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 42.9 IN 1949)
                                           (WARMEST SINCE 42.9 IN 1949)

DECEMBER     13.9      20.3      -6.4      TIED FOR THE 13TH COLDEST OUT OF 79 YEARS
                                           (RECORD COLDEST WAS 0.9 IN 1983)
                                           (COLDEST SINCE 12.9 IN 2013)

YEAR         49.7      46.1      +3.6      2ND WARMEST OUT OF 79 YEARS
                                           (RECORD WARMEST WAS 50.1 IN 2012)
                                           (WARMEST SINCE 50.1 IN 2012)

...MILES CITY AVERAGE HIGH TEMPERATURES...

 MONTH   2016 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      33.7      30.0      +3.7      22ND WARMEST OUT OF 79 YEARS
                                           (RECORD WARMEST WAS 45.8 IN 1992)
                                           (WARMEST SINCE 37.8 IN 2012)

FEBRUARY     49.4      35.5     +13.9      2ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 51.4 IN 1992)
                                           (WARMEST SINCE 51.4 IN 1992)

MARCH        56.1      46.5      +9.6      3RD WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 62.3 IN 2012)
                                           (WARMEST SINCE 58.5 IN 2015)

APRIL        60.8      58.8      +2.0      TIED FOR THE 27TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 68.5 IN 1987)
                                           (WARMEST SINCE 61.6 IN 2015)

MAY          70.7      68.6      +2.1      27TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 80.3 IN 1958)
                                           (WARMEST SINCE 70.8 IN 2013)

JUNE         85.9      78.6      +7.3      5TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 93.4 IN 1988)
                                           (WARMEST SINCE 86.3 IN 2012)

JULY         90.1      88.3      +1.8      TIED FOR THE 32ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 96.7 IN 2007)
                                           (WARMEST SINCE 96.2 IN 2012)

AUGUST       87.4      87.2      +0.2      39TH COLDEST OUT OF 80 YEARS
                                           (RECORD COLDEST WAS 78.5 IN 1977)
                                           (COLDEST SINCE 83.5 IN 2014)

SEPTEMBER    73.0      74.2      -1.2      31ST COLDEST OUT OF 80 YEARS
                                           (RECORD COLDEST WAS 58.6 IN 1965)
                                           (COLDEST SINCE 71.2 IN 2010)

OCTOBER      60.6      59.2      +1.4      TIED FOR THE 32ND COLDEST OUT OF 80 YEARS
                                           (RECORD COLDEST WAS 49.7 IN 1969)
                                           (COLDEST SINCE 55.9 IN 2013)

NOVEMBER     55.0      43.2     +11.8      3RD WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 55.6 TIED IN 1999)
                                           (WARMEST SINCE 55.6 IN 1999)

DECEMBER     23.4      30.9      -7.5      14TH COLDEST OUT OF 79 YEARS
                                           (RECORD COLDEST WAS 9.2 IN 1983)
                                           (COLDEST SINCE 19.9 IN 2009)

YEAR         62.2      58.5      +3.7      TIED FOR THE 2ND WARMEST OUT OF 79 YEARS
                                           (RECORD WARMEST WAS 63.3 IN 2012)
                                           (WARMEST SINCE 63.3 IN 2012)

...MILES CITY 2016 TOP 3 WARMEST DAILY HIGH TEMPERATURES...

1 - 103   JULY 22
2 - 102   JULY 19
3 - 100   AUGUST  2

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

...MILES CITY 2016 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

69 ON FEBRUARY 18 (OLD RECORD 63 IN 1948)
63 ON FEBRUARY 26 (OLD RECORD 62 IN 1988)
74 ON MARCH  5 (OLD RECORD 73 IN 1987)
74 ON MARCH  6 (OLD RECORD 70 IN 1987)
71 ON MARCH 10 (TIED RECORD IN 2012)
73 ON NOVEMBER  9 (OLD RECORD 69 IN 2001)
68 ON NOVEMBER 11 (OLD RECORD 66 IN 1999)

...MILES CITY 2016 TOP 3 COLDEST DAILY HIGH TEMPERATURES...

1 - -9   DECEMBER 17
2 - 5   DECEMBER  9
3 - 7   JANUARY  9

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

...MILES CITY 2016 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

-9 ON DECEMBER 17 (TIED RECORD IN 1964)

...MILES CITY AVERAGE LOW TEMPERATURES...

 MONTH   2016 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      13.1      8.9      +4.2      24TH WARMEST OUT OF 79 YEARS
                                           (RECORD WARMEST WAS 24.3 IN 2006)
                                           (WARMEST SINCE 14.6 IN 2012)

FEBRUARY     25.6      13.2     +12.4      TIED FOR THE 4TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 26.9 IN 1998)
                                           (WARMEST SINCE 26.4 IN 1999)

MARCH        29.0      22.8      +6.2      4TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 32.4 IN 1986)
                                           (WARMEST SINCE 31.8 IN 2012)

APRIL        37.0      33.2      +3.8      TIED FOR THE 13TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 39.3 IN 1980)
                                           (WARMEST SINCE 37.2 IN 2012)

MAY          44.8      43.1      +1.7      TIED FOR THE 32ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 49.2 IN 1958)
                                           (WARMEST SINCE 46.4 IN 2013)

JUNE         56.3      52.6      +3.7      TIED FOR THE 9TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 64.4 IN 1988)
                                           (WARMEST SINCE 56.3 IN 2015)

JULY         60.8      59.5      +1.3      TIED FOR THE 38TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 66.3 IN 2007)
                                           (WARMEST SINCE 61.2 IN 2013)

AUGUST       57.6      58.0      -0.4      32ND COLDEST OUT OF 80 YEARS
                                           (RECORD COLDEST WAS 52.8 IN 1950)
                                           (COLDEST SINCE 57.2 IN 2015)

SEPTEMBER    50.7      46.1      +4.6      TIED FOR THE 11TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 54.5 IN 1998)
                                           (WARMEST SINCE 52.8 IN 2013)

OCTOBER      38.1      33.8      +4.3      TIED FOR THE 13TH WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 42.0 IN 1963)
                                           (WARMEST SINCE 39.7 IN 2015)

NOVEMBER     29.7      20.9      +8.8      2ND WARMEST OUT OF 80 YEARS
                                           (RECORD WARMEST WAS 30.2 IN 1949)
                                           (WARMEST SINCE 30.2 IN 1949)

DECEMBER      4.3      9.7      -5.4      15TH COLDEST OUT OF 79 YEARS
                                           (RECORD COLDEST WAS -7.5 IN 1983)
                                           (COLDEST SINCE 1.9 IN 2013)

YEAR         37.2      33.6      +3.6      TIED FOR THE RECORD WARMEST OUT OF 79 YEARS
                                           (OLD RECORD WARMEST WAS 37.2 TIED IN 1998)

...MILES CITY 2016 TOP 3 WARMEST DAILY LOW TEMPERATURES...

1 - 71   JULY 19
2 - 70   SEPTEMBER  1
3 - 69   JULY 22

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

...MILES CITY 2016 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

32 ON FEBRUARY 14 (TIED RECORD IN 1971)
37 ON MARCH  7 (OLD RECORD 36 IN 1992)
42 ON MARCH 11 (OLD RECORD 35 IN 1973)
36 ON MARCH 14 (TIED RECORD IN 1972)
53 ON MAY  5 (OLD RECORD 52 IN 1993)
68 ON SEPTEMBER  2 (OLD RECORD 67 IN 1960)
58 ON SEPTEMBER 29 (OLD RECORD 52 IN 1940)
45 ON NOVEMBER 15 (OLD RECORD 40 IN 1963)

...MILES CITY 2016 TOP 3 COLDEST DAILY LOW TEMPERATURES...

1 - -27   DECEMBER 17
2 - -17   DECEMBER 18
3 - -13   JANUARY 10

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

...MILES CITY 2016 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

$$





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