Climatological Report (Monthly)
Issued by NWS

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000
CXUS55 KBYZ 022337
CLMLVM


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
434 PM MST MON FEB 2 2015

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

...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            65   01/26
LOWEST              0   01/09
AVG. MAXIMUM     43.7              36.9     6.8
AVG. MINIMUM     21.5              17.2     4.3
MEAN             32.6              27.0     5.6
DAYS MAX >= 90      0
DAYS MAX <= 32      3
DAYS MIN <= 32     23
DAYS MIN <= 0       1

PRECIPITATION (INCHES)
TOTALS           0.54              0.49    0.05
DAYS >= .01         5
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.26   01/04 TO 01/05

DEGREE_DAYS
HEATING TOTAL     996              1176    -180
 SINCE 7/1       3781              4341    -560
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              19.2
HIGHEST WIND SPEED/DIRECTION    52/220    DATE  01/24
HIGHEST GUST SPEED/DIRECTION    68/210    DATE  01/24

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       4
LIGHT SNOW               13     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

&&

...JANUARY 2015 MONTH IN REVIEW FOR LIVINGSTON...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR LIVINGSTON FOR JANUARY 2015. 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 JULY 1948 AT OR NEAR THE LIVINGSTON AIRPORT.

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

... MONTHLY PRECIPITATION...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

JANUARY      0.54     0.49       +0.05      27TH WETTEST OUT OF 67 YEARS
                                            (RECORD WETTEST WAS 2.41 IN 1989)
                                            (WETTEST SINCE 1.41 IN 2003)

... JANUARY 2015 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

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

... AVERAGE TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      32.6      27.0      +5.6      11TH WARMEST OUT OF 67 YEARS
                                           (RECORD WARMEST WAS 37.5 IN 1986)
                                           (WARMEST SINCE 32.9 IN 2014)

... AVERAGE HIGH TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      43.7      36.9      +6.8      5TH WARMEST OUT OF 67 YEARS
                                           (RECORD WARMEST WAS 48.2 IN 1981)
                                           (WARMEST SINCE 46.1 IN 1986)

... JANUARY 2015 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

53 ON JANUARY 18 (OLD RECORD 52 IN 2009)
59 ON JANUARY 25 (TIED RECORD IN 2006)
65 ON JANUARY 26 (OLD RECORD 56 IN 2013)
64 ON JANUARY 27 (OLD RECORD 57 IN 1986)

... JANUARY 2015 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

... AVERAGE LOW TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      21.5      17.2      +4.3      22ND WARMEST OUT OF 67 YEARS
                                           (RECORD WARMEST WAS 28.8 IN 1986)
                                           (WARMEST SINCE 23.9 IN 2014)

... JANUARY 2015 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

44 ON JANUARY 25 (OLD RECORD 42 IN 1984)
45 ON JANUARY 26 (OLD RECORD 42 IN 1971)

... JANUARY 2015 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

$$



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