Climatological Report (Monthly)
Issued by NWS Billings, MT

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528
CXUS55 KBYZ 011220
CLMBIL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
519 AM MST SAT FEB 01 2025

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

...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1934 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST           53   01/30
LOWEST            -9   01/20
AVG. MAXIMUM    32.2               36.0    -3.8
AVG. MINIMUM    17.4               17.9    -0.5
MEAN            24.8               27.0    -2.2
DAYS MAX >= 90     0
DAYS MAX <= 32    14
DAYS MIN <= 32    29
DAYS MIN <= 0      3

PRECIPITATION (INCHES)
TOTALS          0.84               0.55    0.29
DAYS >= .01        6
DAYS >= .10        3
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.37   01/03 TO 01/04

SNOWFALL (INCHES)
TOTALS          11.1               10.6     0.5
SINCE 7/1       17.3               31.7   -14.4
SNOWDEPTH AVG.     2
DAYS >= TRACE     15
DAYS >= 1.0        3
GREATEST
 SNOW DEPTH        9   01/05
 24 HR TOTAL     3.5   01/03 TO 01/03
                       01/04 TO 01/04

DEGREE DAYS
HEATING TOTAL   1239               1180      59
 SINCE 7/1      3381               3941    -560
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
................................................

WIND (MPH)
AVERAGE WIND SPEED              14.7
HIGHEST WIND SPEED/DIRECTION    37/290    DATE  01/08
HIGHEST GUST SPEED/DIRECTION    49/280    DATE  01/08
                                49/300          01/21

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW               15     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      0
HAZE                      6

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

&&

...JANUARY 2025 MONTH IN REVIEW FOR BILLINGS...

BELOW IS A SUMMARY OF THE TEMPERATURE...PRECIPITATION...AND WIND
STATISTICS FOR BILLINGS FOR JANUARY 2025. ALL TEMPERATURES ARE IN
DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1991 TO 2020. MONTHLY RANKINGS
FOR PRECIPITATION...SNOWFALL...AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN AUGUST 1934 AT THE BILLINGS AIRPORT. MONTHLY RANKINGS
FOR WIND USE A PERIOD OF RECORD THAT STARTED IN 1984.

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

...BILLINGS MONTHLY PRECIPITATION...

 MONTH   2025 VALUES  NORMALS    DEPARTURE  RANKING

JANUARY      0.84     0.55       +0.29      24TH WETTEST OUT OF 91 YEARS
                                            (RECORD WETTEST WAS 2.35 IN 1972)
                                            (WETTEST SINCE 0.95 IN 2019)

...BILLINGS JANUARY 2025 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

0.32 ON JANUARY  4 (OLD RECORD 0.18 IN 2014)

...BILLINGS MONTHLY SNOWFALL...

 MONTH   2025 VALUES  NORMALS    DEPARTURE  RANKING

JANUARY      11.1      10.6       +0.5      31ST SNOWIEST OUT OF 91 YEARS
                                            (RECORD SNOWIEST WAS 27.7 IN 1963)
                                            (SNOWIEST SINCE 13.7 IN 2019)

...BILLINGS JANUARY 2025 BROKEN OR TIED DAILY SNOWFALL RECORDS...

NONE

...BILLINGS AVERAGE TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      24.8      27.0      -2.2      42ND COLDEST OUT OF 91 YEARS
                                           (RECORD COLDEST WAS 5.1 IN 1950)
                                           (COLDEST SINCE 23.9 IN 2024)

...BILLINGS AVERAGE HIGH TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      32.2      36.0      -3.8      34TH COLDEST OUT OF 91 YEARS
                                           (RECORD COLDEST WAS 15.1 IN 1969)
                                           (COLDEST SINCE 26.3 IN 2017)

...BILLINGS JANUARY 2025 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...BILLINGS JANUARY 2025 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...BILLINGS AVERAGE LOW TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

JANUARY      17.4      17.9      -0.5      43RD WARMEST OUT OF 91 YEARS
                                           (RECORD WARMEST WAS 28.6 IN 2006)
                                           (WARMEST SINCE 21.8 IN 2023)

...BILLINGS JANUARY 2025 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

NONE

...BILLINGS JANUARY 2025 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

...BILLINGS MONTHLY WIND AVERAGES...

 MONTH   2025 VALUES  NORMALS    DEPARTURE  RANKING

JANUARY      14.7      13.2       +1.5      TIED FOR THE 15TH WINDIEST OUT OF 76 YEARS
                                            (RECORD WINDIEST WAS 17.7 IN 1962)
                                            (WINDIEST SINCE 15.3 IN 2022)

$$