Climatological Report (Monthly)
Issued by NWS Billings, MT

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308
CXUS55 KBYZ 012140
CLMBIL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
238 PM MST MON DEC 01 2025

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

...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 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           70   11/13
LOWEST            -5   11/30
AVG. MAXIMUM    52.0               45.7     6.3
AVG. MINIMUM    31.4               26.7     4.7
MEAN            41.7               36.2     5.5
DAYS MAX >= 90     0
DAYS MAX <= 32     3
DAYS MIN <= 32    13
DAYS MIN <= 0      2

PRECIPITATION (INCHES)
TOTALS          0.58               0.60   -0.02
DAYS >= .01        4
DAYS >= .10        1
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.50   11/28 TO 11/29

SNOWFALL (INCHES)
TOTALS           7.0                6.5     0.5
SINCE 7/1        7.0               11.3    -4.3
SNOWDEPTH AVG.     0
DAYS >= TRACE      4
DAYS >= 1.0        1
GREATEST
 SNOW DEPTH        7   11/29
                       11/30
 24 HR TOTAL     7.0   11/28 TO 11/28

DEGREE DAYS
HEATING TOTAL    692                864    -172
 SINCE 7/1      1229               1602    -373
COOLING TOTAL      0                  0       0
 SINCE 1/1       659                662      -3
................................................

WIND (MPH)
AVERAGE WIND SPEED              10.3
HIGHEST WIND SPEED/DIRECTION    41/320    DATE  11/24
HIGHEST GUST SPEED/DIRECTION    54/330    DATE  11/24

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               1
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                4     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      2
HAZE                      0

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

&&

...NOVEMBER 2025 MONTH IN REVIEW FOR BILLINGS...

BELOW IS A SUMMARY OF THE TEMPERATURE...PRECIPITATION...AND WIND
STATISTICS FOR BILLINGS FOR NOVEMBER 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

NOVEMBER    0.58        0.60     -0.02      45TH WETTEST OUT OF 92 YEARS
                                            (RECORD WETTEST WAS 2.34 IN 1978)
                                            (WETTEST SINCE 0.76 IN 2022)

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

0.49 ON NOVEMBER 28 (OLD RECORD 0.46 IN 2010)

...BILLINGS MONTHLY SNOWFALL...

 MONTH   2025 VALUES  NORMALS    DEPARTURE  RANKING

NOVEMBER     7.0      6.5       +0.5      TIED FOR THE 37TH SNOWIEST OUT OF 92 YEARS
                                            (RECORD SNOWIEST WAS 25.2 IN 1978)
                                            (SNOWIEST SINCE 9.9 IN 2022)

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

NONE

...BILLINGS AVERAGE TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

NOVEMBER     41.8      36.2      +5.6      TIED FOR THE 9TH WARMEST OUT OF 92 YEARS
                                           (RECORD WARMEST WAS 47.5 IN 1949)
                                           (WARMEST SINCE 43.8 IN 2021)

...BILLINGS AVERAGE HIGH TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

NOVEMBER     52.2      45.7      +6.5      10TH WARMEST OUT OF 92 YEARS
                                           (RECORD WARMEST WAS 58.8 IN 1939)
                                           (WARMEST SINCE 54.0 IN 2021)

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

70 ON NOVEMBER 13 (OLD RECORD 69 IN 1934)

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

NONE

...BILLINGS AVERAGE LOW TEMPERATURES...

 MONTH   2025 VALUES  NORMALS   DEPARTURE  RANKING

NOVEMBER     31.4      26.7      +4.7      TIED FOR THE 9TH WARMEST OUT OF 92 YEARS
                                           (RECORD WARMEST WAS 36.3 IN 1949)
                                           (WARMEST SINCE 33.6 IN 2021)

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

47 ON NOVEMBER 14 (OLD RECORD 46 IN 2016)

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

NONE

...BILLINGS MONTHLY WIND AVERAGES...

 MONTH   2025 VALUES  NORMALS    DEPARTURE  RANKING

NOVEMBER      8.1      11.8       -3.7      RECORD LEAST WINDIEST OUT OF 77 YEARS
                                            (OLD RECORD LEAST WINDIEST WAS 9.8 IN 1996)

$$