232
CDUS45 KBYZ 141032
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
332 AM MST SUN DEC 14 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 13 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1934 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 12 324 PM 60 2014 36 -24 47
MINIMUM 5 1056 PM -16 1963 19 -14 22
AVERAGE 9 28 -19 35
PRECIPITATION (IN)
YESTERDAY T 0.32 1975 0.01 -0.01 0.00
MONTH TO DATE 1.28 0.23 1.05 T
SINCE OCT 1 3.77 2.20 1.57 0.80
SINCE JAN 1 18.17 13.97 4.20 11.46
SNOWFALL (IN)
YESTERDAY T 4.8 2008 0.3 -0.3 0.0
MONTH TO DATE 14.1 3.7 10.4 T
SINCE DEC 1 14.1 3.7 10.4 T
SINCE JUL 1 21.1 15.0 6.1 3.9
SNOW DEPTH 12
DEGREE DAYS
HEATING
YESTERDAY 56 37 19 30
MONTH TO DATE 444 465 -21 359
SINCE DEC 1 444 465 -21 359
SINCE JUL 1 1673 2067 -394 1631
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 659 662 -3 790
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 900 PM
LOWEST 80 100 PM
AVERAGE 86
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THE BILLINGS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 56 1962
2021
MINIMUM TEMPERATURE (F) 19 -18 2008
SUNRISE AND SUNSET
DECEMBER 14 2025......SUNRISE 748 AM MST SUNSET 430 PM MST
DECEMBER 15 2025......SUNRISE 749 AM MST SUNSET 430 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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