272
CDUS45 KBYZ 202336
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
436 PM MST SAT DEC 20 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 20 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 41 245 PM 58 1941 35 6 58
2024
MINIMUM 26 937 AM -22 1990 18 8 22
AVERAGE 34 27 7 40
PRECIPITATION (IN)
TODAY 0.00 0.34 1944 0.02 -0.02 0.00
MONTH TO DATE 1.28 0.36 0.92 0.25
SINCE OCT 1 3.77 2.33 1.44 1.05
SINCE JAN 1 18.17 14.10 4.07 11.71
SNOWFALL (IN)
TODAY MM 4.8 1944 0.3 MM 0.0
MONTH TO DATE 14.1 5.9 8.2 T
SINCE DEC 1 14.1 5.9 8.2 T
SINCE JUL 1 21.1 17.2 3.9 3.9
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 31 38 -7 25
MONTH TO DATE 614 731 -117 568
SINCE DEC 1 614 731 -117 568
SINCE JUL 1 1843 2333 -490 1840
COOLING
TODAY 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 38 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 15.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 1000 AM
LOWEST 24 200 PM
AVERAGE 42
......................................................
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 58 2024
MINIMUM TEMPERATURE (F) 18 -26 1989
1990
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 752 AM MST SUNSET 432 PM MST
DECEMBER 21 2025......SUNRISE 752 AM MST SUNSET 432 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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