862
CDUS45 KBYZ 192331
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
431 PM MST FRI DEC 19 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 19 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 54 108 PM 60 1979 35 19 45
MINIMUM 42 156 AM -20 1990 18 24 24
AVERAGE 48 27 21 35
PRECIPITATION (IN)
TODAY T 0.18 1967 0.02 -0.02 0.00
MONTH TO DATE 1.28 0.34 0.94 0.25
SINCE OCT 1 3.77 2.31 1.46 1.05
SINCE JAN 1 18.17 14.08 4.09 11.71
SNOWFALL (IN)
TODAY 0.0 4.0 2013 0.4 -0.4 0.0
MONTH TO DATE 14.1 5.6 8.5 T
SINCE DEC 1 14.1 5.6 8.5 T
SINCE JUL 1 21.1 16.9 4.2 3.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 17 38 -21 30
MONTH TO DATE 577 693 -116 543
SINCE DEC 1 577 693 -116 543
SINCE JUL 1 1806 2295 -489 1815
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 32 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 24.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 200 PM
LOWEST 36 1200 AM
AVERAGE 48
......................................................
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 58 1941
2024
MINIMUM TEMPERATURE (F) 18 -22 1990
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 751 AM MST SUNSET 432 PM MST
DECEMBER 20 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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