599
CDUS45 KBYZ 292331
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
431 PM MST MON DEC 29 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 29 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 37 234 PM 61 1999 35 2 42
MINIMUM 22 815 AM -25 1968 17 5 31
AVERAGE 30 26 4 37
PRECIPITATION (IN)
TODAY 0.00 0.72 2017 0.02 -0.02 0.09
MONTH TO DATE 1.39 0.53 0.86 0.34
SINCE OCT 1 3.88 2.50 1.38 1.14
SINCE JAN 1 18.28 14.27 4.01 11.80
SNOWFALL (IN)
TODAY MM 8.9 2017 0.4 MM T
MONTH TO DATE 14.1 9.1 5.0 T
SINCE DEC 1 14.1 9.1 5.0 T
SINCE JUL 1 21.1 20.4 0.7 3.9
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 35 39 -4 28
MONTH TO DATE 893 1081 -188 793
SINCE DEC 1 893 1081 -188 793
SINCE JUL 1 2122 2683 -561 2065
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 23 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 17.2
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 50 200 AM
LOWEST 34 1200 PM
AVERAGE 42
......................................................
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 63 1980
MINIMUM TEMPERATURE (F) 17 -24 1968
SUNRISE AND SUNSET
DECEMBER 29 2025......SUNRISE 755 AM MST SUNSET 438 PM MST
DECEMBER 30 2025......SUNRISE 755 AM MST SUNSET 439 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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