047
CDUS45 KBYZ 180431
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
931 PM MST WED DEC 17 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 17 2025
VALID AS OF 0900 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 57 1138 AM 67 1939 35 22 38
MINIMUM 38 755 PM -24 1964 19 19 23
AVERAGE 48 27 21 31
PRECIPITATION (IN)
TODAY T 0.38 1955 0.01 -0.01 0.00
MONTH TO DATE 1.28 0.30 0.98 0.25
SINCE OCT 1 3.77 2.27 1.50 1.05
SINCE JAN 1 18.17 14.04 4.13 11.71
SNOWFALL (IN)
TODAY MM 6.3 1963 0.3 MM 0.0
MONTH TO DATE 14.1 4.9 9.2 T
SINCE DEC 1 14.1 4.9 9.2 T
SINCE JUL 1 21.1 16.2 4.9 3.9
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 17 38 -21 34
MONTH TO DATE 529 617 -88 487
SINCE DEC 1 529 617 -88 487
SINCE JUL 1 1758 2219 -461 1759
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
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WIND (MPH)
HIGHEST WIND SPEED 61 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 79 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 24.8
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
HAIL
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 1200 PM
LOWEST 22 500 PM
AVERAGE 48
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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