977
CDUS45 KBYZ 171840
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1140 AM MST WED DEC 17 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 17 2025
VALID AS OF 1100 AM 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 54 959 AM 67 1939 35 19 38
MINIMUM 44 346 AM -24 1964 19 25 23
AVERAGE 49 27 22 31
PRECIPITATION (IN)
TODAY 0.00 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 16 38 -22 34
MONTH TO DATE 528 617 -89 487
SINCE DEC 1 528 617 -89 487
SINCE JUL 1 1757 2219 -462 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 15.2
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 51 1200 AM
LOWEST 41 800 AM
AVERAGE 46
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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