509
CDUS45 KBYZ 221832
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1132 AM MST MON DEC 22 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 22 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 39 952 AM 60 1954 35 4 54
MINIMUM 31 623 AM -26 1989 18 13 31
1990
AVERAGE 35 26 9 43
PRECIPITATION (IN)
TODAY 0.01 0.40 1973 0.01 0.00 0.00
MONTH TO DATE 1.31 0.39 0.92 0.25
SINCE OCT 1 3.80 2.36 1.44 1.05
SINCE JAN 1 18.20 14.13 4.07 11.71
SNOWFALL (IN)
TODAY T 6.3 2013 0.3 -0.3 0.0
MONTH TO DATE 14.1 6.5 7.6 T
SINCE DEC 1 14.1 6.5 7.6 T
SINCE JUL 1 21.1 17.8 3.3 3.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 30 39 -9 22
MONTH TO DATE 678 808 -130 608
SINCE DEC 1 678 808 -130 608
SINCE JUL 1 1907 2410 -503 1880
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 17 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 10.2
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 AM
LOWEST 81 200 AM
AVERAGE 87
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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