725
CDUS45 KBYZ 302335
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
435 PM MST TUE DEC 30 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 30 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 45 231 PM 63 1980 35 10 35
MINIMUM 30 814 AM -24 1968 17 13 21
AVERAGE 38 26 12 28
PRECIPITATION (IN)
TODAY 0.00 0.31 1941 0.02 -0.02 0.12
MONTH TO DATE 1.39 0.55 0.84 0.46
SINCE OCT 1 3.88 2.52 1.36 1.26
SINCE JAN 1 18.28 14.29 3.99 11.92
SNOWFALL (IN)
TODAY 0.0 4.7 2010 0.3 -0.3 1.7
MONTH TO DATE 14.1 9.4 4.7 1.7
SINCE DEC 1 14.1 9.4 4.7 1.7
SINCE JUL 1 21.1 20.7 0.4 5.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 27 39 -12 37
MONTH TO DATE 920 1120 -200 830
SINCE DEC 1 920 1120 -200 830
SINCE JUL 1 2149 2722 -573 2102
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 22 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 16.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53 500 AM
LOWEST 36 200 PM
AVERAGE 45
......................................................
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 53 1962
1963
1980
MINIMUM TEMPERATURE (F) 17 -23 1978
SUNRISE AND SUNSET
DECEMBER 30 2025......SUNRISE 755 AM MST SUNSET 439 PM MST
DECEMBER 31 2025......SUNRISE 755 AM MST SUNSET 440 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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