012
CDUS45 KBYZ 091032
CLIBIL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
332 AM MST TUE DEC 09 2025
...............................
..THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 8 2025
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)
YESTERDAY
MAXIMUM 45 1159 PM 66 1939 37 8 55
MINIMUM 33 705 AM -25 1972 21 12 33
AVERAGE 39 29 10 44
PRECIPITATION (IN)
YESTERDAY T 0.24 1983 0.01 -0.01 0.00
MONTH TO DATE 0.18 0.14 0.04 0.00
SINCE OCT 1 2.67 2.11 0.56 0.80
SINCE JAN 1 17.07 13.88 3.19 11.46
SNOWFALL (IN)
YESTERDAY 0.0 3.2 1945 0.3 -0.3 0.0
MONTH TO DATE 1.1 2.2 -1.1 0.0
SINCE DEC 1 1.1 2.2 -1.1 0.0
SINCE JUL 1 8.1 13.5 -5.4 3.9
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 26 36 -10 21
MONTH TO DATE 265 281 -16 206
SINCE DEC 1 265 281 -16 206
SINCE JUL 1 1494 1883 -389 1478
COOLING
YESTERDAY 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 23 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 13.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59 200 AM
LOWEST 43 200 PM
AVERAGE 51
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THE BILLINGS MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 69 1957
MINIMUM TEMPERATURE (F) 20 -21 1977
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 744 AM MST SUNSET 430 PM MST
DECEMBER 10 2025......SUNRISE 745 AM MST SUNSET 430 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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