679
CDUS45 KGGW 190841
CLIGGW
CLIMATE REPORT
NATIONAL WEATHER SERVICE GLASGOW, MT
141 AM MST FRI DEC 19 2025
...............................
..THE GLASGOW MT CLIMATE SUMMARY FOR DECEMBER 18 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 21 11:59 PM 59 1979 26 -5 30
MINIMUM 1 8:59 AM -47 1929 9 -8 11
AVERAGE 11 17 -6 21
PRECIPITATION (IN)
YESTERDAY 0.01 0.34 1990 0.01 0.00 0.03
MONTH TO DATE 1.66 0.23 1.43 0.17
SINCE DEC 1 1.66 0.23 1.43 0.17
SINCE OCT 1 3.25 1.64 1.61 1.21
SINCE JAN 1 13.39 13.24 0.15 11.96
SNOWFALL (IN)
YESTERDAY 0.1 4.8 1990 0.2 -0.1 0.1
MONTH TO DATE 20.1 4.1 16.0 1.9
SINCE DEC 1 20.1 4.1 16.0 1.9
SINCE JUL 1 25.0 11.5 13.5 5.9
SNOW DEPTH 4
DEGREE DAYS
HEATING
YESTERDAY 54 48 6 44
MONTH TO DATE 863 806 57 788
SINCE DEC 1 863 806 57 788
SINCE JUL 1 2430 2710 -280 2246
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 599 584 15 830
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WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 15.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 11:00 PM
LOWEST 69 11:00 AM
AVERAGE 79
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THE GLASGOW MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 26 57 1941
MINIMUM TEMPERATURE (F) 9 -47 1924
SUNRISE AND SUNSET
DECEMBER 19 2025......SUNRISE 7:53 AM MST SUNSET 4:14 PM MST
DECEMBER 20 2025......SUNRISE 7:54 AM MST SUNSET 4:15 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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