694
CDUS45 KGGW 210843
CLIGGW
CLIMATE REPORT
NATIONAL WEATHER SERVICE GLASGOW, MT
143 AM MST SUN DEC 21 2025
...............................
..THE GLASGOW MT CLIMATE SUMMARY FOR DECEMBER 20 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 13 3:00 PM 53 1941 26 -13 25
1954
MINIMUM 3 9:04 AM -38 1929 8 -5 7
AVERAGE 8 17 -9 16
PRECIPITATION (IN)
YESTERDAY 0.00 0.27 2017 0.02 -0.02 T
MONTH TO DATE 1.66 0.26 1.40 0.17
SINCE DEC 1 1.66 0.26 1.40 0.17
SINCE OCT 1 3.25 1.67 1.58 1.21
SINCE JAN 1 13.39 13.27 0.12 11.96
SNOWFALL (IN)
YESTERDAY 0.0 6.5 2017 0.3 -0.3 T
MONTH TO DATE 20.1 4.7 15.4 1.9
SINCE DEC 1 20.1 4.7 15.4 1.9
SINCE JUL 1 25.0 12.1 12.9 5.9
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 57 48 9 49
MONTH TO DATE 957 902 55 895
SINCE DEC 1 957 902 55 895
SINCE JUL 1 2524 2806 -282 2353
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
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 7:00 PM
LOWEST 54 11:00 AM
AVERAGE 67
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THE GLASGOW MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 25 57 1954
MINIMUM TEMPERATURE (F) 8 -39 1924
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 7:55 AM MST SUNSET 4:15 PM MST
DECEMBER 22 2025......SUNRISE 7:55 AM MST SUNSET 4:16 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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