255  
CDUS45 KGGW 310842  
CLIGGW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GLASGOW, MT  
142 AM MST WED DEC 31 2025  
   
...............................  
 
   
..THE GLASGOW MT CLIMATE SUMMARY FOR DECEMBER 30 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 33 2:11 PM 49 1929 24 9 31  
MINIMUM 13 4:32 AM -35 1916 6 7 21  
AVERAGE 23 15 8 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.36 2004 0.01 -0.01 T  
MONTH TO DATE 1.72 0.41 1.31 0.22  
SINCE DEC 1 1.72 0.41 1.31 0.22  
SINCE OCT 1 3.31 1.82 1.49 1.26  
SINCE JAN 1 13.45 13.42 0.03 12.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.6 2004 0.4 -0.4 T  
MONTH TO DATE 21.0 8.0 13.0 1.9  
SINCE DEC 1 21.0 8.0 13.0 1.9  
SINCE JUL 1 25.9 15.4 10.5 5.9  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 50 -8 39  
MONTH TO DATE 1449 1395 54 1234  
SINCE DEC 1 1449 1395 54 1234  
SINCE JUL 1 3016 3299 -283 2692  
 
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 1 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.6  
 
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 92 11:00 PM  
LOWEST 63 2:00 PM  
AVERAGE 78  
   
......................................................  
 
THE GLASGOW MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 24 56 1963  
MINIMUM TEMPERATURE (F) 6 -36 1918  
 
SUNRISE AND SUNSET  
DECEMBER 31 2025......SUNRISE 7:57 AM MST SUNSET 4:22 PM MST  
JANUARY 1 2026.......SUNRISE 7:57 AM MST SUNSET 4:23 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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