246  
CDUS45 KGGW 010852  
CLIGGW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GLASGOW, MT  
152 AM MST THU JAN 01 2026  
   
...............................
 
 
   
..THE GLASGOW MT CLIMATE SUMMARY FOR DECEMBER 31 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 28 1:46 AM 56 1963 24 4 24  
MINIMUM 16 3:32 AM -36 1918 6 10 16  
AVERAGE 22 15 7 20  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.30 1895 0.02 -0.02 T  
MONTH TO DATE 1.72 0.43 1.29 0.22  
SINCE DEC 1 1.72 0.43 1.29 0.22  
SINCE OCT 1 3.31 1.84 1.47 1.26  
SINCE JAN 1 13.45 13.44 0.01 12.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1918 0.3 -0.3 T  
MONTH TO DATE 21.0 8.3 12.7 1.9  
SINCE DEC 1 21.0 8.3 12.7 1.9  
SINCE JUL 1 25.9 15.7 10.2 5.9  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 50 -7 45  
MONTH TO DATE 1492 1445 47 1279  
SINCE DEC 1 1492 1445 47 1279  
SINCE JUL 1 3059 3349 -290 2737  
 
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 5 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 84 9:00 AM  
AVERAGE 92  
   
......................................................
 
 
THE GLASGOW MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 48 1964  
MINIMUM TEMPERATURE (F) 6 -42 1928  
 
SUNRISE AND SUNSET  
JANUARY 1 2026.......SUNRISE 7:57 AM MST SUNSET 4:23 PM MST  
JANUARY 2 2026.......SUNRISE 7:57 AM MST SUNSET 4:24 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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