840  
CDUS45 KGGW 220741  
CLIGGW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GLASGOW, MT  
141 AM MDT MON SEP 22 2025  
   
...............................
 
 
   
..THE GLASGOW MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 88 4:20 PM 98 1922 71 17 65  
MINIMUM 53 4:45 AM 15 1895 45 8 45  
1995  
AVERAGE 71 58 13 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.62 1959 0.03 -0.03 0.00  
MONTH TO DATE 0.23 0.75 -0.52 1.60  
SINCE SEP 1 0.23 0.75 -0.52 1.60  
SINCE OCT 1 11.40 13.13 -1.73 12.74  
SINCE JAN 1 10.14 11.29 -1.15 10.75  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2000 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 8 -8 10  
MONTH TO DATE 34 109 -75 23  
SINCE SEP 1 34 109 -75 23  
SINCE JUL 1 57 153 -96 39  
 
COOLING  
YESTERDAY 6 1 5 0  
MONTH TO DATE 58 43 15 100  
SINCE SEP 1 58 43 15 100  
SINCE JAN 1 579 578 1 798    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (130)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 4:00 AM  
LOWEST 14 3:00 PM  
AVERAGE 41  
   
......................................................
 
 
THE GLASGOW MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 93 1917  
1935  
1938  
MINIMUM TEMPERATURE (F) 45 26 1932  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2025.....SUNRISE 6:54 AM MDT SUNSET 7:03 PM MDT  
SEPTEMBER 23 2025.....SUNRISE 6:55 AM MDT SUNSET 7:01 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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