748  
CXUS55 KGGW 011120  
CLMGGW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GLASGOW, MT  
325 AM MST SAT FEB 01 2025  
   
...............................  
 
   
..THE GLASGOW MT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1893 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................  
 
TEMPERATURE (F)  
RECORD  
HIGH 62 01/17/1919  
LOW -56 01/12/1916  
HIGHEST 46 01/28 54  
LOWEST -16 01/20 -37  
AVG. MAXIMUM 27.4 23.5 3.9 22.6  
AVG. MINIMUM 9.3 3.5 3.2  
MEAN 18.4 14.6 3.8 12.9  
DAYS MAX >= 90 0 0  
DAYS MAX <= 32 17 23  
DAYS MIN <= 32 31 31  
DAYS MIN <= 0 5 11  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 2.52 1916  
MINIMUM T 1973  
TOTALS 0.25 0.44 -0.19 0.30  
DAILY AVG. 0.01 0.01 -0.00 0.01  
DAYS >= .01 6 7  
DAYS >= .10 0  
DAYS >= .50 0 0  
DAYS >= 1.00 0 0  
GREATEST  
24 HR. TOTAL 0.08 01/23 TO 01/23  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 41.6 2011  
SNOW DEPTH 25 01/30/2004  
TOTALS 2.7 9.8 -7.1 5.0  
LIQUID EQUIV 0.30 0.90 -0.60 0.50  
SINCE 7/1 8.6 25.5 -16.9 MM  
LIQUID 7/1 0.86 2.50 -1.64 MM  
SNOWDEPTH AVG. 0 2  
DAYS >= TRACE 15 10  
DAYS >= 1.0 0 3  
GREATEST  
SNOW DEPTH 1 01/25 4 01/18  
01/26  
01/27  
01/19  
24 HR TOTAL MM  
 
DEGREE DAYS  
HEATING TOTAL 1440 1561 -121 1606  
SINCE 7/1 4177 4910 -733 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM    
............................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 10.6  
HIGHEST WIND SPEED/DIRECTION 37/320 DATE 01/17  
HIGHEST GUST SPEED/DIRECTION 49/330 DATE 01/17  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.49  
NUMBER OF DAYS FAIR 12  
NUMBER OF DAYS PC 11  
NUMBER OF DAYS CLOUDY 8  
 
AVERAGE RH (PERCENT) 68  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 0  
LIGHT RAIN 2 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 1  
LIGHT SNOW 13 SLEET 0  
FOG 8 FOG W/VIS <= 1/4 MILE 1  
HAZE 7  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 
JANUARY CONTINUED THE TREND FOR WARM AND DRY CONDITIONS AT GLASGOW.  
THE TEMPERATURE AVERAGED 18.4 DEGREES WHICH WAS 3.8 DEGREES ABOVE  
NORMAL. THE MONTH STARTED WITH BELOW NORMAL TEMPERATURES, WITH LOWS  
DROPPING BELOW ZERO. TEMPERATURES WARMED ABOVE NORMAL FOR MOST OF  
THE REMAINDER OF THE MONTH. THE EXCEPTION WAS A BRIEF ARCTIC  
OUTBREAK JUST AFTER THE MIDDLE OF THE MONTH, WHEN THE LOW  
TEMPERATURE SANK TO -16 ON THE 20TH. THE HIGH TEMPERATURE FOR THE  
MONTH WAS 46 ON THE 28TH.  
 
PRECIPITATION FOR JANUARY WAS 0.25 INCHES WITH 2.7 INCHES OF SNOW.  
NORMAL PRECIPITATION FOR THE MONTH IS 0.44 INCHES AND NORMAL  
SNOWFALL IS 9.8 INCHES. THE MAXIMUM SNOW DEPTH OF 1 INCH TIES  
MULTIPLE YEARS FOR 4TH LOWEST.  
 
THE PEAK WIND FOR THE MONTH WAS 49 MPH ON THE 17TH. THERE WERE ALSO  
PEAK WINDS OF 48 MPH ON THE 24TH AND 44 MPH ON THE 11TH. THE  
WINDIEST DAY WAS THE 24TH WITH AN AVERAGE WIND SPEED OF 20.3 MPH.  
JANUARY 4TH, 11TH, 17TH, 22ND, AND 31ST ALL HAD AVERAGE WIND SPEEDS  
ABOVE 18 MPH.  
 
LOOKING AHEAD TO FEBRUARY, THE NORMAL HIGH STARTS WITH 25 AND WARMS  
SLOWLY TO 32 BY THE END OF THE MONTH. THE NORMAL LOW STARTS AT 7 AND  
RISES TO 13. NORMAL FEBRUARY PRECIPITATION IS 0.35 INCH WITH 6.2  
INCHES OF SNOW.  
 
 
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