580
CXUS55 KGGW 031236
CLMGGW
CLIMATE REPORT
NATIONAL WEATHER SERVICE GLASGOW, MT
636 AM MDT TUE JUN 03 2025
...............................
..THE GLASGOW MT CLIMATE SUMMARY FOR THE MONTH OF MAY 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 102 05/29/1988
05/18/1948
LOW 15 05/06/1929
HIGHEST 91 05/10 83
LOWEST 34 05/02 31
AVG. MAXIMUM 71.3 67.7 3.6 66.9
AVG. MINIMUM 45.1 1.8 44.0
MEAN 58.2 55.5 2.7 55.5
DAYS MAX >= 90 1 0
DAYS MAX <= 32 0 0
DAYS MIN <= 32 0 1
DAYS MIN <= 0 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.97 2011
MINIMUM 0.03 1958
TOTALS 1.43 2.22 -0.79 2.67
DAILY AVG. 0.05 0.07 -0.02 0.09
DAYS >= .01 9 18
DAYS >= .10 5
DAYS >= .50 0 2
DAYS >= 1.00 0 1
GREATEST
24 HR. TOTAL 0.35 05/21 TO 05/21
SNOWFALL (INCHES)
RECORDS
TOTAL 10.7 1983
SNOW DEPTH 10 05/13/1983
TOTALS 0.0 0.9 -0.9 T
LIQUID EQUIV 0.00 0.00 0.00 T
SINCE 7/1 21.0 40.7 -19.7 MM
LIQUID 7/1 2.10 4.00 -1.90 MM
SNOWDEPTH AVG. 0 0
DAYS >= TRACE 0 1
DAYS >= 1.0 0 0
GREATEST
SNOW DEPTH 0 0 MM
24 HR TOTAL 0.0
DEGREE DAYS
HEATING TOTAL 235 310 -75 295
SINCE 7/1 7408 8157 -749 MM
COOLING TOTAL 29 16 13 4
SINCE 1/1 29 16 13 MM
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WIND (MPH)
AVERAGE WIND SPEED 13.5
HIGHEST WIND SPEED/DIRECTION 51/170 DATE 05/10
HIGHEST GUST SPEED/DIRECTION 69/160 DATE 05/10
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.37
NUMBER OF DAYS FAIR 18
NUMBER OF DAYS PC 6
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 55
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 3
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 5 FOG W/VIS <= 1/4 MILE 0
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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