Climatological Report (Monthly)
Issued by NWS
Issued by NWS
106
CXUS55 KTFX 011514
CLMGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
914 AM MDT TUE SEP 01 2026
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...THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 106 08/24/1969
08/05/1961
LOW 30 08/24/1992
HIGHEST 102 08/01 84 18 100
LOWEST 38 08/04 48 -10 46
AVG. MAXIMUM 82.6 83.2 -0.6 84.0
AVG. MINIMUM 50.7 50.3 0.4 52.5
MEAN 66.7 66.7 0.0 68.2
DAYS MAX >= 90 6 8.7 -2.7
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 0 0.1 -0.1
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 5.34 1933
MINIMUM 0.03
TOTALS 1.44 1.22 0.22 0.61
DAYS >= .01 6 6.8 -0.8
DAYS >= .10 3 3.1 -0.1
DAYS >= .50 1 0.6 0.4
DAYS >= 1.00 0 0.1 -0.1
GREATEST
24 HR. TOTAL 0.74 08/14 TO 08/14
SNOWFALL (INCHES)
RECORDS
TOTAL 8.3 1992
24 HR TOTAL 6.6 08/22/1992 TO 08/23/1992
TOTALS 0.0 0.3 -0.3 0.0
SINCE 7/1 0.0 0.3 -0.3 MM
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 0.1 -0.1
DAYS >= 1.0 0 0.1 -0.1
GREATEST
SNOW DEPTH 0
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 52 66 -14 13
SINCE 7/1 62 116 -54 MM
COOLING TOTAL 111 120 -9 122
SINCE 1/1 370 283 87 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.7
HIGHEST WIND SPEED/DIRECTION 37/160 DATE 08/27
HIGHEST GUST SPEED/DIRECTION 48/240 DATE 08/29
SKY COVER
AVERAGE SKY COVER 0.19
AVERAGE RH (PERCENT) 51
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 4
LIGHT RAIN 7 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 2
HAZE 10
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$