Climatological Report (Monthly)
Issued by NWS
Issued by NWS
517
CXUS55 KTFX 011544
CLMHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
944 AM MDT SAT AUG 01 2026
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...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF JULY 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 105 07/12/2002
LOW 36 07/04/1971
07/07/1952
07/01/1898
HIGHEST 102 07/25 85 17 97 07/08
07/14
LOWEST 47 07/02 51 -4 49 07/05
07/11
AVG. MAXIMUM 89.2 86.1 3.1 85.5
AVG. MINIMUM 57.9 55.1 2.8 55.4
MEAN 73.5 70.6 2.9 70.4
DAYS MAX >= 90 16 12.2 3.8 9
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 4.70 1993
MINIMUM 0.01
TOTALS 0.93 1.06 -0.13 1.12
DAYS >= .01 5 7.5 -2.5
DAYS >= .10 3 3.2 -0.2
DAYS >= .50 0 0.4 -0.4
DAYS >= 1.00 0 0.1 -0.1
GREATEST
24 HR. TOTAL 0.41 06/30 TO 07/01
SNOWFALL (INCHES)
RECORDS
TOTAL MM 5
24 HR TOTAL MM
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 MM
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 0.0 0.0
DAYS >= 1.0 0 0.0 0.0
GREATEST
SNOW DEPTH 0
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 7 23 -16 12
SINCE 7/1 7 21 -14 MM
COOLING TOTAL 278 197 81 189
SINCE 1/1 310 249 61 MM
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WIND (MPH)
AVERAGE WIND SPEED 5.5
HIGHEST WIND SPEED/DIRECTION 49/260 DATE 07/23
HIGHEST GUST SPEED/DIRECTION 62/250 DATE 07/23
SKY COVER
AVERAGE SKY COVER 0.10
AVERAGE RH (PERCENT) 49
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 9 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 2
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 3 FOG W/VIS <= 1/4 MILE 0
HAZE 5
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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