Climatological Report (Monthly) Issued by NWS
000
CXUS55 KTFX 011157
CLMHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
557 AM MDT FRI SEP 01 2023
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...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2023
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 08/24/1969
LOW 28 08/25/1992
HIGHEST 102 08/15 85 17 102 08/01
08/17
LOWEST 52 08/11 47 5 47 08/07
08/24
AVG. MAXIMUM 86.6 84.6 2.0 91.7
AVG. MINIMUM 58.0 52.9 5.1 58.9
MEAN 72.3 68.8 3.5 75.3
DAYS MAX >= 90 11 10.6 0.4 23
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 4.23 1974
MINIMUM T
TOTALS 0.51 1.04 -0.53 0.48
DAYS >= .01 6 6.3 -0.3
DAYS >= .10 1 3.1 -2.1
DAYS >= .50 0 0.2 -0.2
DAYS >= 1.00 0 0.0 0.0
GREATEST
24 HR. TOTAL 0.36 08/20 TO 08/21
SNOWFALL (INCHES)
RECORDS
TOTAL 6.2 1992
24 HR TOTAL 6.2 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
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 1 40 -39 1
SINCE 7/1 4 61 -57 MM
COOLING TOTAL 234 156 78 330
SINCE 1/1 552 405 147 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.5
HIGHEST WIND SPEED/DIRECTION 41/260 DATE 08/18
HIGHEST GUST SPEED/DIRECTION 60/260 DATE 08/18
SKY COVER
AVERAGE SKY COVER 0.23
AVERAGE RH (PERCENT) 46
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 2
LIGHT RAIN 10 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 1 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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