Climatological Report (Monthly)
Issued by NWS
Issued by NWS
542
CXUS55 KTFX 011530
CLMGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
930 AM MDT SAT JUN 01 2024
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...THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF MAY 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 100 05/28/1919
LOW 12 05/01/2009
HIGHEST 82 05/28 70 12 85
LOWEST 21 05/01 37 -16 35
AVG. MAXIMUM 62.5 64.6 -2.1 70.3
AVG. MINIMUM 37.0 38.4 -1.4 44.7
MEAN 49.8 51.5 -1.7 57.5
DAYS MAX >= 90 0 0.1 -0.1
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 10 6.0 4.0
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.13 1953
MINIMUM 0.21
TOTALS 2.22 2.43 -0.21 2.60
DAYS >= .01 12 11.3 0.7
DAYS >= .10 5 6.1 -1.1
DAYS >= .50 1 1.2 -0.2
DAYS >= 1.00 0 0.3 -0.3
GREATEST
24 HR. TOTAL 1.24 05/07 TO 05/08
SNOWFALL (INCHES)
RECORDS
TOTAL 11.6 1989
24 HR TOTAL 11.6 05/28/1989 TO 05/29/1989
TOTALS 2.2 1.9 0.3 0.0
SINCE 7/1 51.8 65.8 -14.0 MM
SNOWDEPTH AVG. 0
DAYS >= TRACE 7 1.4 5.6
DAYS >= 1.0 1 0.6 0.4
GREATEST
SNOW DEPTH 2 05/08
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 467 422 45 233
SINCE 7/1 6929 7526 -597 MM
COOLING TOTAL 0 3 -3 5
SINCE 1/1 0 3 -3 MM
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WIND (MPH)
AVERAGE WIND SPEED 12.6
HIGHEST WIND SPEED/DIRECTION 44/260 DATE 05/17
HIGHEST GUST SPEED/DIRECTION 57/320 DATE 05/07
57/250 05/17
SKY COVER
AVERAGE SKY COVER 0.44
AVERAGE RH (PERCENT) 60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 2
HEAVY RAIN 1 RAIN 3
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 2
LIGHT SNOW 6 SLEET 0
FOG 9 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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