760
CXUS55 KMSO 200054
CLMBTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
654 PM MDT SAT OCT 19 2024
...............................
..THE BUTTE MT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 96 09/03/2022
LOW 3 09/24/1926
HIGHEST 89 09/01 MM MM 82
LOWEST 26 09/30 MM MM 27
AVG. MAXIMUM 74.6 69.1 5.5 69.4
AVG. MINIMUM 39.4 36.5 2.9 39.3
MEAN 57.0 52.8 4.2 54.3
DAYS MAX >= 90 0 0.3 -0.3 0
DAYS MAX <= 32 0 0.1 -0.1 0
DAYS MIN <= 32 3 8.7 -5.7 4
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.54 1947
MINIMUM 0.00 1904
TOTALS 0.80 1.07 -0.27 2.40
DAILY AVG. 0.03 0.04 -0.01 0.08
DAYS >= .01 6 6.9 -0.9 10
DAYS >= .10 3 3.1 -0.1 4
DAYS >= .50 0 0.6 -0.6 3
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.35 09/16 TO 09/17 1.04
DEGREE DAYS
HEATING TOTAL 236 368 -132
SINCE 7/1 424 583 -159
COOLING TOTAL 2 2 0
SINCE 1/1 127 83 44
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WIND (MPH)
AVERAGE WIND SPEED 5.4
HIGHEST WIND SPEED/DIRECTION 45/290 DATE 09/11
HIGHEST GUST SPEED/DIRECTION 61/300 DATE 09/11
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.24
NUMBER OF DAYS FAIR 23
NUMBER OF DAYS PC 3
NUMBER OF DAYS CLOUDY 4
AVERAGE RH (PERCENT) 55
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 3 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 2
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 4 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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