


Climatological Report (Monthly)
Issued by NWS Missoula, MT
Issued by NWS Missoula, MT
843 CXUS55 KMSO 022135 CLMBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA MT 335 PM MDT TUE SEP 02 2025 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1895 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 99 08/05/1961 08/12/1940 LOW 23 08/25/1992 HIGHEST 91 08/19 MM MM 95 LOWEST 39 08/09 MM MM 34 AVG. MAXIMUM 78.9 79.8 -0.9 80.2 AVG. MINIMUM 45.8 43.9 1.9 43.6 MEAN 62.4 61.8 0.6 61.9 DAYS MAX >= 90 1 2.6 -1.6 3 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.7 -0.7 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 3.31 1922 MINIMUM T 1955 TOTALS 0.93 1.28 -0.35 0.97 DAILY AVG. 0.03 0.04 -0.01 0.03 DAYS >= .01 7 7.7 -0.7 10 DAYS >= .10 2 3.3 -1.3 2 DAYS >= .50 0 0.7 -0.7 0 DAYS >= 1.00 0 0.0 0.0 0 GREATEST 24 HR. TOTAL 0.63 07/31 TO 07/31 0.46 DEGREE DAYS HEATING TOTAL 93 124 -31 SINCE 7/1 151 215 -64 COOLING TOTAL 19 27 -8 SINCE 1/1 57 81 -24 .............................................................. WIND (MPH) AVERAGE WIND SPEED 5.3 HIGHEST WIND SPEED/DIRECTION 32/170 DATE 08/18 HIGHEST GUST SPEED/DIRECTION 48/310 DATE 08/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.24 NUMBER OF DAYS FAIR 24 NUMBER OF DAYS PC 5 NUMBER OF DAYS CLOUDY 2 AVERAGE RH (PERCENT) 55 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 7 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 1 LIGHT RAIN 10 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 2 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$