


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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148 CDUS45 KTFX 210734 CLIGTF CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 134 AM MDT THU AUG 21 2025 ................................... ...THE GREAT FALLS MT CLIMATE SUMMARY FOR AUGUST 20 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1886 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 94 443 PM 99 1931 82 12 92 MINIMUM 54 319 AM 39 1916 50 4 49 AVERAGE 74 66 8 71 PRECIPITATION (IN) YESTERDAY T 1.58 1974 0.04 -0.04 0.00 MONTH TO DATE 0.42 0.73 -0.31 0.44 SINCE OCT 1 10.94 12.94 -2.00 12.83 SINCE JAN 1 9.86 10.66 -0.80 10.73 SNOWFALL (IN) YESTERDAY 0.0 0.0 2002 0.1 -0.1 0.0 MONTH TO DATE 0.0 0.2 -0.2 0.0 SINCE JUN 1 0.0 0.5 -0.5 T SINCE JUL 1 0.0 0.2 -0.2 T SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 0 MONTH TO DATE 9 28 -19 15 SINCE JUN 1 182 269 -87 225 SINCE JUL 1 39 76 -37 33 COOLING YESTERDAY 9 3 6 6 MONTH TO DATE 100 94 6 90 SINCE JUN 1 263 254 9 305 SINCE JAN 1 277 257 20 305 ................................................................... WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 7.6 SKY COVER AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 83 300 AM LOWEST 10 500 PM AVERAGE 47 .......................................................... THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 82 99 1894 MINIMUM TEMPERATURE (F) 49 38 1992 2018 SUNRISE AND SUNSET AUGUST 21 2025........SUNRISE 630 AM MDT SUNSET 826 PM MDT AUGUST 22 2025........SUNRISE 631 AM MDT SUNSET 824 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$