Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000 CXUS55 KTFX 011157 CLMHLN CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 557 AM MDT FRI SEP 01 2023 ................................... ...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 ................................................................ 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 ................................................................ 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. $$