Climatological Report (Monthly)
Issued by NWS
Issued by NWS
043 CXUS55 KTFX 011530 CLMHLN CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 930 AM MDT WED MAY 01 2024 ................................... ...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1866 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 86 04/29/1992 04/25/1910 LOW -10 04/01/1936 HIGHEST 78 04/12 61 17 80 04/30 04/14 LOWEST 21 04/20 28 -7 17 04/05 AVG. MAXIMUM 59.7 56.7 3.0 56.3 AVG. MINIMUM 36.3 32.4 3.9 31.8 MEAN 48.0 44.5 3.5 44.1 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.4 -0.4 0 DAYS MIN <= 32 7 15.1 -8.1 15 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 3.00 1975 MINIMUM 0.01 TOTALS 0.77 1.02 -0.25 1.04 DAYS >= .01 7 8.8 -1.8 DAYS >= .10 2 3.5 -1.5 DAYS >= .50 0 0.2 -0.2 DAYS >= 1.00 0 0.0 0.0 GREATEST 24 HR. TOTAL 0.37 04/03 TO 04/04 SNOWFALL (INCHES) RECORDS TOTAL 22.2 1880 24 HR TOTAL 12.9 04/23/1960 TO 04/23/1960 TOTALS 0.4 2.9 -2.5 5.5 SINCE 7/1 57.4 37.1 20.3 SNOWDEPTH AVG. T DAYS >= TRACE 3 2.1 0.9 DAYS >= 1.0 0 1.2 -1.2 GREATEST SNOW DEPTH MM 24 HR TOTAL MM DEGREE DAYS HEATING TOTAL 499 614 -115 618 SINCE 7/1 6411 7005 -594 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.2 HIGHEST WIND SPEED/DIRECTION 36/300 DATE 04/09 HIGHEST GUST SPEED/DIRECTION 51/300 DATE 04/09 SKY COVER AVERAGE SKY COVER 0.42 AVERAGE RH (PERCENT) 48 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 2 LIGHT RAIN 7 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 3 SLEET 0 FOG 4 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. $$