Climatological Report (Monthly)
Issued by NWS
Issued by NWS
481 CXUS55 KTFX 020300 CLMHLN CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 800 PM MST THU FEB 01 2024 ................................... ...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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 63 01/25/2015 01/07/1902 02/27/1932 LOW -42 01/25/1957 01/31/1893 HIGHEST 51 01/29 33 18 44 01/26 LOWEST -36 01/13 9 -45 -6 01/29 01/30 AVG. MAXIMUM 27.7 32.4 -4.7 33.1 AVG. MINIMUM 8.5 13.5 -5.0 16.6 MEAN 18.1 23.0 -4.9 24.9 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 13 12.8 0.2 13 DAYS MIN <= 32 31 29.4 1.6 31 DAYS MIN <= 0 7 6.3 0.7 3 PRECIPITATION (INCHES) RECORD MAXIMUM 3.75 1884 MINIMUM T TOTALS 0.80 0.39 0.41 0.40 DAYS >= .01 9 6.5 2.5 DAYS >= .10 3 1.2 1.8 DAYS >= .50 0 0.0 0.0 DAYS >= 1.00 0 0.0 0.0 GREATEST 24 HR. TOTAL 0.37 01/17 TO 01/18 SNOWFALL (INCHES) RECORDS TOTAL 35.6 1969 24 HR TOTAL 14.1 01/20/1969 TO 01/21/1969 TOTALS 12.6 6.6 6.0 2.7 SINCE 7/1 27.1 23.0 4.1 SNOWDEPTH AVG. 3 DAYS >= TRACE 10 5.6 4.4 DAYS >= 1.0 4 2.3 1.7 GREATEST SNOW DEPTH 8 01/18 24 HR TOTAL 12.6 DEGREE DAYS HEATING TOTAL 1447 1304 143 1239 SINCE 7/1 4021 4434 -413 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 4.2 HIGHEST WIND SPEED/DIRECTION 31/260 DATE 01/09 HIGHEST GUST SPEED/DIRECTION 42/250 DATE 01/09 SKY COVER AVERAGE SKY COVER 0.53 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 1 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 1 SNOW 3 LIGHT SNOW 10 SLEET 0 FOG 14 FOG W/VIS <= 1/4 MILE 4 HAZE 15 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$