


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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820 CDUS45 KTFX 200735 CLIHLN CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 135 AM MDT SUN APR 20 2025 ................................... ...THE HELENA MT CLIMATE SUMMARY FOR APRIL 19 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1866 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 65 131 PM 85 1962 58 7 41 MINIMUM 29 455 AM 7 1951 33 -4 27 AVERAGE 47 45 2 34 PRECIPITATION (IN) YESTERDAY 0.00 0.98 1984 0.04 -0.04 0.00 MONTH TO DATE 0.24 0.63 -0.39 0.72 SINCE OCT 1 3.64 3.79 -0.15 5.67 SINCE JAN 1 2.88 1.96 0.92 4.15 SNOWFALL (IN) YESTERDAY 0.0 4.2 1967 0.1 -0.1 0.0 MONTH TO DATE 1.0 2.1 -1.1 0.4 SINCE MAR 1 1.0 6.7 -5.7 9.7 SINCE JUL 1 36.8 36.3 0.5 57.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 18 20 -2 31 MONTH TO DATE 386 417 -31 327 SINCE MAR 1 1062 1315 -253 1189 SINCE JUL 1 6134 6809 -675 6239 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 8.4 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 69 500 AM LOWEST 23 1000 AM AVERAGE 46 .......................................................... THE HELENA MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 85 1980 MINIMUM TEMPERATURE (F) 33 3 1927 SUNRISE AND SUNSET APRIL 20 2025.........SUNRISE 631 AM MDT SUNSET 823 PM MDT APRIL 21 2025.........SUNRISE 629 AM MDT SUNSET 825 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$