


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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487 CDUS45 KTFX 140736 CLIHLN CLIMATE REPORT NATIONAL WEATHER SERVICE GREAT FALLS MT 136 AM MDT WED MAY 14 2025 ................................... ...THE HELENA MT CLIMATE SUMMARY FOR MAY 13 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 51 711 PM 89 2001 66 -15 80 MINIMUM 44 641 AM 23 1983 41 3 48 AVERAGE 48 53 -5 64 PRECIPITATION (IN) YESTERDAY 0.24 1.51 1898 0.06 0.18 0.00 MONTH TO DATE 1.65 0.59 1.06 1.02 SINCE OCT 1 5.32 4.77 0.55 6.74 SINCE JAN 1 4.56 2.94 1.62 5.22 SNOWFALL (IN) YESTERDAY 0.0 0.7 1916 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 0.5 SINCE MAR 1 1.0 7.6 -6.6 10.2 SINCE JUL 1 36.8 37.2 -0.4 57.9 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 17 12 5 1 MONTH TO DATE 109 181 -72 181 SINCE MAR 1 1343 1693 -350 1542 SINCE JUL 1 6415 7187 -772 6592 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 4 0 4 0 SINCE MAR 1 4 0 4 0 SINCE JAN 1 4 0 4 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 6.0 SKY COVER AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 89 600 AM LOWEST 65 500 PM AVERAGE 77 .......................................................... THE HELENA MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 66 88 1936 MINIMUM TEMPERATURE (F) 41 25 1995 SUNRISE AND SUNSET MAY 14 2025...........SUNRISE 555 AM MDT SUNSET 855 PM MDT MAY 15 2025...........SUNRISE 553 AM MDT SUNSET 856 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$