Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 150733
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MDT THU MAY 15 2025
...................................
...THE HELENA MT CLIMATE SUMMARY FOR MAY 14 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 55 323 PM 88 1936 66 -11 64
MINIMUM 45 748 AM 25 1995 41 4 51
AVERAGE 50 54 -4 58
PRECIPITATION (IN)
YESTERDAY 0.99 1.07 1977 0.06 0.93 0.04
MONTH TO DATE 2.64 0.65 1.99 1.06
SINCE OCT 1 6.31 4.83 1.48 6.78
SINCE JAN 1 5.55 3.00 2.55 5.26
SNOWFALL (IN)
YESTERDAY 0.0 2.5 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 15 12 3 7
MONTH TO DATE 124 193 -69 188
SINCE MAR 1 1358 1705 -347 1549
SINCE JUL 1 6430 7199 -769 6599
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 22 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 500 AM
LOWEST 55 300 PM
AVERAGE 73
..........................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 88 1944
MINIMUM TEMPERATURE (F) 41 26 1929
1943
SUNRISE AND SUNSET
MAY 15 2025...........SUNRISE 553 AM MDT SUNSET 856 PM MDT
MAY 16 2025...........SUNRISE 552 AM MDT SUNSET 857 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$