Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 310737
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
137 AM MDT SUN AUG 31 2025
...................................
...THE HELENA MT CLIMATE SUMMARY FOR AUGUST 30 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 85 458 PM 96 1999 80 5 91
MINIMUM 53 612 AM 34 1880 49 4 45
1910
1993
AVERAGE 69 64 5 68
PRECIPITATION (IN)
YESTERDAY 0.00 1.13 1881 0.04 -0.04 0.00
MONTH TO DATE 2.02 1.01 1.01 0.76
SINCE OCT 1 11.38 10.41 0.97 9.34
SINCE JAN 1 10.62 8.58 2.04 7.82
SNOWFALL (IN)
YESTERDAY 0.0 T 1989 0.0 0.0 0.0
1995
MONTH TO DATE 0.0 0.3 -0.3 0.0
SINCE JUN 1 0.0 0.3 -0.3 0.0
SINCE JUL 1 0.0 0.3 -0.3 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 14 35 -21 10
SINCE JUN 1 137 202 -65 98
SINCE JUL 1 26 58 -32 12
COOLING
YESTERDAY 4 3 1 3
MONTH TO DATE 161 155 6 161
SINCE JUN 1 401 397 4 512
SINCE JAN 1 426 404 22 512
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 800 AM
LOWEST 14 600 PM
AVERAGE 55
..........................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 97 2022
MINIMUM TEMPERATURE (F) 49 32 1956
SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE 647 AM MDT SUNSET 808 PM MDT
SEPTEMBER 1 2025.....SUNRISE 648 AM MDT SUNSET 806 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$