Climatological Report (Daily)
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973
CDUS45 KTFX 010735
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
135 AM MDT MON SEP 01 2025
...................................
...THE HELENA MT CLIMATE SUMMARY FOR AUGUST 31 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 86 520 PM 97 2022 80 6 90
MINIMUM 53 626 AM 32 1956 49 4 51
AVERAGE 70 64 6 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.06 1986 0.03 -0.03 0.00
MONTH TO DATE 2.02 1.04 0.98 0.76
SINCE OCT 1 11.38 10.44 0.94 9.34
SINCE JAN 1 10.62 8.61 2.01 7.82
SNOWFALL (IN)
YESTERDAY 0.0 0.0 1995 0.0 0.0 0.0
1999
2001
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 38 -24 10
SINCE JUN 1 137 205 -68 98
SINCE JUL 1 26 61 -35 12
COOLING
YESTERDAY 5 2 3 6
MONTH TO DATE 166 156 10 167
SINCE JUN 1 406 398 8 518
SINCE JAN 1 431 405 26 518
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 3.3
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 700 AM
LOWEST 18 400 PM
AVERAGE 48
..........................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 1967
MINIMUM TEMPERATURE (F) 49 33 1930
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 648 AM MDT SUNSET 806 PM MDT
SEPTEMBER 2 2025.....SUNRISE 650 AM MDT SUNSET 804 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$