Climatological Report (Daily)
Issued by NWS
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035
CDUS45 KTFX 020749
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
149 AM MDT TUE SEP 02 2025
...................................
...THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 1 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 90 459 PM 96 1967 79 11 95
MINIMUM 52 522 AM 33 1930 49 3 53
AVERAGE 71 64 7 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.46 2008 0.03 -0.03 0.00
MONTH TO DATE 0.00 0.03 -0.03 0.00
SINCE OCT 1 11.38 10.47 0.91 9.34
SINCE JAN 1 10.62 8.64 1.98 7.82
SNOWFALL (IN)
YESTERDAY 0.0 0.0 1995 0.0 0.0 0.0
1999
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.3 -0.3 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 0 4 -4 0
SINCE SEP 1 0 4 -4 0
SINCE JUL 1 26 67 -41 12
COOLING
YESTERDAY 6 2 4 9
MONTH TO DATE 6 2 4 9
SINCE SEP 1 6 2 4 9
SINCE JAN 1 437 407 30 527
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 2.7
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 14 400 PM
AVERAGE 46
..........................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 97 2007
MINIMUM TEMPERATURE (F) 48 32 1959
SUNRISE AND SUNSET
SEPTEMBER 2 2025.....SUNRISE 650 AM MDT SUNSET 804 PM MDT
SEPTEMBER 3 2025.....SUNRISE 651 AM MDT SUNSET 802 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$