426
CDUS45 KTFX 150736
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
136 AM MDT MON SEP 15 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 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 79 322 PM 94 1948 74 5 75
MINIMUM 47 608 AM 18 1970 45 2 44
AVERAGE 63 60 3 60
PRECIPITATION (IN)
YESTERDAY 0.43 1.05 1906 0.03 0.40 0.00
MONTH TO DATE 0.43 0.47 -0.04 0.99
SINCE OCT 1 11.81 10.91 0.90 10.33
SINCE JAN 1 11.05 9.08 1.97 8.81
SNOWFALL (IN)
YESTERDAY 0.0 2.4 1982 0.0 0.0 0.0
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 2 6 -4 5
MONTH TO DATE 16 68 -52 22
SINCE SEP 1 16 68 -52 22
SINCE JUL 1 42 131 -89 34
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 34 22 12 61
SINCE SEP 1 34 22 12 61
SINCE JAN 1 465 427 38 579
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 900 PM
LOWEST 25 600 PM
AVERAGE 59
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 94 2000
MINIMUM TEMPERATURE (F) 45 22 1970
SUNRISE AND SUNSET
SEPTEMBER 15 2025.....SUNRISE 706 AM MDT SUNSET 739 PM MDT
SEPTEMBER 16 2025.....SUNRISE 708 AM MDT SUNSET 737 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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