973
CDUS45 KTFX 162240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE SEP 16 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 16 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 70 259 PM 92 2009 73 -3 77
MINIMUM 54 1253 AM 27 1965 45 9 55
AVERAGE 62 59 3 66
PRECIPITATION (IN)
TODAY 0.08 1.30 1947 0.03 0.05 0.01
MONTH TO DATE 0.57 0.54 0.03 1.00
SINCE OCT 1 11.95 10.98 0.97 10.34
SINCE JAN 1 11.19 9.15 2.04 8.82
DEGREE DAYS
HEATING
TODAY 3 7 -4 0
MONTH TO DATE 26 81 -55 23
SINCE SEP 1 26 81 -55 23
SINCE JUL 1 52 144 -92 35
COOLING
TODAY 0 1 -1 1
MONTH TO DATE 34 24 10 62
SINCE SEP 1 34 24 10 62
SINCE JAN 1 465 429 36 580
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 6.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 100 AM
LOWEST 51 300 PM
AVERAGE 72
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 90 1998
MINIMUM TEMPERATURE (F) 44 20 1965
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 708 AM MDT SUNSET 737 PM MDT
SEPTEMBER 17 2025.....SUNRISE 709 AM MDT SUNSET 735 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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