184
CDUS45 KTFX 212240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE OCT 21 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 21 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 63 253 PM 82 2003 55 8 63
MINIMUM 38 803 AM 15 1981 31 7 45
1984
AVERAGE 51 43 8 54
PRECIPITATION (IN)
TODAY 0.00 0.63 1975 0.02 -0.02 0.01
MONTH TO DATE 1.38 0.55 0.83 0.01
SINCE OCT 1 1.38 0.55 0.83 0.01
SINCE JAN 1 12.60 10.12 2.48 9.06
DEGREE DAYS
HEATING
TODAY 14 22 -8 11
MONTH TO DATE 370 361 9 191
SINCE SEP 1 442 571 -129 274
SINCE JUL 1 468 634 -166 286
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 36 28 8 72
SINCE JAN 1 467 433 34 590
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 400 AM
LOWEST 25 300 PM
AVERAGE 44
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 78 1915
MINIMUM TEMPERATURE (F) 31 10 1957
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 755 AM MDT SUNSET 630 PM MDT
OCTOBER 22 2025.......SUNRISE 756 AM MDT SUNSET 628 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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