380
CDUS45 KTFX 200731
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
131 AM MDT MON OCT 20 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 19 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 51 251 PM 82 2023 56 -5 71
MINIMUM 36 634 AM 11 1905 32 4 38
AVERAGE 44 44 0 55
PRECIPITATION (IN)
YESTERDAY 0.03 0.59 2009 0.02 0.01 0.00
MONTH TO DATE 1.38 0.50 0.88 T
SINCE OCT 1 1.38 0.50 0.88 T
SINCE JAN 1 12.60 10.07 2.53 9.05
SNOWFALL (IN)
YESTERDAY 0.0 1.0 1933 0.1 -0.1 0.0
MONTH TO DATE 4.2 1.3 2.9 0.0
SINCE SEP 1 4.2 1.5 2.7 0.0
SINCE JUL 1 4.2 1.8 2.4 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 21 21 0 10
MONTH TO DATE 337 317 20 174
SINCE SEP 1 409 527 -118 257
SINCE JUL 1 435 590 -155 269
COOLING
YESTERDAY 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 38 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 1100 AM
LOWEST 54 1000 AM
AVERAGE 67
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THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 81 2023
MINIMUM TEMPERATURE (F) 32 18 1995
SUNRISE AND SUNSET
OCTOBER 20 2025.......SUNRISE 753 AM MDT SUNSET 632 PM MDT
OCTOBER 21 2025.......SUNRISE 755 AM MDT SUNSET 630 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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