848
CDUS45 KTFX 202240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT THU AUG 20 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 20 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 92 259 PM 96 1953 84 8 92
1967
MINIMUM 53 621 AM 39 1916 52 1 63
1956
1995
AVERAGE 73 68 5 78
PRECIPITATION (IN)
TODAY 0.00 1.89 1933 0.03 -0.03 0.00
MONTH TO DATE 0.57 0.68 -0.11 1.36
SINCE OCT 1 11.71 10.08 1.63 10.72
SINCE JAN 1 9.04 8.25 0.79 9.96
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 11 12 -1 11
SINCE JUN 1 185 179 6 134
SINCE JUL 1 18 35 -17 23
COOLING
TODAY 8 4 4 13
MONTH TO DATE 109 121 -12 121
SINCE JUN 1 399 363 36 361
SINCE JAN 1 419 370 49 386
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 2.1
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 500 AM
LOWEST 15 300 PM
AVERAGE 40
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 95 1991
2005
2011
MINIMUM TEMPERATURE (F) 52 38 1933
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 633 AM MDT SUNSET 829 PM MDT
AUGUST 21 2026........SUNRISE 634 AM MDT SUNSET 827 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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