928
CDUS45 KTFX 182240
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT MON AUG 18 2025
...............................
..THE HELENA MT CLIMATE SUMMARY FOR AUGUST 18 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 85 259 PM 100 2001 84 1 96
MINIMUM 54 549 AM 39 1954 53 1 55
1995
AVERAGE 70 68 2 76
PRECIPITATION (IN)
TODAY 0.00 0.79 1912 0.03 -0.03 0.01
MONTH TO DATE 1.36 0.62 0.74 0.32
SINCE OCT 1 10.72 10.02 0.70 8.90
SINCE JAN 1 9.96 8.19 1.77 7.38
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 11 9 2 0
SINCE JUN 1 134 176 -42 88
SINCE JUL 1 23 32 -9 2
COOLING
TODAY 5 5 0 11
MONTH TO DATE 96 113 -17 113
SINCE JUN 1 336 355 -19 464
SINCE JAN 1 361 362 -1 464
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 400 AM
LOWEST 30 300 PM
AVERAGE 59
......................................................
THE HELENA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 98 2008
MINIMUM TEMPERATURE (F) 52 34 1995
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 631 AM MDT SUNSET 832 PM MDT
AUGUST 19 2025........SUNRISE 632 AM MDT SUNSET 830 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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