744
CDUS45 KMSO 172234
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
434 PM MDT SUN AUG 17 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR AUGUST 17 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 78 250 PM 101 2023 84 -6 91
MINIMUM 54 246 AM 38 1910 50 4 49
1976
2002
AVERAGE 66 67 -1 70
PRECIPITATION (IN)
TODAY T 0.53 1930 0.03 -0.03 0.00
MONTH TO DATE 0.62 0.43 0.19 0.35
SINCE OCT 1 10.04 12.75 -2.71 10.06
SINCE JAN 1 8.47 9.31 -0.84 7.86
SNOWFALL (IN)
TODAY 0.0
MONTH TO DATE 0.0
SINCE JUN 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 13 15 -2 0
SINCE JUN 1 135 239 -104 157
SINCE JUL 1 33 54 -21 3
COOLING
TODAY 1 3 -2 5
MONTH TO DATE 65 84 -19 103
SINCE JUN 1 294 258 36 384
SINCE JAN 1 305 261 44 384
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 2.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 500 AM
LOWEST 25 200 PM
AVERAGE 53
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 100 2008
2022
MINIMUM TEMPERATURE (F) 50 39 1954
1987
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 637 AM MDT SUNSET 843 PM MDT
AUGUST 18 2025........SUNRISE 638 AM MDT SUNSET 841 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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