635
CDUS45 KMSO 190737
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MDT FRI SEP 19 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 18 2025
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)
YESTERDAY
MAXIMUM 84 420 PM 92 1938 72 12 68
MINIMUM 42 654 AM 24 1971 42 0 54
AVERAGE 63 57 6 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.28 1908 0.03 -0.03 0.04
MONTH TO DATE 0.19 0.58 -0.39 1.05
SINCE OCT 1 10.53 13.73 -3.20 11.31
SINCE JAN 1 8.96 10.29 -1.33 9.11
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.0
SINCE SEP 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 2 8 -6 4
MONTH TO DATE 25 107 -82 49
SINCE SEP 1 25 107 -82 49
SINCE JUL 1 59 193 -134 81
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 53 11 42 42
SINCE SEP 1 53 11 42 42
SINCE JAN 1 440 303 137 470
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 2.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 700 AM
LOWEST 19 400 PM
AVERAGE 56
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THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 89 1938
MINIMUM TEMPERATURE (F) 42 23 1964
SUNRISE AND SUNSET
SEPTEMBER 19 2025.....SUNRISE 720 AM MDT SUNSET 739 PM MDT
SEPTEMBER 20 2025.....SUNRISE 721 AM MDT SUNSET 737 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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