580
CDUS45 KMSO 130737
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MDT SAT SEP 13 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 12 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 79 452 PM 91 2013 74 5 57
MINIMUM 48 659 AM 25 2014 44 4 50
AVERAGE 64 59 5 54
PRECIPITATION (IN)
YESTERDAY 0.00 0.96 1896 0.03 -0.03 0.55
MONTH TO DATE 0.01 0.39 -0.38 0.82
SINCE OCT 1 10.35 13.54 -3.19 11.08
SINCE JAN 1 8.78 10.10 -1.32 8.88
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 1 7 -6 11
MONTH TO DATE 6 62 -56 16
SINCE SEP 1 6 62 -56 16
SINCE JUL 1 40 148 -108 48
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 3.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 25 400 PM
AVERAGE 59
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 89 1937
2013
MINIMUM TEMPERATURE (F) 43 27 1970
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 712 AM MDT SUNSET 751 PM MDT
SEPTEMBER 14 2025.....SUNRISE 713 AM MDT SUNSET 749 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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