965
CDUS45 KMSO 122231
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
431 PM MDT FRI SEP 12 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 12 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 77 259 PM 91 2013 74 3 57
MINIMUM 48 659 AM 25 2014 44 4 50
AVERAGE 63 59 4 54
PRECIPITATION (IN)
TODAY 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)
TODAY 0.0
MONTH TO DATE 0.0
SINCE SEP 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 2 7 -5 11
MONTH TO DATE 7 62 -55 16
SINCE SEP 1 7 62 -55 16
SINCE JUL 1 41 148 -107 48
COOLING
TODAY 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 8 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 30 300 PM
AVERAGE 62
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 89 1937
2013
MINIMUM TEMPERATURE (F) 43 27 1970
SUNRISE AND SUNSET
SEPTEMBER 12 2025.....SUNRISE 711 AM MDT SUNSET 753 PM MDT
SEPTEMBER 13 2025.....SUNRISE 712 AM MDT SUNSET 751 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page