881
CDUS45 KMSO 212230
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
430 PM MDT MON SEP 21 2026
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 21 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 259 PM 92 1967 70 7 77
MINIMUM 41 631 AM 23 1971 41 0 46
AVERAGE 59 56 3 62
PRECIPITATION (IN)
TODAY 0.00 0.35 1945 0.03 -0.03 T
MONTH TO DATE 2.11 0.68 1.43 0.19
SINCE OCT 1 16.95 13.83 3.12 10.53
SINCE JAN 1 11.74 10.39 1.35 8.96
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 6 10 -4 3
MONTH TO DATE 139 135 4 28
SINCE SEP 1 139 135 4 28
SINCE JUL 1 166 221 -55 62
COOLING
TODAY 0 0 0 0
MONTH TO DATE 2 11 -9 54
SINCE SEP 1 2 11 -9 54
SINCE JAN 1 390 303 87 441
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 0.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 AM
LOWEST 33 300 PM
AVERAGE 63
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 1938
MINIMUM TEMPERATURE (F) 41 25 1893
1895
1993
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 722 AM MDT SUNSET 736 PM MDT
SEPTEMBER 22 2026.....SUNRISE 723 AM MDT SUNSET 734 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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