856
CDUS45 KMSO 212231
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
431 PM MDT FRI AUG 21 2026
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR AUGUST 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 95 240 PM 100 1969 83 12 87
MINIMUM 52 610 AM 36 1904 49 3 52
AVERAGE 74 66 8 70
PRECIPITATION (IN)
TODAY 0.00 0.66 1933 0.03 -0.03 0.00
MONTH TO DATE 0.55 0.54 0.01 0.62
SINCE OCT 1 14.84 12.86 1.98 10.04
SINCE JAN 1 9.63 9.42 0.21 8.47
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 2 -2 0
MONTH TO DATE 7 22 -15 13
SINCE JUN 1 190 246 -56 135
SINCE JUL 1 13 61 -48 33
COOLING
TODAY 9 3 6 5
MONTH TO DATE 91 96 -5 95
SINCE JUN 1 337 270 67 324
SINCE JAN 1 344 273 71 335
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 1.4
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 69 700 AM
LOWEST 17 200 PM
AVERAGE 43
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 100 1969
MINIMUM TEMPERATURE (F) 49 35 1906
SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE 642 AM MDT SUNSET 836 PM MDT
AUGUST 22 2026........SUNRISE 643 AM MDT SUNSET 834 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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