945
CDUS45 KMSO 212230
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
430 PM MDT WED MAY 21 2025
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 21 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 57 242 PM 90 1919 68 -11 62
1928
MINIMUM 34 525 AM 28 1953 41 -7 39
1960
2009
AVERAGE 46 55 -9 51
PRECIPITATION (IN)
TODAY T 1.54 1981 0.06 -0.06 T
MONTH TO DATE 0.93 1.04 -0.11 1.09
SINCE OCT 1 6.96 8.60 -1.64 7.25
SINCE JAN 1 5.39 5.16 0.23 5.05
SNOWFALL (IN)
TODAY 0.0
MONTH TO DATE 0.0
SINCE MAR 1 0.4
SINCE JUL 1 39.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 19 10 9 14
MONTH TO DATE 256 282 -26 282
SINCE MAR 1 1557 1763 -206 1644
SINCE JUL 1 6566 7235 -669 6627
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 2.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 500 AM
LOWEST 34 300 PM
AVERAGE 60
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 90 1919
MINIMUM TEMPERATURE (F) 42 22 1960
SUNRISE AND SUNSET
MAY 21 2025...........SUNRISE 554 AM MDT SUNSET 912 PM MDT
MAY 22 2025...........SUNRISE 553 AM MDT SUNSET 914 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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