591
CDUS45 KMSO 172236
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
436 PM MDT SUN MAY 17 2026
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 17 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 52 259 PM 89 2006 67 -15 66
2008
MINIMUM 37 607 AM 24 1966 40 -3 43
AVERAGE 45 54 -9 55
PRECIPITATION (IN)
TODAY T 0.97 2019 0.06 -0.06 0.00
MONTH TO DATE 0.11 0.80 -0.69 0.78
SINCE OCT 1 10.36 8.36 2.00 6.81
SINCE JAN 1 5.15 4.92 0.23 5.24
SNOWFALL (IN)
TODAY 0.0
MONTH TO DATE T
SINCE MAR 1 6.5
SINCE JUL 1 20.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 20 12 8 10
MONTH TO DATE 182 239 -57 183
SINCE MAR 1 1520 1720 -200 1484
SINCE JUL 1 5863 7192 -1329 6493
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 25 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 600 AM
LOWEST 44 300 PM
AVERAGE 63
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 88 1954
2006
2009
MINIMUM TEMPERATURE (F) 41 22 1965
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 559 AM MDT SUNSET 908 PM MDT
MAY 18 2026...........SUNRISE 558 AM MDT SUNSET 909 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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