351
CDUS45 KMSO 310737
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MDT SUN MAY 31 2026
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 30 2026
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)
YESTERDAY
MAXIMUM 59 1051 AM 95 1936 69 -10 83
1986
MINIMUM 48 1159 PM 28 1914 44 4 49
AVERAGE 54 56 -2 66
PRECIPITATION (IN)
YESTERDAY 0.73 1.60 1908 0.08 0.65 0.00
MONTH TO DATE 1.65 1.69 -0.04 1.10
SINCE OCT 1 11.90 9.25 2.65 7.13
SINCE JAN 1 6.69 5.81 0.88 5.56
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE T
SINCE MAR 1 6.5
SINCE JUL 1 20.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 11 9 2 0
MONTH TO DATE 296 367 -71 299
SINCE MAR 1 1634 1848 -214 1600
SINCE JUL 1 5977 7320 -1343 6609
COOLING
YESTERDAY 0 0 0 1
MONTH TO DATE 7 0 7 6
SINCE MAR 1 7 0 7 6
SINCE JAN 1 7 0 7 6
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 70 900 AM
AVERAGE 84
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 94 2025
MINIMUM TEMPERATURE (F) 44 30 1920
1950
1965
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 546 AM MDT SUNSET 923 PM MDT
JUNE 1 2026..........SUNRISE 545 AM MDT SUNSET 923 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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