613
CDUS45 KMSO 200744
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
144 AM MDT WED MAY 20 2026
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 19 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 57 1214 PM 91 2002 67 -10 56
MINIMUM 32 427 AM 27 1974 41 -9 32
AVERAGE 45 54 -9 44
PRECIPITATION (IN)
YESTERDAY 0.12 1.49 1902 0.06 0.06 T
MONTH TO DATE 0.23 0.92 -0.69 0.90
SINCE OCT 1 10.48 8.48 2.00 6.93
SINCE JAN 1 5.27 5.04 0.23 5.36
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 20 11 9 21
MONTH TO DATE 223 261 -38 223
SINCE MAR 1 1561 1742 -181 1524
SINCE JUL 1 5904 7214 -1310 6533
COOLING
YESTERDAY 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 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1000 PM
LOWEST 48 1100 AM
AVERAGE 69
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 88 1958
2023
MINIMUM TEMPERATURE (F) 41 28 1989
SUNRISE AND SUNSET
MAY 20 2026...........SUNRISE 555 AM MDT SUNSET 911 PM MDT
MAY 21 2026...........SUNRISE 554 AM MDT SUNSET 912 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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