637
CDUS45 KMSO 190737
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MDT TUE MAY 19 2026
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR MAY 18 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 61 415 PM 88 1954 67 -6 56
2006
2009
MINIMUM 26 505 AM 22 1965 41 -15 35
AVERAGE 44 54 -10 46
PRECIPITATION (IN)
YESTERDAY 0.00 0.46 1896 0.06 -0.06 0.12
MONTH TO DATE 0.11 0.86 -0.75 0.90
SINCE OCT 1 10.36 8.42 1.94 6.93
SINCE JAN 1 5.15 4.98 0.17 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 21 11 10 19
MONTH TO DATE 203 250 -47 202
SINCE MAR 1 1541 1731 -190 1503
SINCE JUL 1 5884 7203 -1319 6512
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 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 400 AM
LOWEST 26 200 PM
AVERAGE 59
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 91 2002
MINIMUM TEMPERATURE (F) 41 27 1974
SUNRISE AND SUNSET
MAY 19 2026...........SUNRISE 556 AM MDT SUNSET 910 PM MDT
MAY 20 2026...........SUNRISE 555 AM MDT SUNSET 911 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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