889
CDUS45 KMSO 160744
CLIMSO
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
144 AM MDT WED SEP 16 2026
...............................
..THE MISSOULA MT CLIMATE SUMMARY FOR SEPTEMBER 15 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 64 437 PM 90 1953 73 -9 67
MINIMUM 39 510 AM 22 1970 43 -4 49
AVERAGE 52 58 -6 58
PRECIPITATION (IN)
YESTERDAY 0.00 1.30 1954 0.03 -0.03 0.09
MONTH TO DATE 1.96 0.49 1.47 0.19
SINCE OCT 1 16.80 13.64 3.16 10.53
SINCE JAN 1 11.59 10.20 1.39 8.96
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.0
SINCE SEP 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 13 7 6 7
MONTH TO DATE 105 83 22 19
SINCE SEP 1 105 83 22 19
SINCE JUL 1 132 169 -37 53
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 11 -9 53
SINCE SEP 1 2 11 -9 53
SINCE JAN 1 390 303 87 440
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 600 AM
LOWEST 47 300 PM
AVERAGE 72
......................................................
THE MISSOULA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 91 1937
2009
MINIMUM TEMPERATURE (F) 42 27 1970
SUNRISE AND SUNSET
SEPTEMBER 16 2026.....SUNRISE 715 AM MDT SUNSET 746 PM MDT
SEPTEMBER 17 2026.....SUNRISE 717 AM MDT SUNSET 744 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page