Climatological Report (Daily)
Issued by NWS Missoula, MT

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041
CDUS45 KMSO 190737
CLIMSO

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
137 AM MDT TUE AUG 19 2025

...................................

...THE MISSOULA MT CLIMATE SUMMARY FOR AUGUST 18 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         89    545 PM 100    2008  84      5       96
                                      2022
  MINIMUM         49    533 AM  39    1954  50     -1       54
                                      1987
  AVERAGE         69                        67      2       75

PRECIPITATION (IN)
  YESTERDAY        T             0.66 1926   0.03  -0.03     0.09
  MONTH TO DATE    0.62                      0.46   0.16     0.44
  SINCE OCT 1     10.04                     12.78  -2.74    10.15
  SINCE JAN 1      8.47                      9.34  -0.87     7.95

SNOWFALL (IN)
  YESTERDAY        0.0
  MONTH TO DATE    0.0
  SINCE JUN 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   13                        16     -3        0
  SINCE JUN 1    135                       240   -105      157
  SINCE JUL 1     33                        55    -22        3

 COOLING
  YESTERDAY        4                         3      1       10
  MONTH TO DATE   71                        87    -16      113
  SINCE JUN 1    300                       261     39      394
  SINCE JAN 1    311                       264     47      394
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     3.5


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    74           600 AM
 LOWEST     23           400 PM
 AVERAGE    49

..........................................................


THE MISSOULA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       101      2022
 MINIMUM TEMPERATURE (F)   50        25      1901


SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE   639 AM MDT   SUNSET   839 PM MDT
AUGUST 20 2025........SUNRISE   641 AM MDT   SUNSET   837 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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