Climatological Report (Daily)
Issued by NWS Missoula, MT

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073
CDUS45 KMSO 190737
CLIBTM

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

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

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

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         84    340 PM  93    1977  79      5       88
  MINIMUM         44    632 AM  31    1995  44      0       49
  AVERAGE         64                        62      2       69

PRECIPITATION (IN)
  YESTERDAY        0.02          0.47 1990   0.04  -0.02      T
  MONTH TO DATE    0.48                      0.75  -0.27     0.77
  SINCE JAN 1      7.83                      9.24  -1.41     5.89

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

DEGREE DAYS
 HEATING
  YESTERDAY        1                         4     -3        0
  MONTH TO DATE   62                        49     13       43
  SINCE JUN 1    373                       430    -57      357
  SINCE JUL 1    120                       140    -20      113

 COOLING
  YESTERDAY        0                         1     -1        4
  MONTH TO DATE    8                        24    -16       25
  SINCE JUN 1     46                        78    -32      120
  SINCE JAN 1     46                        78    -32      120
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    40   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           400 AM
 LOWEST     24           500 PM
 AVERAGE    60

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        93      1942
 MINIMUM TEMPERATURE (F)   43        30      1995


SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE   635 AM MDT   SUNSET   831 PM MDT
AUGUST 20 2025........SUNRISE   636 AM MDT   SUNSET   829 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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