Climatological Report (Daily)
Issued by NWS Missoula, MT

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108
CDUS45 KMSO 200740
CLIBTM

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
140 AM MDT SUN JUL 20 2025

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

...THE BUTTE MT CLIMATE SUMMARY FOR JULY 19 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         82    106 PM  96    1960  83     -1       90
  MINIMUM         52    504 AM  34    1962  47      5       51
  AVERAGE         67                        65      2       71

PRECIPITATION (IN)
  YESTERDAY        0.00          0.60 1969   0.03  -0.03     0.00
  MONTH TO DATE    0.27                      0.75  -0.48     0.08
  SINCE JAN 1      6.46                      8.04  -1.58     5.01

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE   43                        70    -27       53
  SINCE JUN 1    296                       360    -64      297
  SINCE JUL 1     43                        70    -27       53

 COOLING
  YESTERDAY        2                         2      0        6
  MONTH TO DATE   29                        26      3       52
  SINCE JUN 1     29                        32     -3       54
  SINCE JAN 1     29                        32     -3       54
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     8.7


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    63           500 AM
 LOWEST     17           100 PM
 AVERAGE    40

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        96      1960
 MINIMUM TEMPERATURE (F)   47        35      1987


SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE   600 AM MDT   SUNSET   913 PM MDT
JULY 21 2025..........SUNRISE   601 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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