Climatological Report (Daily)
Issued by NWS Missoula, MT

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395
CDUS45 KMSO 220738
CLIBTM

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
138 AM MDT WED JUL 22 2026

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

...THE BUTTE MT CLIMATE SUMMARY FOR JULY 21 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         86    446 PM  97    1936  83      3       78
  MINIMUM         51    353 AM  31    1949  47      4       52
  AVERAGE         69                        65      4       65

PRECIPITATION (IN)
  YESTERDAY        0.00          0.79 1989   0.04  -0.04     0.01
  MONTH TO DATE    0.34                      0.83  -0.49     0.28
  SINCE JAN 1      7.19                      8.12  -0.93     6.47

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   28                        74    -46       45
  SINCE JUN 1    343                       364    -21      298
  SINCE JUL 1     28                        74    -46       45

 COOLING
  YESTERDAY        4                         2      2        0
  MONTH TO DATE   58                        30     28       29
  SINCE JUN 1     58                        36     22       29
  SINCE JAN 1     58                        36     22       29
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     5.9


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    79           400 AM
 LOWEST     30           400 PM
 AVERAGE    55

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       100      1931
 MINIMUM TEMPERATURE (F)   47        34      1916


SUNRISE AND SUNSET
JULY 22 2026..........SUNRISE   601 AM MDT   SUNSET   911 PM MDT
JULY 23 2026..........SUNRISE   603 AM MDT   SUNSET   910 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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