Climatological Report (Daily)
Issued by NWS Missoula, MT

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CDUS45 KMSO 170739
CLIBTM

CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
139 AM MDT SAT MAY 17 2025

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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 16 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         51    357 PM  84    1988  61    -10       72
  MINIMUM         35    504 AM  21    1986  35      0       41
  AVERAGE         43                        48     -5       57

PRECIPITATION (IN)
  YESTERDAY        0.02          1.05 1996   0.06  -0.04     0.00
  MONTH TO DATE    1.95                      0.83   1.12     0.06
  SINCE JAN 1      4.39                      3.65   0.74     3.00

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

DEGREE DAYS
 HEATING
  YESTERDAY       22                        17      5        8
  MONTH TO DATE  269                       316    -47      308
  SINCE MAR 1   1934                      2140   -206     2079
  SINCE JUL 1   7948                      8615   -667     8089

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           500 AM
 LOWEST     42           100 PM
 AVERAGE    69

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        82      1976
                                             2006
 MINIMUM TEMPERATURE (F)   35        16      1896


SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE   555 AM MDT   SUNSET   858 PM MDT
MAY 18 2025...........SUNRISE   554 AM MDT   SUNSET   859 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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