Climatological Report (Daily)
Issued by NWS Missoula, MT

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CDUS45 KMSO 210737
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
137 AM MDT FRI JUL 21 2017


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

...THE BUTTE MT CLIMATE SUMMARY FOR JULY 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         89    340 PM  96    1960  82      7       84
  MINIMUM         46    502 AM  35    1987  46      0       49
  AVERAGE         68                        64      4       67

PRECIPITATION (IN)
  YESTERDAY        0.00          0.70 1914   0.04  -0.04     0.00
  MONTH TO DATE    0.50                      0.90  -0.40     0.92
  SINCE OCT 1     11.83                      9.96   1.87     8.12
  SINCE JAN 1      8.61                      8.07   0.54     5.38

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        0
  MONTH TO DATE    4                        77    -73      123
  SINCE JUN 1    239                       364   -125      312
  SINCE JUL 1      4                        77    -73      123

 COOLING
  YESTERDAY        3                         2      1        2
  MONTH TO DATE   65                        27     38       10
  SINCE JUN 1     77                        34     43       33
  SINCE JAN 1     77                        34     43       33
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     9.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           500 AM
 LOWEST      8           100 PM
 AVERAGE    40

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        97      1936
 MINIMUM TEMPERATURE (F)   46        31      1949


SUNRISE AND SUNSET
JULY 21 2017..........SUNRISE   601 AM MDT   SUNSET   912 PM MDT
JULY 22 2017..........SUNRISE   602 AM MDT   SUNSET   911 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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