175 
CDUS45 KMSO 300739
CLIBTM


CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
138 AM MDT SUN SEP 30 2012


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

...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 29 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         70    408 PM  84    1963  62      8       72
  MINIMUM         44    723 AM  10    1985  31     13       30
  AVERAGE         57                        47     10       51

PRECIPITATION (IN)
  YESTERDAY        T             0.84 1947   0.03  -0.03     0.00
  MONTH TO DATE    0.03                      0.97  -0.94     0.40
  SINCE OCT 1      8.69                     12.74  -4.05    12.37
  SINCE JAN 1      7.43                     10.85  -3.42    10.57

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

DEGREE DAYS
 HEATING
  YESTERDAY        8                        18    -10       14
  MONTH TO DATE  302                       374    -72      266
  SINCE SEP 1    302                       374    -72      266
  SINCE JUL 1    394                       602   -208      427

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE SEP 1      0                         0      0        2
  SINCE JAN 1    121                        79     42       48
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           600 AM
 LOWEST     27           100 PM
 AVERAGE    55

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        84      1992
 MINIMUM TEMPERATURE (F)   31        13      1985


SUNRISE AND SUNSET
SEPTEMBER 30 2012.....SUNRISE   728 AM MDT   SUNSET   711 PM MDT
OCTOBER  1 2012.......SUNRISE   729 AM MDT   SUNSET   709 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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