480
CXUS55 KMSO 021229
CLMBTM
CLIMATE REPORT
NATIONAL WEATHER SERVICE MISSOULA, MT
629 AM MDT THU MAY 2 2013
...............................
..THE BUTTE MT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2013
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
.........................................................
TEMPERATURE (F)
RECORD
HIGH 83 04/25/1910
LOW -16 04/08/1982
HIGHEST 67 04/27 MM MM 77
LOWEST 10 04/23 MM MM 4
AVG. MAXIMUM 48.1 51.7 -3.6 55.6
AVG. MINIMUM 23.6 26.3 -2.7 28.5
MEAN 35.9 39.0 -3.1 42.0
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 4 0.7 3.3 1
DAYS MIN <= 32 26 24.3 1.7 22
DAYS MIN <= 0 0 0.1 -0.1 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 3.14 2006
MINIMUM 0.12 1974
TOTALS 0.24 1.17 -0.93 1.23
DAILY AVG. 0.01 0.04 -0.03 0.04
DAYS >= .01 10 10.4 -0.4 10
DAYS >= .10 0 4.0 -4.0 4
DAYS >= .50 0 0.2 -0.2 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.08 04/07 TO 04/07 0.41
04/06 TO 04/07
04/07 TO 04/07
DEGREE_DAYS
HEATING TOTAL 865 780 85
SINCE 7/1 8280 8391 -111
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 7.0
HIGHEST WIND SPEED/DIRECTION 35/290 DATE 04/29
HIGHEST GUST SPEED/DIRECTION 47/290 DATE 04/29
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.60
NUMBER OF DAYS FAIR 9
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 11
AVERAGE RH (PERCENT) 55
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 3
LIGHT SNOW 11 SLEET 0
FOG 7 FOG W/VIS <= 1/4 MILE 1
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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