131 CDUS45 KMSO 210738 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 137 AM MDT FRI SEP 21 2012 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR SEPTEMBER 20 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 77 438 PM 83 1918 66 11 63 MINIMUM 33 544 AM 8 1983 34 -1 29 AVERAGE 55 50 5 46 PRECIPITATION (IN) YESTERDAY 0.00 0.63 1968 0.03 -0.03 0.00 MONTH TO DATE 0.03 0.70 -0.67 0.40 SINCE OCT 1 8.69 12.47 -3.78 12.37 SINCE JAN 1 7.43 10.58 -3.15 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 10 15 -5 19 MONTH TO DATE 223 223 0 195 SINCE SEP 1 223 223 0 195 SINCE JUL 1 315 451 -136 356 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 14 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 5.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 56 600 AM LOWEST 15 1200 PM AVERAGE 36 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 66 85 1918 MINIMUM TEMPERATURE (F) 34 21 1995 SUNRISE AND SUNSET SEPTEMBER 21 2012.....SUNRISE 716 AM MDT SUNSET 728 PM MDT SEPTEMBER 22 2012.....SUNRISE 718 AM MDT SUNSET 726 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$