593 CDUS45 KMSO 170740 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 138 AM MDT FRI MAY 17 2013 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR MAY 16 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1895 TO 2013 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 59 1223 PM 84 1988 61 -2 79 MINIMUM 44 533 AM 21 1986 34 10 39 AVERAGE 52 48 4 59 PRECIPITATION (IN) YESTERDAY 0.20 1.05 1996 0.07 0.13 0.00 MONTH TO DATE 0.25 0.87 -0.62 0.26 SINCE OCT 1 2.78 5.59 -2.81 4.22 SINCE JAN 1 1.15 3.70 -2.55 2.96 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JAN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 13 17 -4 6 MONTH TO DATE 238 314 -76 306 SINCE MAR 1 2140 2136 4 1877 SINCE JUL 1 8518 8705 -187 8017 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 20 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 3.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 89 300 AM LOWEST 43 100 PM AVERAGE 66 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 62 82 2006 1976 MINIMUM TEMPERATURE (F) 34 16 1896 SUNRISE AND SUNSET MAY 17 2013...........SUNRISE 555 AM MDT SUNSET 858 PM MDT MAY 18 2013...........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. $$