610 CDUS45 KMSO 200737 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 137 AM MDT WED MAY 20 2015 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR MAY 19 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1895 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 52 452 PM 85 1954 62 -10 56 MINIMUM 40 549 AM 22 2003 35 5 32 AVERAGE 46 49 -3 44 PRECIPITATION (IN) YESTERDAY 0.00 1.22 1938 0.07 -0.07 0.00 MONTH TO DATE 1.11 1.08 0.03 0.77 SINCE OCT 1 5.09 5.80 -0.71 5.27 SINCE JAN 1 2.70 3.91 -1.21 4.23 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JAN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 19 16 3 21 MONTH TO DATE 374 364 10 400 SINCE MAR 1 1998 2186 -188 2243 SINCE JUL 1 7879 8755 -876 8621 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 18 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (130) AVERAGE WIND SPEED 7.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 79 1200 AM LOWEST 48 400 PM AVERAGE 64 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 62 83 1919 MINIMUM TEMPERATURE (F) 35 23 2003 SUNRISE AND SUNSET MAY 20 2015...........SUNRISE 553 AM MDT SUNSET 901 PM MDT MAY 21 2015...........SUNRISE 552 AM MDT SUNSET 902 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$