294 CDUS45 KMSO 150740 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 137 AM MDT MON MAY 15 2017 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR MAY 14 2017... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1895 TO 2017 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 50 452 PM 88 1936 61 -11 54 MINIMUM 23 514 AM 18 1983 34 -11 37 AVERAGE 37 47 -10 46 PRECIPITATION (IN) YESTERDAY 0.00 0.70 1952 0.06 -0.06 T MONTH TO DATE 0.27 0.74 -0.47 0.21 SINCE OCT 1 7.23 5.46 1.77 5.03 SINCE JAN 1 4.01 3.57 0.44 2.29 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JAN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 28 18 10 19 MONTH TO DATE 225 279 -54 244 SINCE MAR 1 1823 2101 -278 1862 SINCE JUL 1 8607 8670 -63 8259 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 13 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 2.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 92 100 AM LOWEST 31 700 PM AVERAGE 62 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 61 83 2012 MINIMUM TEMPERATURE (F) 34 21 2004 SUNRISE AND SUNSET MAY 15 2017...........SUNRISE 558 AM MDT SUNSET 856 PM MDT MAY 16 2017...........SUNRISE 556 AM MDT SUNSET 857 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$