583 CDUS45 KMSO 180739 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 1238 AM MST MON DEC 18 2017 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 17 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 31 1159 PM 53 2013 29 2 -8 1980 MINIMUM 0 628 AM -38 1964 5 -5 -37 AVERAGE 16 17 -1 -22 PRECIPITATION (IN) YESTERDAY 0.00 0.20 1982 0.02 -0.02 0.00 MONTH TO DATE 0.13 0.28 -0.15 0.34 SINCE OCT 1 1.04 1.66 -0.62 3.12 SINCE JAN 1 11.57 12.54 -0.97 10.50 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JAN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 49 48 1 87 MONTH TO DATE 740 801 -61 914 SINCE DEC 1 740 801 -61 914 SINCE JUL 1 3135 3291 -156 3208 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 129 81 48 57 .................................................................. WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (10) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (50) AVERAGE WIND SPEED 2.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 92 100 AM LOWEST 57 300 PM AVERAGE 75 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 29 55 1979 MINIMUM TEMPERATURE (F) 4 -32 1924 SUNRISE AND SUNSET DECEMBER 18 2017......SUNRISE 807 AM MST SUNSET 446 PM MST DECEMBER 19 2017......SUNRISE 808 AM MST SUNSET 447 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$