300 CDUS45 KMSO 150839 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA MT 139 AM MST TUE DEC 15 2020 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 14 2020... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1895 TO 2020 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 30 314 PM 55 1924 29 1 28 MINIMUM 10 1144 PM -26 1967 5 5 1 AVERAGE 20 17 3 15 PRECIPITATION (IN) YESTERDAY 0.02 0.40 1915 0.01 0.01 T MONTH TO DATE 0.06 0.23 -0.17 T SINCE JAN 1 10.16 12.49 -2.33 12.57 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE DEC 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 45 48 -3 50 MONTH TO DATE 589 657 -68 583 SINCE DEC 1 589 657 -68 583 SINCE JUL 1 2936 3147 -211 3174 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 87 81 6 84 ................................................................... WIND (MPH) HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 4.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT SNOW FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 88 100 AM LOWEST 71 1200 PM AVERAGE 80 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 29 53 1980 MINIMUM TEMPERATURE (F) 5 -27 1967 SUNRISE AND SUNSET DECEMBER 15 2020......SUNRISE 805 AM MST SUNSET 445 PM MST DECEMBER 16 2020......SUNRISE 806 AM MST SUNSET 446 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$