104 CDUS45 KMSO 190837 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA MT 137 AM MST SAT DEC 19 2020 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 18 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 35 1053 PM 55 1979 29 6 29 MINIMUM 25 232 AM -32 1924 4 21 6 AVERAGE 30 17 13 18 PRECIPITATION (IN) YESTERDAY 0.00 0.24 1925 0.02 -0.02 0.00 MONTH TO DATE 0.06 0.30 -0.24 T SINCE JAN 1 10.16 12.56 -2.40 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 35 48 -13 47 MONTH TO DATE 735 849 -114 776 SINCE DEC 1 735 849 -114 776 SINCE JUL 1 3082 3339 -257 3367 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 16 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 4.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 77 400 AM LOWEST 52 1200 PM AVERAGE 65 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 29 52 2004 MINIMUM TEMPERATURE (F) 4 -27 1945 SUNRISE AND SUNSET DECEMBER 19 2020......SUNRISE 808 AM MST SUNSET 447 PM MST DECEMBER 20 2020......SUNRISE 809 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. $$