318 CDUS45 KMSO 300900 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 1239 AM MST SAT DEC 30 2017 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR DECEMBER 29 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 38 324 AM 55 1917 30 8 27 MINIMUM 15 1107 PM -42 1978 5 10 -9 AVERAGE 27 18 9 9 PRECIPITATION (IN) YESTERDAY 0.04 0.31 1897 0.02 0.02 0.00 MONTH TO DATE 0.51 0.48 0.03 0.44 SINCE OCT 1 1.42 1.86 -0.44 3.22 SINCE JAN 1 11.95 12.74 -0.79 10.60 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JAN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 38 47 -9 56 MONTH TO DATE 1348 1376 -28 1544 SINCE DEC 1 1348 1376 -28 1544 SINCE JUL 1 3743 3866 -123 3838 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 17 HIGHEST WIND DIRECTION S (160) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250) AVERAGE WIND SPEED 6.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN LIGHT SNOW FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 900 AM LOWEST 64 1200 AM AVERAGE 80 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 30 55 1917 MINIMUM TEMPERATURE (F) 6 -42 1978 SUNRISE AND SUNSET DECEMBER 30 2017......SUNRISE 812 AM MST SUNSET 454 PM MST DECEMBER 31 2017......SUNRISE 812 AM MST SUNSET 455 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$