742 CDUS45 KMSO 150738 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 137 AM MDT TUE AUG 15 2017 ................................... ...THE BUTTE MT CLIMATE SUMMARY FOR AUGUST 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 74 409 PM 93 2003 81 -7 82 1933 MINIMUM 46 620 AM 29 1959 45 1 47 AVERAGE 60 62 -2 65 PRECIPITATION (IN) YESTERDAY 0.00 0.72 1925 0.05 -0.05 0.00 MONTH TO DATE 0.15 0.61 -0.46 0.47 SINCE OCT 1 11.98 11.02 0.96 8.61 SINCE JAN 1 8.76 9.13 -0.37 5.87 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JAN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 5 3 2 0 MONTH TO DATE 26 36 -10 70 SINCE JUN 1 269 423 -154 392 SINCE JUL 1 34 136 -102 203 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 7 16 -9 2 SINCE JUN 1 110 67 43 49 SINCE JAN 1 110 67 43 49 .................................................................. WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 5.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 200 AM LOWEST 27 400 PM AVERAGE 60 .......................................................... THE BUTTE MT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 93 2003 1920 2000 MINIMUM TEMPERATURE (F) 44 34 1944 SUNRISE AND SUNSET AUGUST 15 2017........SUNRISE 630 AM MDT SUNSET 838 PM MDT AUGUST 16 2017........SUNRISE 631 AM MDT SUNSET 836 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$