972 CDUS46 KMTR 100828 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1227 AM PST THU DEC 10 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 9 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 62 1216 PM 70 2012 56 6 62 MINIMUM 52 711 AM 19 2013 36 16 52 AVERAGE 57 46 11 57 PRECIPITATION (IN) YESTERDAY 0.02 0.00 MONTH TO DATE 0.16 3.48 SINCE OCT 1 1.57 5.73 SINCE JAN 1 5.67 14.38 DEGREE DAYS HEATING YESTERDAY 8 8 MONTH TO DATE 129 71 SINCE DEC 1 129 71 SINCE JUL 1 670 544 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 378 267 .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (180) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 4.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 100 AM LOWEST 84 1100 AM AVERAGE 92 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 63 2014 2012 MINIMUM TEMPERATURE (F) 36 21 2013 SUNRISE AND SUNSET DECEMBER 10 2015......SUNRISE 715 AM PST SUNSET 449 PM PST DECEMBER 11 2015......SUNRISE 715 AM PST SUNSET 449 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$