574 CDUS46 KMTR 050831 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1230 AM PST SAT DEC 5 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 4 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 60 224 PM 65 2014 57 3 65 MINIMUM 37 733 AM 22 2004 36 1 50 AVERAGE 49 47 2 58 PRECIPITATION (IN) YESTERDAY 0.00 0.55 MONTH TO DATE 0.14 2.89 SINCE OCT 1 1.55 5.14 SINCE JAN 1 5.65 13.79 DEGREE DAYS HEATING YESTERDAY 16 7 MONTH TO DATE 65 31 SINCE DEC 1 65 31 SINCE JUL 1 606 504 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 378 267 .................................................................. WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (20) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 3.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 100 AM LOWEST 62 300 PM AVERAGE 81 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 65 2011 MINIMUM TEMPERATURE (F) 36 16 2013 SUNRISE AND SUNSET DECEMBER 5 2015......SUNRISE 710 AM PST SUNSET 449 PM PST DECEMBER 6 2015......SUNRISE 711 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. $$