095 CDUS46 KMTR 230844 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1243 AM PST TUE DEC 23 2014 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 2014... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2014 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 63 233 PM 68 1999 55 8 63 MINIMUM 47 1159 PM 19 1998 36 11 31 AVERAGE 55 45 10 47 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 10.14 0.47 SINCE JUL 1 12.77 2.20 SINCE JAN 1 21.04 4.17 DEGREE DAYS HEATING YESTERDAY 10 18 MONTH TO DATE 232 499 SINCE DEC 1 232 499 SINCE JUL 1 705 1178 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 267 303 .................................................................. WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (350) HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 3.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 84 100 PM AVERAGE 92 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 55 66 2004 MINIMUM TEMPERATURE (F) 36 20 2011 SUNRISE AND SUNSET DECEMBER 23 2014......SUNRISE 723 AM PST SUNSET 454 PM PST DECEMBER 24 2014......SUNRISE 724 AM PST SUNSET 454 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$