694 CDUS46 KMTR 230826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1225 AM PST MON DEC 23 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2013 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 63 311 PM 68 1999 55 8 58 MINIMUM 31 638 AM 19 1998 36 -5 45 AVERAGE 47 45 2 52 PRECIPITATION (IN) YESTERDAY 0.00 0.81 MONTH TO DATE 0.47 2.83 SINCE JUL 1 2.20 6.44 SINCE JAN 1 4.17 20.21 DEGREE DAYS HEATING YESTERDAY 18 13 MONTH TO DATE 499 357 SINCE DEC 1 499 357 SINCE JUL 1 1178 929 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 303 204 .................................................................. WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION E (110) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (150) AVERAGE WIND SPEED 3.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 36 200 PM AVERAGE 68 .......................................................... 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 2013......SUNRISE 723 AM PST SUNSET 454 PM PST DECEMBER 24 2013......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. $$