698 CDUS46 KMTR 310828 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1228 AM PST TUE DEC 31 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 30 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 63R 140 PM 61 1999 54 9 58 MINIMUM 27R 645 AM 28 2000 36 -9 32 AVERAGE 45 45 0 45 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.47 4.18 SINCE JUL 1 2.20 7.79 SINCE JAN 1 4.17 21.56 DEGREE DAYS HEATING YESTERDAY 20 20 MONTH TO DATE 646 515 SINCE DEC 1 646 515 SINCE JUL 1 1325 1087 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 303 204 .................................................................. WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (80) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100) AVERAGE WIND SPEED 3.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 89 1100 PM LOWEST 34 200 PM AVERAGE 62 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 54 62 2011 MINIMUM TEMPERATURE (F) 36 27 2012 SUNRISE AND SUNSET DECEMBER 31 2013......SUNRISE 726 AM PST SUNSET 459 PM PST JANUARY 1 2014.......SUNRISE 726 AM PST SUNSET 500 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$