584 CDUS46 KMTR 180845 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT MON AUG 18 2014 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 17 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 77 234 PM 86 2007 80 -3 81 MINIMUM 48 1200 AM 45 2007 52 -4 54 AVERAGE 63 66 -3 68 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.07 0.00 SINCE JUL 1 0.07 0.00 SINCE JAN 1 8.34 1.97 DEGREE DAYS HEATING YESTERDAY 2 0 MONTH TO DATE 11 16 SINCE JUN 1 64 66 SINCE JUL 1 21 36 COOLING YESTERDAY 0 3 MONTH TO DATE 11 26 SINCE JUN 1 128 154 SINCE JAN 1 139 174 .................................................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 7.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 100 AM LOWEST 54 200 PM AVERAGE 77 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 91 2013 MINIMUM TEMPERATURE (F) 52 46 2007 SUNRISE AND SUNSET AUGUST 18 2014........SUNRISE 627 AM PDT SUNSET 759 PM PDT AUGUST 19 2014........SUNRISE 627 AM PDT SUNSET 757 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$