876 CDUS46 KMTR 070835 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 135 AM PDT WED AUG 7 2019 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 6 2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2019 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 78 326 PM 86 2018 79 -1 86 2004 MINIMUM 58 703 AM 44 2002 52 6 51 AVERAGE 68 65 3 69 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE OCT 1 25.85 15.80 SINCE JAN 1 22.65 12.77 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 0 3 SINCE JUN 1 48 78 SINCE JUL 1 9 20 COOLING YESTERDAY 3 4 MONTH TO DATE 19 14 SINCE JUN 1 146 120 SINCE JAN 1 152 125 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 9.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 200 AM LOWEST 54 200 PM AVERAGE 77 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 90 2002 MINIMUM TEMPERATURE (F) 52 46 2009 SUNRISE AND SUNSET AUGUST 7 2019........SUNRISE 617 AM PDT SUNSET 812 PM PDT AUGUST 8 2019........SUNRISE 618 AM PDT SUNSET 811 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$