703 CDUS46 KMTR 180833 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 132 AM PDT SUN AUG 18 2019 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 17 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 73 148 PM 86 2007 80 -7 83 MINIMUM 57 1147 PM 45 2007 52 5 54 AVERAGE 65 66 -1 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 6 SINCE JUN 1 48 81 SINCE JUL 1 9 23 COOLING YESTERDAY 0 4 MONTH TO DATE 76 40 SINCE JUN 1 203 146 SINCE JAN 1 209 151 .................................................................. WIND (MPH) RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 13.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 400 AM LOWEST 57 1200 PM AVERAGE 75 .......................................................... 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 2019........SUNRISE 626 AM PDT SUNSET 759 PM PDT AUGUST 19 2019........SUNRISE 627 AM PDT SUNSET 758 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$