240 CDUS46 KMTR 200837 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT TUE AUG 20 2019 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 19 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 72 136 PM 84 2013 80 -8 75 MINIMUM 53 1159 PM 48 1999 52 1 51 AVERAGE 63 66 -3 63 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 2 2 MONTH TO DATE 5 8 SINCE JUN 1 53 83 SINCE JUL 1 14 25 COOLING YESTERDAY 0 0 MONTH TO DATE 76 40 SINCE JUN 1 203 146 SINCE JAN 1 209 151 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 9.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1200 AM LOWEST 61 100 PM AVERAGE 77 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 87 2007 MINIMUM TEMPERATURE (F) 52 46 2000 SUNRISE AND SUNSET AUGUST 20 2019........SUNRISE 628 AM PDT SUNSET 756 PM PDT AUGUST 21 2019........SUNRISE 629 AM PDT SUNSET 755 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$