981 CDUS46 KMTR 040827 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 127 AM PDT WED SEP 4 2019 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 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 80 328 PM 96 2008 81 -1 74 MINIMUM 53 245 AM 44 2000 51 2 54 AVERAGE 67 66 1 64 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 1 MONTH TO DATE 0 6 SINCE SEP 1 0 6 SINCE JUL 1 15 47 COOLING YESTERDAY 2 0 MONTH TO DATE 11 0 SINCE SEP 1 11 0 SINCE JAN 1 269 152 .................................................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 7.2 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 50 500 PM AVERAGE 75 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 100 2004 MINIMUM TEMPERATURE (F) 51 43 2000 SUNRISE AND SUNSET SEPTEMBER 4 2019.....SUNRISE 641 AM PDT SUNSET 734 PM PDT SEPTEMBER 5 2019.....SUNRISE 642 AM PDT SUNSET 733 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$