980 CDUS46 KMTR 200834 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 133 AM PDT FRI SEP 20 2019 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 78 352 PM 97 2002 80 -2 83 MINIMUM 46 619 AM 41 2008 49 -3 45 AVERAGE 62 64 -2 64 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.01 T SINCE OCT 1 25.86 15.80 SINCE JAN 1 22.66 12.77 DEGREE DAYS HEATING YESTERDAY 3 1 MONTH TO DATE 10 36 SINCE SEP 1 10 36 SINCE JUL 1 25 77 COOLING YESTERDAY 0 0 MONTH TO DATE 43 0 SINCE SEP 1 43 0 SINCE JAN 1 301 152 .................................................................. WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 4.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 100 AM LOWEST 36 300 PM AVERAGE 68 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 97 2011 MINIMUM TEMPERATURE (F) 49 38 2004 SUNRISE AND SUNSET SEPTEMBER 20 2019.....SUNRISE 655 AM PDT SUNSET 709 PM PDT SEPTEMBER 21 2019.....SUNRISE 656 AM PDT SUNSET 708 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$