132 CDUS46 KMTR 090828 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 127 AM PDT WED SEP 9 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 96 419 PM 98 2004 81 15 74 MINIMUM 49 411 AM 43 2002 51 -2 53 AVERAGE 73 66 7 64 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE OCT 1 16.43 9.70 SINCE JAN 1 4.04 8.34 DEGREE DAYS HEATING YESTERDAY 0 1 MONTH TO DATE 6 6 SINCE SEP 1 6 6 SINCE JUL 1 12 28 COOLING YESTERDAY 8 0 MONTH TO DATE 17 12 SINCE SEP 1 17 12 SINCE JAN 1 280 185 .................................................................. WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 4.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 68 300 AM LOWEST 9 400 PM AVERAGE 39 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 92 2002 MINIMUM TEMPERATURE (F) 51 43 2002 SUNRISE AND SUNSET SEPTEMBER 9 2015.....SUNRISE 645 AM PDT SUNSET 727 PM PDT SEPTEMBER 10 2015.....SUNRISE 646 AM PDT SUNSET 725 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$