441 CDUS46 KMTR 030837 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT THU SEP 3 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 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 79 159 PM 98 2010 81 -2 74 MINIMUM 54 543 AM 46 2008 51 3 55 AVERAGE 67 66 1 65 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 0 MONTH TO DATE 0 0 SINCE SEP 1 0 0 SINCE JUL 1 6 22 COOLING YESTERDAY 2 0 MONTH TO DATE 3 7 SINCE SEP 1 3 7 SINCE JAN 1 266 180 .................................................................. WIND (MPH) RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 11.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 1200 AM LOWEST 45 200 PM AVERAGE 69 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 96 2008 MINIMUM TEMPERATURE (F) 51 44 2000 SUNRISE AND SUNSET SEPTEMBER 3 2015.....SUNRISE 640 AM PDT SUNSET 736 PM PDT SEPTEMBER 4 2015.....SUNRISE 641 AM PDT SUNSET 734 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$