442 CDUS46 KMTR 130845 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT TUE AUG 13 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 12 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2013 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 76 250 PM 91 1998 79 -3 80 MINIMUM 52 1132 PM 47 2003 52 0 48 AVERAGE 64 66 -2 64 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE JUL 1 0.00 T SINCE JAN 1 1.97 13.77 SNOWFALL (IN) YESTERDAY 0.0 MONTH TO DATE 0.0 SINCE JUN 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 1 1 MONTH TO DATE 16 4 SINCE JUN 1 66 91 SINCE JUL 1 36 30 COOLING YESTERDAY 0 0 MONTH TO DATE 2 25 SINCE JUN 1 130 116 SINCE JAN 1 150 130 .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 6.9 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 93 200 AM LOWEST 53 100 PM AVERAGE 73 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 91 2009 MINIMUM TEMPERATURE (F) 52 43 2007 SUNRISE AND SUNSET AUGUST 13 2013........SUNRISE 622 AM PDT SUNSET 805 PM PDT AUGUST 14 2013........SUNRISE 623 AM PDT SUNSET 803 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$