922 CDUS46 KMTR 310825 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 125 AM PDT WED JUL 31 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 30 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 74 302 PM 88 2012 78 -4 88 MINIMUM 54 1154 PM 50 1999 52 2 56 AVERAGE 64 65 -1 72 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 T 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 0 MONTH TO DATE 19 26 SINCE JUN 1 49 87 SINCE JUL 1 19 26 COOLING YESTERDAY 0 7 MONTH TO DATE 51 43 SINCE JUN 1 128 90 SINCE JAN 1 148 104 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 9.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 500 AM LOWEST 53 300 PM AVERAGE 73 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 91 2000 MINIMUM TEMPERATURE (F) 52 45 2005 SUNRISE AND SUNSET JULY 31 2013..........SUNRISE 611 AM PDT SUNSET 819 PM PDT AUGUST 1 2013........SUNRISE 612 AM PDT SUNSET 818 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$