091 CDUS46 KMTR 210845 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT WED AUG 21 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 20 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 77 303 PM 87 2007 80 -3 73 MINIMUM 59 1157 PM 46 2000 52 7 54 AVERAGE 68 66 2 64 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 0 1 MONTH TO DATE 16 7 SINCE JUN 1 66 94 SINCE JUL 1 36 33 COOLING YESTERDAY 3 0 MONTH TO DATE 46 37 SINCE JUN 1 174 128 SINCE JAN 1 194 142 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 11.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 500 AM LOWEST 50 300 PM AVERAGE 70 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 90 2009 MINIMUM TEMPERATURE (F) 52 47 2001 SUNRISE AND SUNSET AUGUST 21 2013........SUNRISE 629 AM PDT SUNSET 754 PM PDT AUGUST 22 2013........SUNRISE 630 AM PDT SUNSET 753 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$