731 CDUS46 KMTR 200826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 125 AM PDT TUE AUG 20 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 19 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 84R 227 PM 83 1999 80 4 76 MINIMUM 59 345 AM 48 1999 52 7 50 AVERAGE 72 66 6 63 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 2 MONTH TO DATE 16 6 SINCE JUN 1 66 93 SINCE JUL 1 36 32 COOLING YESTERDAY 7 0 MONTH TO DATE 43 37 SINCE JUN 1 171 128 SINCE JAN 1 191 142 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 7.5 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 90 300 AM LOWEST 43 100 PM AVERAGE 67 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 87 2007 MINIMUM TEMPERATURE (F) 52 46 2000 SUNRISE AND SUNSET AUGUST 20 2013........SUNRISE 629 AM PDT SUNSET 756 PM PDT AUGUST 21 2013........SUNRISE 629 AM PDT SUNSET 754 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$