175 CDUS46 KMTR 130832 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 132 AM PDT FRI SEP 13 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 79 300 PM 99 2003 80 -1 76 MINIMUM 57 1101 PM 40 2005 50 7 50 AVERAGE 68 65 3 63 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 SEP 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 0 2 MONTH TO DATE 1 22 SINCE SEP 1 1 22 SINCE JUL 1 37 77 COOLING YESTERDAY 3 0 MONTH TO DATE 50 9 SINCE SEP 1 50 9 SINCE JAN 1 287 162 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (260) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION E (99) AVERAGE WIND SPEED 8.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 90 200 AM LOWEST 48 400 PM AVERAGE 69 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 100 2003 MINIMUM TEMPERATURE (F) 50 46 2002 SUNRISE AND SUNSET SEPTEMBER 13 2013.....SUNRISE 649 AM PDT SUNSET 720 PM PDT SEPTEMBER 14 2013.....SUNRISE 650 AM PDT SUNSET 718 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$