934 CDUS46 KMTR 100840 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 140 AM PDT TUE SEP 10 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 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 86 139 PM 92 2002 81 5 80 MINIMUM 51 616 AM 43 2002 51 0 44 AVERAGE 69 66 3 62 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 3 MONTH TO DATE 0 19 SINCE SEP 1 0 19 SINCE JUL 1 36 74 COOLING YESTERDAY 4 0 MONTH TO DATE 41 5 SINCE SEP 1 41 5 SINCE JAN 1 278 158 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (190) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 6.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 97 1100 PM LOWEST 40 100 PM AVERAGE 69 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 94 2009 MINIMUM TEMPERATURE (F) 50 40 2005 SUNRISE AND SUNSET SEPTEMBER 10 2013.....SUNRISE 647 AM PDT SUNSET 724 PM PDT SEPTEMBER 11 2013.....SUNRISE 648 AM PDT SUNSET 723 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$