462 CDUS46 KMTR 220831 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 127 AM PDT SUN SEP 22 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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 71 246 PM 102 2003 79 -8 78 MINIMUM 53 1154 PM 41 2012 48 5 41 AVERAGE 62 64 -2 60 PRECIPITATION (IN) YESTERDAY 0.82 0.00 MONTH TO DATE 0.82 0.00 SINCE JUL 1 0.82 T SINCE JAN 1 2.79 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 3 5 MONTH TO DATE 8 59 SINCE SEP 1 8 59 SINCE JUL 1 44 114 COOLING YESTERDAY 0 0 MONTH TO DATE 60 10 SINCE SEP 1 60 10 SINCE JAN 1 297 163 .................................................................. WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 11.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 900 AM LOWEST 57 300 PM AVERAGE 79 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 99 2003 MINIMUM TEMPERATURE (F) 48 40 2005 SUNRISE AND SUNSET SEPTEMBER 22 2013.....SUNRISE 657 AM PDT SUNSET 706 PM PDT SEPTEMBER 23 2013.....SUNRISE 658 AM PDT SUNSET 704 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$