733 CDUS46 KMTR 190836 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 136 AM PDT THU SEP 19 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 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 85 322 PM 97 2000 80 5 75 MINIMUM 47 509 AM 38 2008 49 -2 47 AVERAGE 66 64 2 61 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 4 MONTH TO DATE 1 41 SINCE SEP 1 1 41 SINCE JUL 1 37 96 COOLING YESTERDAY 1 0 MONTH TO DATE 58 10 SINCE SEP 1 58 10 SINCE JAN 1 295 163 .................................................................. WIND (MPH) RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 6.2 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 93 400 AM LOWEST 23 100 PM AVERAGE 58 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 97 2002 MINIMUM TEMPERATURE (F) 49 41 2008 SUNRISE AND SUNSET SEPTEMBER 19 2013.....SUNRISE 655 AM PDT SUNSET 710 PM PDT SEPTEMBER 20 2013.....SUNRISE 655 AM PDT SUNSET 709 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$