600 CDUS46 KMTR 160844 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 144 AM PDT TUE JUL 16 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 15 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 72 323 PM 96 1998 78 -6 75 MINIMUM 51 604 AM 44 2004 53 -2 55 AVERAGE 62 65 -3 65 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE JUL 1 0.00 0.00 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 3 0 MONTH TO DATE 14 10 SINCE JUN 1 44 71 SINCE JUL 1 14 10 COOLING YESTERDAY 0 0 MONTH TO DATE 38 17 SINCE JUN 1 115 64 SINCE JAN 1 135 78 .................................................................. WIND (MPH) RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 12.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 96 1200 AM LOWEST 53 200 PM AVERAGE 75 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 92 2006 MINIMUM TEMPERATURE (F) 53 48 2009 SUNRISE AND SUNSET JULY 16 2013..........SUNRISE 559 AM PDT SUNSET 831 PM PDT JULY 17 2013..........SUNRISE 600 AM PDT SUNSET 830 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$