491 CDUS46 KMTR 180826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT THU JUL 18 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 17 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 78 208 PM 99 2003 78 0 71 MINIMUM 51 1046 PM 47 2009 53 -2 54 AVERAGE 65 65 0 63 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 T SINCE JUL 1 0.00 T 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 0 2 MONTH TO DATE 14 15 SINCE JUN 1 44 76 SINCE JUL 1 14 15 COOLING YESTERDAY 0 0 MONTH TO DATE 38 17 SINCE JUN 1 115 64 SINCE JAN 1 135 78 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 7.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 200 AM LOWEST 50 200 PM AVERAGE 72 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 95 1998 MINIMUM TEMPERATURE (F) 53 50 2012 2009 SUNRISE AND SUNSET JULY 18 2013..........SUNRISE 600 AM PDT SUNSET 830 PM PDT JULY 19 2013..........SUNRISE 601 AM PDT SUNSET 829 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$