531 CDUS46 KMTR 160828 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 127 AM PDT TUE APR 16 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 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 63 1245 PM 82 1999 68 -5 65 MINIMUM 42 557 AM 30 2009 41 1 47 AVERAGE 53 55 -2 56 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.71 1.52 SINCE JUL 1 9.49 17.07 SINCE JAN 1 1.70 13.49 SNOWFALL (IN) YESTERDAY 0.0 MONTH TO DATE 0.0 SINCE MAR 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 12 9 MONTH TO DATE 110 195 SINCE MAR 1 470 619 SINCE JUL 1 2675 2883 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE MAR 1 0 0 SINCE JAN 1 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 13.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 100 AM LOWEST 36 1200 PM AVERAGE 65 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 83 1999 MINIMUM TEMPERATURE (F) 41 29 2008 SUNRISE AND SUNSET APRIL 16 2013.........SUNRISE 632 AM PDT SUNSET 747 PM PDT APRIL 17 2013.........SUNRISE 630 AM PDT SUNSET 748 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$