538 CDUS46 KMTR 170845 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT SUN MAR 17 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR MARCH 16 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 71 300 PM 85 2004 64 7 57 MINIMUM 42 321 AM 31 2002 40 2 47 AVERAGE 57 52 5 52 PRECIPITATION (IN) YESTERDAY 0.00 1.07 MONTH TO DATE 0.10 3.49 SINCE JUL 1 8.51 12.35 SINCE JAN 1 0.72 8.77 SNOWFALL (IN) YESTERDAY 0.0 MONTH TO DATE 0.0 SINCE MAR 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 8 13 MONTH TO DATE 198 219 SINCE MAR 1 198 219 SINCE JUL 1 2403 2483 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE MAR 1 0 0 SINCE JAN 1 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 6.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 600 AM LOWEST 47 400 PM AVERAGE 70 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 80 2004 MINIMUM TEMPERATURE (F) 40 33 2002 SUNRISE AND SUNSET MARCH 17 2013.........SUNRISE 717 AM PDT SUNSET 719 PM PDT MARCH 18 2013.........SUNRISE 715 AM PDT SUNSET 720 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$