546 CDUS46 KMTR 090826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 125 AM PDT THU MAY 9 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 8 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 68 252 PM 92 2001 71 -3 84 MINIMUM 50 1142 PM 36 1999 44 6 49 AVERAGE 59 58 1 67 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.05 0.01 SINCE JUL 1 9.54 17.28 SINCE JAN 1 1.75 13.70 SNOWFALL (IN) YESTERDAY 0.0 MONTH TO DATE 0.0 SINCE MAR 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 6 0 MONTH TO DATE 19 46 SINCE MAR 1 558 729 SINCE JUL 1 2763 2993 COOLING YESTERDAY 0 2 MONTH TO DATE 9 6 SINCE MAR 1 12 13 SINCE JAN 1 12 13 .................................................................. WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 9.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 96 200 AM LOWEST 55 200 PM AVERAGE 76 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 81 2001 MINIMUM TEMPERATURE (F) 45 33 2003 SUNRISE AND SUNSET MAY 9 2013...........SUNRISE 604 AM PDT SUNSET 808 PM PDT MAY 10 2013...........SUNRISE 603 AM PDT SUNSET 809 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$