178 CDUS46 KMTR 090910 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 210 AM PDT TUE APR 9 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 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 70 420 PM 73 2003 67 3 69 MINIMUM 43 1003 PM 29 2001 41 2 36 AVERAGE 57 54 3 53 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.71 0.00 SINCE JUL 1 9.49 15.55 SINCE JAN 1 1.70 11.97 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 12 MONTH TO DATE 57 115 SINCE MAR 1 417 539 SINCE JUL 1 2622 2803 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE MAR 1 0 0 SINCE JAN 1 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (310) HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 13.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 83 1000 PM LOWEST 15 400 PM AVERAGE 49 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 75 2004 MINIMUM TEMPERATURE (F) 41 30 2011 1999 SUNRISE AND SUNSET APRIL 9 2013.........SUNRISE 642 AM PDT SUNSET 740 PM PDT APRIL 10 2013.........SUNRISE 640 AM PDT SUNSET 741 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$