984 CDUS46 KMTR 100855 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 155 AM PDT FRI MAY 10 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 9 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 71 149 PM 81 2001 71 0 74 MINIMUM 50 435 AM 33 2003 45 5 48 AVERAGE 61 58 3 61 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 4 4 MONTH TO DATE 23 50 SINCE MAR 1 562 733 SINCE JUL 1 2767 2997 COOLING YESTERDAY 0 0 MONTH TO DATE 9 6 SINCE MAR 1 12 13 SINCE JAN 1 12 13 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 9.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 89 300 AM LOWEST 51 200 PM AVERAGE 70 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 88 2001 MINIMUM TEMPERATURE (F) 45 36 2005 SUNRISE AND SUNSET MAY 10 2013...........SUNRISE 603 AM PDT SUNSET 809 PM PDT MAY 11 2013...........SUNRISE 602 AM PDT SUNSET 810 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$