710 CDUS46 KMTR 200845 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT MON MAY 20 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 19 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 85R 217 PM 84 2000 73 12 75 MINIMUM 45 508 AM 40 2011 46 -1 42 2003 AVERAGE 65 60 5 59 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 0 6 MONTH TO DATE 50 100 SINCE MAR 1 589 783 SINCE JUL 1 2794 3047 COOLING YESTERDAY 0 0 MONTH TO DATE 9 6 SINCE MAR 1 12 13 SINCE JAN 1 12 13 .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 5.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 86 400 AM LOWEST 22 200 PM AVERAGE 54 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 89 2001 MINIMUM TEMPERATURE (F) 46 39 2010 SUNRISE AND SUNSET MAY 20 2013...........SUNRISE 554 AM PDT SUNSET 818 PM PDT MAY 21 2013...........SUNRISE 553 AM PDT SUNSET 819 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$