856 CDUS46 KMTR 130845 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1245 AM PST SUN JAN 13 2013 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 12 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 50 303 PM 80 2009 55 -5 67 MINIMUM 28 729 AM 26 2012 37 -9 26 AVERAGE 39 46 -7 47 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.17 0.00 SINCE JUL 1 7.96 3.58 SINCE JAN 1 0.17 0.00 SNOWFALL (IN) YESTERDAY 0.0 MONTH TO DATE 0.0 SINCE DEC 1 0.0 SINCE JUL 1 0.0 DEGREE DAYS HEATING YESTERDAY 26 18 MONTH TO DATE 267 207 SINCE DEC 1 807 805 SINCE JUL 1 1379 1475 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (40) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 4.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 89 1200 AM LOWEST 36 200 PM AVERAGE 63 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 55 68 2012 2009 MINIMUM TEMPERATURE (F) 37 25 2007 SUNRISE AND SUNSET JANUARY 13 2013.......SUNRISE 725 AM PST SUNSET 511 PM PST JANUARY 14 2013.......SUNRISE 725 AM PST SUNSET 512 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$