251 CDUS46 KMTR 200839 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1239 AM PST TUE JAN 20 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 19 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 59 349 PM 70 2014 55 4 70 MINIMUM 40 1152 PM 24 2007 37 3 29 AVERAGE 50 46 4 50 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE T T SINCE JUL 1 12.77 2.20 SINCE JAN 1 T T DEGREE DAYS HEATING YESTERDAY 15 15 MONTH TO DATE 335 321 SINCE DEC 1 736 987 SINCE JUL 1 1209 1666 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 0 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (100) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 5.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 75 200 PM AVERAGE 88 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 55 71 2014 MINIMUM TEMPERATURE (F) 37 25 2007 SUNRISE AND SUNSET JANUARY 20 2015.......SUNRISE 722 AM PST SUNSET 518 PM PST JANUARY 21 2015.......SUNRISE 722 AM PST SUNSET 519 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$