975 CDUS46 KMTR 270841 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1241 AM PST TUE DEC 27 2016 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 26 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 58 226 PM 67 2013 54 4 57 MINIMUM 29 741 AM 24 2011 36 -7 29 AVERAGE 44 45 -1 43 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 4.20 2.76 SINCE OCT 1 8.95 4.17 SINCE JAN 1 23.62 8.27 DEGREE DAYS HEATING YESTERDAY 21 22 MONTH TO DATE 450 445 SINCE DEC 1 450 445 SINCE JUL 1 954 986 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 186 378 .................................................................. WIND (MPH) RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (90) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 3.5 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 85 600 AM LOWEST 30 300 PM AVERAGE 58 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 54 67 1999 MINIMUM TEMPERATURE (F) 36 25 2015 SUNRISE AND SUNSET DECEMBER 27 2016......SUNRISE 725 AM PST SUNSET 456 PM PST DECEMBER 28 2016......SUNRISE 725 AM PST SUNSET 457 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$