712 CDUS46 KMTR 290826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1226 AM PST THU DEC 29 2016 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 28 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 60 333 PM 64 1999 54 6 49 MINIMUM 31 450 AM 24 2013 36 -5 31 AVERAGE 46 45 1 40 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 19 25 MONTH TO DATE 490 498 SINCE DEC 1 490 498 SINCE JUL 1 994 1039 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 186 378 .................................................................. WIND (MPH) RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (30) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (120) HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (110) AVERAGE WIND SPEED 4.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 85 500 AM LOWEST 46 300 PM AVERAGE 66 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 54 64 2013 MINIMUM TEMPERATURE (F) 36 25 2015 SUNRISE AND SUNSET DECEMBER 29 2016......SUNRISE 725 AM PST SUNSET 458 PM PST DECEMBER 30 2016......SUNRISE 726 AM PST SUNSET 459 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$