CDUS46 KMTR 120826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1226 AM PST THU DEC 12 2019 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2019 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 54 1159 PM 66 2017 56 -2 57 MINIMUM 51 934 AM 25 2013 36 15 36 AVERAGE 53 46 7 47 PRECIPITATION (IN) YESTERDAY 0.05 0.00 MONTH TO DATE 2.95 0.64 SINCE OCT 1 3.76 1.90 SINCE JAN 1 26.42 14.67 DEGREE DAYS HEATING YESTERDAY 12 18 MONTH TO DATE 127 182 SINCE DEC 1 127 182 SINCE JUL 1 727 749 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE DEC 1 0 0 SINCE JAN 1 346 182 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION E (90) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (80) AVERAGE WIND SPEED 9.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1100 AM LOWEST 89 200 AM AVERAGE 95 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 64 2018 MINIMUM TEMPERATURE (F) 36 26 2013 SUNRISE AND SUNSET DECEMBER 12 2019......SUNRISE 716 AM PST SUNSET 449 PM PST DECEMBER 13 2019......SUNRISE 717 AM PST SUNSET 450 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$