551 CDUS46 KMTR 191245 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 545 AM PDT WED OCT 19 2016 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 18 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 77 308 PM 90 2012 74 3 75 MINIMUM 43 511 AM 37 1998 43 0 46 AVERAGE 60 58 2 61 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 1.64 0.20 SINCE OCT 1 1.64 0.20 SINCE JAN 1 16.31 4.30 DEGREE DAYS HEATING YESTERDAY 5 4 MONTH TO DATE 82 17 SINCE SEP 1 124 62 SINCE JUL 1 181 68 COOLING YESTERDAY 0 0 MONTH TO DATE 5 30 SINCE SEP 1 67 113 SINCE JAN 1 186 376 .................................................................. WIND (MPH) RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (240) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 3.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 100 AM LOWEST 33 300 PM AVERAGE 63 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 81 2013 MINIMUM TEMPERATURE (F) 43 38 1998 SUNRISE AND SUNSET OCTOBER 19 2016.......SUNRISE 722 AM PDT SUNSET 625 PM PDT OCTOBER 20 2016.......SUNRISE 723 AM PDT SUNSET 624 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$