217 CDUS46 KMTR 050840 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 140 AM PDT MON SEP 5 2016 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 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 76 338 PM 100 2004 81 -5 77 MINIMUM 45 611 AM 43 2000 51 -6 44 AVERAGE 61 66 -5 61 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE OCT 1 18.86 16.43 SINCE JAN 1 14.67 4.04 DEGREE DAYS HEATING YESTERDAY 4 4 MONTH TO DATE 8 4 SINCE SEP 1 8 4 SINCE JUL 1 65 10 COOLING YESTERDAY 0 0 MONTH TO DATE 0 4 SINCE SEP 1 0 4 SINCE JAN 1 119 267 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 8.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 500 AM LOWEST 46 1200 PM AVERAGE 70 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 99 2008 MINIMUM TEMPERATURE (F) 51 44 2015 2010 2005 SUNRISE AND SUNSET SEPTEMBER 5 2016.....SUNRISE 643 AM PDT SUNSET 732 PM PDT SEPTEMBER 6 2016.....SUNRISE 644 AM PDT SUNSET 730 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$