431 CDUS46 KMTR 010845 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 145 AM PDT THU SEP 1 2016 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 31 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 79 439 PM 94 2005 81 -2 82 MINIMUM 50 603 AM 42 2008 52 -2 52 AVERAGE 65 66 -1 67 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.01 SINCE OCT 1 18.86 16.43 SINCE JAN 1 14.67 4.04 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 20 0 SINCE JUN 1 83 54 SINCE JUL 1 57 6 COOLING YESTERDAY 0 2 MONTH TO DATE 23 119 SINCE JUN 1 108 262 SINCE JAN 1 119 263 .................................................................. WIND (MPH) RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 11.2 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 89 600 AM LOWEST 42 200 PM AVERAGE 66 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 99 2002 MINIMUM TEMPERATURE (F) 52 45 1999 SUNRISE AND SUNSET SEPTEMBER 1 2016.....SUNRISE 639 AM PDT SUNSET 738 PM PDT SEPTEMBER 2 2016.....SUNRISE 640 AM PDT SUNSET 736 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$