267 CDUS46 KMTR 020828 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 128 AM PDT WED SEP 2 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 74 256 PM 99 2002 81 -7 91 MINIMUM 57 1152 PM 45 1999 52 5 52 AVERAGE 66 66 0 72 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE OCT 1 16.43 9.70 SINCE JAN 1 4.04 8.34 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE SEP 1 0 0 SINCE JUL 1 6 22 COOLING YESTERDAY 1 7 MONTH TO DATE 1 7 SINCE SEP 1 1 7 SINCE JAN 1 264 180 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION S (200) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 9.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 97 1200 AM LOWEST 57 100 PM AVERAGE 77 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 98 2010 MINIMUM TEMPERATURE (F) 51 46 2008 SUNRISE AND SUNSET SEPTEMBER 2 2015.....SUNRISE 639 AM PDT SUNSET 737 PM PDT SEPTEMBER 3 2015.....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. $$