061 CDUS46 KMTR 310837 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT FRI JUL 31 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 30 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 80 351 PM 88 2012 78 2 80 MINIMUM 59 521 AM 50 1999 52 7 55 AVERAGE 70 65 5 68 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.03 T SINCE OCT 1 16.42 9.63 SINCE JAN 1 4.03 8.27 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 6 10 SINCE JUN 1 54 53 SINCE JUL 1 6 10 COOLING YESTERDAY 5 3 MONTH TO DATE 95 74 SINCE JUN 1 139 115 SINCE JAN 1 140 126 .................................................................. WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 10.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 97 700 AM LOWEST 54 200 PM AVERAGE 76 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 91 2000 MINIMUM TEMPERATURE (F) 52 45 2005 SUNRISE AND SUNSET JULY 31 2015..........SUNRISE 611 AM PDT SUNSET 820 PM PDT AUGUST 1 2015........SUNRISE 612 AM PDT SUNSET 819 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$