539 CDUS46 KMTR 300836 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 136 AM PDT MON JUL 30 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 29 2018... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2018 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 73 240 PM 85 2015 78 -5 71 MINIMUM 54 153 AM 49 2010 52 2 54 AVERAGE 64 65 -1 63 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 T SINCE OCT 1 15.80 37.11 SINCE JAN 1 12.77 28.16 DEGREE DAYS HEATING YESTERDAY 1 2 MONTH TO DATE 15 5 SINCE JUN 1 73 22 SINCE JUL 1 15 5 COOLING YESTERDAY 0 0 MONTH TO DATE 73 111 SINCE JUN 1 106 234 SINCE JAN 1 111 268 .................................................................. WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 10.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 300 AM LOWEST 57 100 PM AVERAGE 75 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 88 2012 MINIMUM TEMPERATURE (F) 52 46 2017 SUNRISE AND SUNSET JULY 30 2018..........SUNRISE 610 AM PDT SUNSET 821 PM PDT JULY 31 2018..........SUNRISE 611 AM PDT SUNSET 820 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$