233 CDUS46 KMTR 170827 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT TUE JUL 17 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 16 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 78 145 PM 103 2017 78 0 103 MINIMUM 52 1131 PM 48 2009 53 -1 55 AVERAGE 65 65 0 79 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE OCT 1 15.80 37.11 SINCE JAN 1 12.77 28.16 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 9 2 SINCE JUN 1 67 19 SINCE JUL 1 9 2 COOLING YESTERDAY 0 14 MONTH TO DATE 45 70 SINCE JUN 1 78 193 SINCE JAN 1 83 227 .................................................................. WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 10.5 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 93 100 AM LOWEST 50 200 PM AVERAGE 72 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 99 2003 MINIMUM TEMPERATURE (F) 53 47 2009 SUNRISE AND SUNSET JULY 17 2018..........SUNRISE 600 AM PDT SUNSET 831 PM PDT JULY 18 2018..........SUNRISE 600 AM PDT SUNSET 830 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$