327 CDUS46 KMTR 180827 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT WED JUL 18 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 17 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 78 337 PM 99 2003 78 0 86 MINIMUM 54 144 AM 47 2009 53 1 58 AVERAGE 66 65 1 72 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 1 7 MONTH TO DATE 46 77 SINCE JUN 1 79 200 SINCE JAN 1 84 234 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 9.2 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 1200 AM LOWEST 58 200 PM AVERAGE 76 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 95 1998 MINIMUM TEMPERATURE (F) 53 50 2012 2009 SUNRISE AND SUNSET JULY 18 2018..........SUNRISE 600 AM PDT SUNSET 830 PM PDT JULY 19 2018..........SUNRISE 601 AM PDT SUNSET 829 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$