902 CDUS46 KMTR 290826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT SAT SEP 29 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 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 71 400 PM 100 2010 78 -7 86 MINIMUM 53 1159 PM 40 2001 47 6 47 AVERAGE 62 62 0 67 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE T 0.02 SINCE OCT 1 15.80 37.13 SINCE JAN 1 12.77 28.18 DEGREE DAYS HEATING YESTERDAY 3 0 MONTH TO DATE 66 31 SINCE SEP 1 66 31 SINCE JUL 1 107 41 COOLING YESTERDAY 0 2 MONTH TO DATE 1 132 SINCE SEP 1 1 132 SINCE JAN 1 153 514 .................................................................. WIND (MPH) RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 11.1 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 100 200 AM LOWEST 53 200 PM AVERAGE 77 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 96 1999 MINIMUM TEMPERATURE (F) 46 37 2007 SUNRISE AND SUNSET SEPTEMBER 29 2018.....SUNRISE 703 AM PDT SUNSET 655 PM PDT SEPTEMBER 30 2018.....SUNRISE 704 AM PDT SUNSET 653 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$