210 CDUS46 KMTR 050827 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT WED SEP 5 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 4 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 75 333 PM 100 2004 81 -6 82 MINIMUM 54 1159 PM 43 2000 51 3 60 AVERAGE 65 66 -1 71 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 6 0 SINCE SEP 1 6 0 SINCE JUL 1 47 10 COOLING YESTERDAY 0 6 MONTH TO DATE 0 55 SINCE SEP 1 0 55 SINCE JAN 1 152 437 .................................................................. WIND (MPH) RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 8.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 100 200 AM LOWEST 57 300 PM AVERAGE 79 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 99 2008 MINIMUM TEMPERATURE (F) 51 44 2015 2010 2005 SUNRISE AND SUNSET SEPTEMBER 5 2018.....SUNRISE 642 AM PDT SUNSET 732 PM PDT SEPTEMBER 6 2018.....SUNRISE 643 AM PDT SUNSET 731 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$