142 CDUS46 KMTR 010837 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 137 AM PDT MON OCT 1 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 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 77 247 PM 98 2001 78 -1 78 MINIMUM 55 338 AM 37 2009 46 9 50 AVERAGE 66 62 4 64 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 0 1 MONTH TO DATE 70 37 SINCE SEP 1 70 37 SINCE JUL 1 111 47 COOLING YESTERDAY 1 0 MONTH TO DATE 2 132 SINCE SEP 1 2 132 SINCE JAN 1 154 514 .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (220) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (100) AVERAGE WIND SPEED 5.4 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 93 100 AM LOWEST 36 100 PM AVERAGE 65 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 98 2012 MINIMUM TEMPERATURE (F) 46 38 2006 SUNRISE AND SUNSET OCTOBER 1 2018.......SUNRISE 705 AM PDT SUNSET 652 PM PDT OCTOBER 2 2018.......SUNRISE 706 AM PDT SUNSET 650 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$