861 CDUS46 KMTR 020826 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 126 AM PDT WED MAY 2 2018 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 1 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 70 245 PM 91 2017 70 0 91 MINIMUM 40 548 AM 34 2011 43 -3 47 2008 AVERAGE 55 57 -2 69 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.00 0.00 SINCE OCT 1 15.79 36.85 SINCE JAN 1 12.76 27.90 DEGREE DAYS HEATING YESTERDAY 10 0 MONTH TO DATE 10 0 SINCE MAR 1 712 479 SINCE JUL 1 2732 2362 COOLING YESTERDAY 0 4 MONTH TO DATE 0 4 SINCE MAR 1 0 6 SINCE JAN 1 0 6 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 8.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 100 AM LOWEST 45 500 PM AVERAGE 71 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 70 93 2017 MINIMUM TEMPERATURE (F) 44 37 2012 2002 SUNRISE AND SUNSET MAY 2 2018...........SUNRISE 611 AM PDT SUNSET 801 PM PDT MAY 3 2018...........SUNRISE 610 AM PDT SUNSET 802 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$