861 CDUS46 KMTR 200836 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 136 AM PDT MON JUL 20 2015 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 19 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 91R 234 PM 88 2004 78 13 80 MINIMUM 59 157 AM 47 2000 53 6 56 AVERAGE 75 65 10 68 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 0.03 0.00 SINCE OCT 1 16.42 9.63 SINCE JAN 1 4.03 8.27 DEGREE DAYS HEATING YESTERDAY 0 0 MONTH TO DATE 3 10 SINCE JUN 1 51 53 SINCE JUL 1 3 10 COOLING YESTERDAY 10 3 MONTH TO DATE 59 27 SINCE JUN 1 103 68 SINCE JAN 1 104 79 .................................................................. WIND (MPH) RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 7.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 84 1200 AM LOWEST 26 100 PM AVERAGE 55 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 89 2011 MINIMUM TEMPERATURE (F) 53 48 2007 SUNRISE AND SUNSET JULY 20 2015..........SUNRISE 602 AM PDT SUNSET 829 PM PDT JULY 21 2015..........SUNRISE 602 AM PDT SUNSET 828 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$