984 CDUS46 KMTR 270828 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1228 AM PST THU NOV 27 2025 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 26 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 54 3:37 PM 72 2002 61 -7 60 MINIMUM 37 7:23 AM 26 2010 39 -2 43 AVERAGE 46 50 -4 52 PRECIPITATION (IN) YESTERDAY 0.00 0.05 MONTH TO DATE 2.15 4.25 SINCE OCT 1 3.46 4.26 SINCE JAN 1 11.78 18.10 DEGREE DAYS HEATING YESTERDAY 19 13 MONTH TO DATE 223 314 SINCE SEP 1 354 455 SINCE JUL 1 399 468 COOLING YESTERDAY 0 0 MONTH TO DATE 0 0 SINCE SEP 1 100 143 SINCE JAN 1 211 444 ................................................................... WIND (MPH) RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (90) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 12.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 97 6:00 AM LOWEST 77 1:00 PM AVERAGE 87 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 61 68 2007 2014 MINIMUM TEMPERATURE (F) 39 24 2005 SUNRISE AND SUNSET NOVEMBER 27 2025......SUNRISE 7:03 AM PST SUNSET 4:50 PM PST NOVEMBER 28 2025......SUNRISE 7:04 AM PST SUNSET 4:50 PM PST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$