536 CDUS46 KMTR 230836 CLIAPC CLIMATE REPORT NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 136 AM PDT THU OCT 23 2025 ................................... ...THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 22 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 68 4:34 PM 87 2008 74 -6 70 MINIMUM 53 11:59 PM 37 2008 45 8 44 AVERAGE 61 59 2 57 PRECIPITATION (IN) YESTERDAY 0.00 0.00 MONTH TO DATE 1.25 T SINCE OCT 1 1.25 T SINCE JAN 1 9.57 13.84 DEGREE DAYS HEATING YESTERDAY 4 8 MONTH TO DATE 81 45 SINCE SEP 1 83 71 SINCE JUL 1 128 84 COOLING YESTERDAY 0 0 MONTH TO DATE 10 85 SINCE SEP 1 100 143 SINCE JAN 1 211 444 ................................................................... WIND (MPH) RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (270) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 10.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 96 11:00 PM LOWEST 59 3:00 PM AVERAGE 78 .......................................................... THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 89 2019 MINIMUM TEMPERATURE (F) 45 37 1998 2018 2022 SUNRISE AND SUNSET OCTOBER 23 2025.......SUNRISE 7:26 AM PDT SUNSET 6:20 PM PDT OCTOBER 24 2025.......SUNRISE 7:27 AM PDT SUNSET 6:19 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$