238
CDUS46 KMTR 240033
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
533 PM PDT THU OCT 23 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 23 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 69 3:45 PM 89 2019 74 -5 79
MINIMUM 45 5:28 AM 37 1998 45 0 42
2018
2022
AVERAGE 57 59 -2 61
PRECIPITATION (IN)
TODAY 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
TODAY 8 4
MONTH TO DATE 89 49
SINCE SEP 1 91 75
SINCE JUL 1 136 88
COOLING
TODAY 0 0
MONTH TO DATE 10 85
SINCE SEP 1 100 143
SINCE JAN 1 211 444
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 3.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 63 2:00 PM
AVERAGE 82
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 2019
MINIMUM TEMPERATURE (F) 44 35 2001
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.
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