483
CDUS46 KMTR 230834
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1234 AM PST FRI JAN 23 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 22 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 63 3:03 PM 73 2022 57 6 64
MINIMUM 40 7:25 AM 27 2014 39 1 28
AVERAGE 52 48 4 46
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 1.91 0.28
SINCE OCT 1 9.34 8.26
SINCE JAN 1 1.91 0.28
DEGREE DAYS
HEATING
YESTERDAY 13 19
MONTH TO DATE 336 355
SINCE DEC 1 841 740
SINCE JUL 1 1316 1280
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 4.1
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 100 11:00 PM
LOWEST 54 3:00 PM
AVERAGE 77
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 73 2014
MINIMUM TEMPERATURE (F) 39 26 2007
SUNRISE AND SUNSET
JANUARY 23 2026.......SUNRISE 7:20 AM PST SUNSET 5:22 PM PST
JANUARY 24 2026.......SUNRISE 7:20 AM PST SUNSET 5:23 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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