632
CDUS46 KMTR 110828
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1228 AM PST SUN JAN 11 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 10 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 59 3:33 PM 64 2025 56 3 64
MINIMUM 34 6:57 AM 28 2011 38 -4 41
AVERAGE 47 47 0 53
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 18 12
MONTH TO DATE 133 143
SINCE DEC 1 638 528
SINCE JUL 1 1113 1068
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 11:00 PM
LOWEST 49 2:00 PM
AVERAGE 73
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 68 2025
MINIMUM TEMPERATURE (F) 38 24 2007
SUNRISE AND SUNSET
JANUARY 11 2026.......SUNRISE 7:25 AM PST SUNSET 5:09 PM PST
JANUARY 12 2026.......SUNRISE 7:25 AM PST SUNSET 5:10 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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