360
CDUS46 KMTR 280829
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1229 AM PST WED JAN 28 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JANUARY 27 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 1:55 PM 71 2012 58 1 61
MINIMUM 37 8:18 AM 28 2001 39 -2 30
AVERAGE 48 48 0 46
PRECIPITATION (IN)
YESTERDAY 0.06 0.00
MONTH TO DATE 1.97 0.28
SINCE OCT 1 9.40 8.26
SINCE JAN 1 1.97 0.28
DEGREE DAYS
HEATING
YESTERDAY 17 19
MONTH TO DATE 419 446
SINCE DEC 1 924 831
SINCE JUL 1 1399 1371
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 8:00 AM
LOWEST 60 2:00 PM
AVERAGE 80
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 71 2024
MINIMUM TEMPERATURE (F) 39 27 1999
2012
SUNRISE AND SUNSET
JANUARY 28 2026.......SUNRISE 7:17 AM PST SUNSET 5:28 PM PST
JANUARY 29 2026.......SUNRISE 7:16 AM PST SUNSET 5:29 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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