221
CDUS46 KMTR 010045
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PDT TUE MAR 31 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MARCH 31 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 65 12:48 PM 82 2021 66 -1 60
MINIMUM 55 6:04 AM 28 2008 42 13 46
AVERAGE 60 54 6 53
PRECIPITATION (IN)
TODAY 0.07 0.07
MONTH TO DATE 0.08 1.67
SINCE OCT 1 12.81 15.62
SINCE JAN 1 5.38 7.64
DEGREE DAYS
HEATING
TODAY 5 12
MONTH TO DATE 159 401
SINCE MAR 1 159 401
SINCE JUL 1 1957 2256
COOLING
TODAY 0 0
MONTH TO DATE 8 2
SINCE MAR 1 8 2
SINCE JAN 1 8 2
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 AM
LOWEST 73 1:00 PM
AVERAGE 87
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 85 2000
MINIMUM TEMPERATURE (F) 42 33 1999
2015
SUNRISE AND SUNSET
MARCH 31 2026.........SUNRISE 6:55 AM PDT SUNSET 7:32 PM PDT
APRIL 1 2026.........SUNRISE 6:54 AM PDT SUNSET 7:33 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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