590
CDUS46 KMTR 290045
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PDT TUE APR 28 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 28 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 71 3:22 PM 84 2021 70 1 68
MINIMUM 42 5:20 AM 32 1999 45 -3 39
AVERAGE 57 58 -1 54
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 3.52 0.26
SINCE OCT 1 16.39 15.88
SINCE JAN 1 8.96 7.90
DEGREE DAYS
HEATING
TODAY 8 11
MONTH TO DATE 232 258
SINCE MAR 1 391 659
SINCE JUL 1 2189 2514
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 8 2
SINCE JAN 1 8 2
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 AM
LOWEST 44 3:00 PM
AVERAGE 72
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 87 2013
MINIMUM TEMPERATURE (F) 45 32 2009
SUNRISE AND SUNSET
APRIL 28 2026.........SUNRISE 6:16 AM PDT SUNSET 7:58 PM PDT
APRIL 29 2026.........SUNRISE 6:15 AM PDT SUNSET 7:59 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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