371
CDUS46 KMTR 040038
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT SUN MAY 03 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 3 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 66 MM 93 2021 71 -5 70
MINIMUM 53 12:00 AM 36 2008 46 7 46
AVERAGE 60 58 2 58
PRECIPITATION (IN)
TODAY 0.00 T
MONTH TO DATE 0.00 T
SINCE OCT 1 16.39 15.88
SINCE JAN 1 8.96 7.90
DEGREE DAYS
HEATING
TODAY 5 7
MONTH TO DATE 19 20
SINCE MAR 1 426 686
SINCE JUL 1 2224 2541
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 8 2
SINCE JAN 1 8 2
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 9.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 12:00 AM
LOWEST 59 3:00 PM
AVERAGE 73
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 85 2021
MINIMUM TEMPERATURE (F) 46 36 1999
2020
SUNRISE AND SUNSET
MAY 3 2026...........SUNRISE 6:10 AM PDT SUNSET 8:02 PM PDT
MAY 4 2026...........SUNRISE 6:09 AM PDT SUNSET 8:03 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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