408
CDUS46 KMTR 240038
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT SAT MAY 23 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 23 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 67 4:33 PM 91 2000 74 -7 71
MINIMUM 55 5:38 AM 31 2010 49 6 45
AVERAGE 61 62 -1 58
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 0.37 0.20
SINCE OCT 1 16.76 16.08
SINCE JAN 1 9.33 8.10
DEGREE DAYS
HEATING
TODAY 4 7
MONTH TO DATE 80 107
SINCE MAR 1 487 773
SINCE JUL 1 2285 2628
COOLING
TODAY 0 0
MONTH TO DATE 9 7
SINCE MAR 1 17 9
SINCE JAN 1 17 9
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 13.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 1:00 AM
LOWEST 63 12:00 PM
AVERAGE 75
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 93 2022
MINIMUM TEMPERATURE (F) 49 38 2011
2013
SUNRISE AND SUNSET
MAY 23 2026...........SUNRISE 5:52 AM PDT SUNSET 8:20 PM PDT
MAY 24 2026...........SUNRISE 5:52 AM PDT SUNSET 8:21 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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