Climatological Report (Daily)
Issued by NWS
Issued by NWS
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009
CDUS46 KMTR 120047
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
547 PM PDT SUN MAY 11 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 11 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 69 1:07 PM 84 2018 72 -3 74
MINIMUM 49 4:55 AM 32 2022 47 2 48
AVERAGE 59 60 -1 61
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE T 0.69
SINCE OCT 1 15.88 19.88
SINCE JAN 1 7.90 13.84
DEGREE DAYS
HEATING
TODAY 6 4
MONTH TO DATE 55 69
SINCE MAR 1 721 700
SINCE JUL 1 2576 2348
COOLING
TODAY 0 0
MONTH TO DATE 6 5
SINCE MAR 1 8 5
SINCE JAN 1 8 5
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 11.4
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 86 4:00 AM
LOWEST 40 1:00 PM
AVERAGE 63
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 84 2014
MINIMUM TEMPERATURE (F) 47 37 2009
SUNRISE AND SUNSET
MAY 11 2025...........SUNRISE 6:01 AM PDT SUNSET 8:10 PM PDT
MAY 12 2025...........SUNRISE 6:01 AM PDT SUNSET 8:11 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$