Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 120031
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
531 PM PDT MON MAY 11 2026
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 11 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 79 4:07 PM 84 2018 72 7 69
MINIMUM 54 5:03 AM 32 2022 47 7 49
AVERAGE 67 60 7 59
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 0.37 T
SINCE OCT 1 16.76 15.88
SINCE JAN 1 9.33 7.90
DEGREE DAYS
HEATING
TODAY 0 6
MONTH TO DATE 51 55
SINCE MAR 1 458 721
SINCE JUL 1 2256 2576
COOLING
TODAY 2 0
MONTH TO DATE 2 6
SINCE MAR 1 10 8
SINCE JAN 1 10 8
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 54 3:00 PM
AVERAGE 76
..........................................................
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 2026...........SUNRISE 6:02 AM PDT SUNSET 8:10 PM PDT
MAY 12 2026...........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.
$$