Climatological Report (Daily)
Issued by NWS
Issued by NWS
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007
CDUS46 KMTR 250039
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
539 PM PDT FRI JUL 24 2026
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 24 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 84 3:56 PM 93 2006 78 6 73
MINIMUM 51 6:21 AM 45 2002 55 -4 55
AVERAGE 68 67 1 64
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE T T
SINCE OCT 1 17.03 16.08
SINCE JAN 1 9.60 8.10
DEGREE DAYS
HEATING
TODAY 0 1
MONTH TO DATE 23 33
SINCE JUN 1 44 97
SINCE JUL 1 23 33
COOLING
TODAY 3 0
MONTH TO DATE 61 9
SINCE JUN 1 100 17
SINCE JAN 1 117 34
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 7.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 2:00 AM
LOWEST 36 3:00 PM
AVERAGE 68
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 98 2014
MINIMUM TEMPERATURE (F) 55 47 2008
SUNRISE AND SUNSET
JULY 24 2026..........SUNRISE 6:05 AM PDT SUNSET 8:26 PM PDT
JULY 25 2026..........SUNRISE 6:06 AM PDT SUNSET 8:25 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$