Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 120833
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
133 AM PDT SAT JUL 12 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 11 2025...
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)
YESTERDAY
MAXIMUM 77 4:32 PM 97 1999 79 -2 96
MINIMUM 56 5:49 AM 46 1998 55 1 54
AVERAGE 67 67 0 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 16.08 19.88
SINCE JAN 1 8.10 13.84
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 22 0
SINCE JUN 1 86 37
SINCE JUL 1 22 0
COOLING
YESTERDAY 2 10
MONTH TO DATE 8 83
SINCE JUN 1 16 139
SINCE JAN 1 33 149
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 54 3:00 PM
AVERAGE 74
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 95 1999
MINIMUM TEMPERATURE (F) 55 46 2004
SUNRISE AND SUNSET
JULY 12 2025..........SUNRISE 5:56 AM PDT SUNSET 8:33 PM PDT
JULY 13 2025..........SUNRISE 5:57 AM PDT SUNSET 8:33 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$