Climatological Report (Daily)
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981
CDUS46 KMTR 130837
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT SUN JUL 13 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 12 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 72 3:55 PM 95 1999 79 -7 85
MINIMUM 56 4:11 AM 46 2004 55 1 59
AVERAGE 64 67 -3 72
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 1 0
MONTH TO DATE 23 0
SINCE JUN 1 87 37
SINCE JUL 1 23 0
COOLING
YESTERDAY 0 7
MONTH TO DATE 8 90
SINCE JUN 1 16 146
SINCE JAN 1 33 156
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 59 3:00 PM
AVERAGE 76
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 2009
MINIMUM TEMPERATURE (F) 55 47 2009
SUNRISE AND SUNSET
JULY 13 2025..........SUNRISE 5:57 AM PDT SUNSET 8:33 PM PDT
JULY 14 2025..........SUNRISE 5:58 AM PDT SUNSET 8:32 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$