Climatological Report (Daily)
Issued by NWS
Issued by NWS
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661
CDUS46 KMTR 150827
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT WED OCT 15 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 14 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 58 12:09 PM 94 2020 76 -18 71
MINIMUM 50 7:56 AM 37 2013 46 4 54
2019
2021
AVERAGE 54 61 -7 63
PRECIPITATION (IN)
YESTERDAY 0.08 0.00
MONTH TO DATE 1.16 0.00
SINCE OCT 1 1.16 0.00
SINCE JAN 1 9.48 13.84
DEGREE DAYS
HEATING
YESTERDAY 11 2
MONTH TO DATE 49 18
SINCE SEP 1 51 44
SINCE JUL 1 96 57
COOLING
YESTERDAY 0 0
MONTH TO DATE 9 82
SINCE SEP 1 99 140
SINCE JAN 1 210 441
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 2.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 7:00 AM
LOWEST 74 11:00 AM
AVERAGE 87
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 101 2020
MINIMUM TEMPERATURE (F) 46 37 2013
SUNRISE AND SUNSET
OCTOBER 15 2025.......SUNRISE 7:18 AM PDT SUNSET 6:31 PM PDT
OCTOBER 16 2025.......SUNRISE 7:19 AM PDT SUNSET 6:29 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$