Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 030827
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT FRI OCT 03 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR OCTOBER 2 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 4:51 PM 100 2024 79 -7 100
MINIMUM 61 11:59 PM 36 2019 49 12 56
AVERAGE 67 64 3 78
PRECIPITATION (IN)
YESTERDAY 0.04 0.00
MONTH TO DATE 0.08 0.00
SINCE OCT 1 0.08 0.00
SINCE JAN 1 8.40 13.84
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 2 26
SINCE JUL 1 47 39
COOLING
YESTERDAY 2 13
MONTH TO DATE 3 23
SINCE SEP 1 93 81
SINCE JAN 1 204 382
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 9.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1:00 AM
LOWEST 59 4:00 PM
AVERAGE 80
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 94 2014
MINIMUM TEMPERATURE (F) 48 38 2005
SUNRISE AND SUNSET
OCTOBER 3 2025.......SUNRISE 7:07 AM PDT SUNSET 6:48 PM PDT
OCTOBER 4 2025.......SUNRISE 7:08 AM PDT SUNSET 6:47 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$