Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 170829
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT TUE JUN 17 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 16 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 73 3:40 PM 98 2012 79 -6 86
MINIMUM 45 2:59 AM 38 2002 52 -7 50
AVERAGE 59 65 -6 68
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 6 0
MONTH TO DATE 51 22
SINCE JUN 1 51 22
SINCE JUL 1 2702 2454
COOLING
YESTERDAY 0 3
MONTH TO DATE 0 34
SINCE JUN 1 0 34
SINCE JAN 1 17 44
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 10.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 49 3:00 PM
AVERAGE 73
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 100 2021
MINIMUM TEMPERATURE (F) 52 43 2010
2014
SUNRISE AND SUNSET
JUNE 17 2025..........SUNRISE 5:46 AM PDT SUNSET 8:35 PM PDT
JUNE 18 2025..........SUNRISE 5:46 AM PDT SUNSET 8:35 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$