Climatological Report (Daily)
Issued by NWS
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CDUS46 KMTR 050839
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
139 AM PDT THU JUN 05 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 4 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 74 3:01 PM 97 2024 77 -3 97
MINIMUM 50 3:17 AM 41 2001 50 0 50
AVERAGE 62 64 -2 74
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 3 0
MONTH TO DATE 10 1
SINCE JUN 1 10 1
SINCE JUL 1 2661 2433
COOLING
YESTERDAY 0 9
MONTH TO DATE 0 12
SINCE JUN 1 0 12
SINCE JAN 1 17 22
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.8
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 100 3:00 AM
LOWEST 55 2:00 PM
AVERAGE 78
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 95 2002
MINIMUM TEMPERATURE (F) 51 43 2001
SUNRISE AND SUNSET
JUNE 5 2025..........SUNRISE 5:46 AM PDT SUNSET 8:29 PM PDT
JUNE 6 2025..........SUNRISE 5:46 AM PDT SUNSET 8:30 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$