Climatological Report (Daily)
Issued by NWS
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CDUS46 KMTR 160831
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT MON JUN 16 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JUNE 15 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 3:35 PM 93 2004 79 -5 82
MINIMUM 52 11:59 PM 41 2002 52 0 46
AVERAGE 63 65 -2 64
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 2 1
MONTH TO DATE 45 22
SINCE JUN 1 45 22
SINCE JUL 1 2696 2454
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 31
SINCE JUN 1 0 31
SINCE JAN 1 17 41
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 8.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 51 1:00 PM
AVERAGE 72
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 98 2012
MINIMUM TEMPERATURE (F) 52 38 2002
SUNRISE AND SUNSET
JUNE 16 2025..........SUNRISE 5:45 AM PDT SUNSET 8:35 PM PDT
JUNE 17 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.
$$