035
CDUS46 KMTR 220826
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT TUE JUL 22 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 21 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 75 2:24 PM 94 2012 78 -3 75
MINIMUM 56 6:32 AM 48 2001 55 1 55
AVERAGE 66 67 -1 65
PRECIPITATION (IN)
YESTERDAY T 0.00
MONTH TO DATE T 0.00
SINCE OCT 1 16.08 19.88
SINCE JAN 1 8.10 13.84
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 31 0
SINCE JUN 1 95 37
SINCE JUL 1 31 0
COOLING
YESTERDAY 1 0
MONTH TO DATE 9 121
SINCE JUN 1 17 177
SINCE JAN 1 34 187
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 14.2
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 90 11:00 PM
LOWEST 53 12:00 PM
AVERAGE 72
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 106 2006
MINIMUM TEMPERATURE (F) 55 44 2016
SUNRISE AND SUNSET
JULY 22 2025..........SUNRISE 6:04 AM PDT SUNSET 8:27 PM PDT
JULY 23 2025..........SUNRISE 6:05 AM PDT SUNSET 8:26 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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