729
CDUS46 KMTR 020845
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
145 AM PDT FRI MAY 02 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 1 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 66 1:18 PM 91 2017 71 -5 78
MINIMUM 48 3:38 AM 34 2008 46 2 39
2011
AVERAGE 57 58 -1 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 15.85 19.19
SINCE JAN 1 7.87 13.15
DEGREE DAYS
HEATING
YESTERDAY 8 6
MONTH TO DATE 8 6
SINCE MAR 1 584 637
SINCE JUL 1 2439 2285
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 2 0
SINCE JAN 1 2 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 8:00 PM
LOWEST 68 1:00 PM
AVERAGE 81
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 93 2017
MINIMUM TEMPERATURE (F) 46 37 2002
2012
SUNRISE AND SUNSET
MAY 2 2025...........SUNRISE 6:11 AM PDT SUNSET 8:02 PM PDT
MAY 3 2025...........SUNRISE 6:10 AM PDT SUNSET 8:03 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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