775
CDUS46 KMTR 230845
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
145 AM PDT FRI MAY 23 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 22 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 76 2:12 PM 92 2000 74 2 75
MINIMUM 45 5:26 AM 35 2010 49 -4 51
2013
AVERAGE 61 61 0 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.20 0.69
SINCE OCT 1 16.08 19.88
SINCE JAN 1 8.10 13.84
DEGREE DAYS
HEATING
YESTERDAY 4 2
MONTH TO DATE 100 124
SINCE MAR 1 766 755
SINCE JUL 1 2621 2403
COOLING
YESTERDAY 0 0
MONTH TO DATE 7 5
SINCE MAR 1 9 5
SINCE JAN 1 9 5
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 11.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 37 1:00 PM
AVERAGE 65
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 2000
MINIMUM TEMPERATURE (F) 49 31 2010
SUNRISE AND SUNSET
MAY 23 2025...........SUNRISE 5:52 AM PDT SUNSET 8:20 PM PDT
MAY 24 2025...........SUNRISE 5:51 AM PDT SUNSET 8:21 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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