067
CDUS46 KMTR 040838
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT SUN MAY 04 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 3 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 70 2:17 PM 93 2021 71 -1 74
MINIMUM 46 11:55 PM 36 2008 46 0 47
AVERAGE 58 58 0 61
PRECIPITATION (IN)
YESTERDAY T T
MONTH TO DATE T T
SINCE OCT 1 15.85 19.19
SINCE JAN 1 7.87 13.15
DEGREE DAYS
HEATING
YESTERDAY 7 4
MONTH TO DATE 20 15
SINCE MAR 1 596 646
SINCE JUL 1 2451 2294
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 2 0
SINCE JAN 1 2 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 55 3:00 PM
AVERAGE 74
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 85 2021
MINIMUM TEMPERATURE (F) 46 36 1999
2020
SUNRISE AND SUNSET
MAY 4 2025...........SUNRISE 6:09 AM PDT SUNSET 8:04 PM PDT
MAY 5 2025...........SUNRISE 6:08 AM PDT SUNSET 8:05 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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