909
CDUS46 KMTR 200847
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
147 AM PDT THU MAR 20 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR MARCH 19 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 59 2:45 PM 77 2001 64 -5 68
MINIMUM 34 5:28 AM 32 2002 42 -8 46
2018
AVERAGE 47 53 -6 57
PRECIPITATION (IN)
YESTERDAY T 0.00
MONTH TO DATE 1.32 1.24
SINCE OCT 1 15.27 16.91
SINCE JAN 1 7.29 10.87
DEGREE DAYS
HEATING
YESTERDAY 18 8
MONTH TO DATE 285 230
SINCE MAR 1 285 230
SINCE JUL 1 2140 1878
COOLING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE MAR 1 0 0
SINCE JAN 1 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.5
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 96 5:00 AM
LOWEST 44 3:00 PM
AVERAGE 70
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 83 2004
MINIMUM TEMPERATURE (F) 42 32 2021
SUNRISE AND SUNSET
MARCH 20 2025.........SUNRISE 7:12 AM PDT SUNSET 7:21 PM PDT
MARCH 21 2025.........SUNRISE 7:10 AM PDT SUNSET 7:22 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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