Climatological Report (Daily)
Issued by NWS
Issued by NWS
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986
CDUS46 KMTR 190829
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT SAT APR 19 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR APRIL 18 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 67 3:30 PM 86 2021 69 -2 73
MINIMUM 45 11:59 PM 33 2005 44 1 MM
AVERAGE 56 56 0 MM
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.23 0.96
SINCE OCT 1 15.85 19.19
SINCE JAN 1 7.87 13.15
DEGREE DAYS
HEATING
YESTERDAY 9 MM
MONTH TO DATE 160 180
SINCE MAR 1 561 551
SINCE JUL 1 2416 2199
COOLING
YESTERDAY 0 MM
MONTH TO DATE 0 0
SINCE MAR 1 2 0
SINCE JAN 1 2 0
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 3:00 AM
LOWEST 68 4:00 PM
AVERAGE 80
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 87 2009
MINIMUM TEMPERATURE (F) 44 33 2007
SUNRISE AND SUNSET
APRIL 19 2025.........SUNRISE 6:27 AM PDT SUNSET 7:50 PM PDT
APRIL 20 2025.........SUNRISE 6:26 AM PDT SUNSET 7:50 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$