Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 230045
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PDT THU MAY 22 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 22 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
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)
TODAY 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
TODAY 4 2
MONTH TO DATE 100 124
SINCE MAR 1 766 755
SINCE JUL 1 2621 2403
COOLING
TODAY 0 0
MONTH TO DATE 7 5
SINCE MAR 1 9 5
SINCE JAN 1 9 5
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 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 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
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 TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 2000
MINIMUM TEMPERATURE (F) 49 31 2010
SUNRISE AND SUNSET
MAY 22 2025...........SUNRISE 5:53 AM PDT SUNSET 8:20 PM PDT
MAY 23 2025...........SUNRISE 5:52 AM PDT SUNSET 8:20 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$