Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 211218
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
518 AM PDT TUE MAY 21 2024
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR MAY 20 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 72 2:09 PM 91 2013 74 -2 70
MINIMUM 44 4:54 AM 38 2021 49 -5 52
AVERAGE 58 61 -3 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.69 0.70
SINCE OCT 1 19.88 29.49
SINCE JAN 1 13.84 21.07
DEGREE DAYS
HEATING
YESTERDAY 7 4
MONTH TO DATE 120 122
SINCE MAR 1 751 806
SINCE JUL 1 2399 2836
COOLING
YESTERDAY 0 0
MONTH TO DATE 5 6
SINCE MAR 1 5 9
SINCE JAN 1 5 9
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 7.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 47 1:00 PM
AVERAGE 70
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 96 2000
MINIMUM TEMPERATURE (F) 49 37 2021
SUNRISE AND SUNSET
MAY 21 2024...........SUNRISE 5:53 AM PDT SUNSET 8:19 PM PDT
MAY 22 2024...........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.
$$