Climatological Report (Daily)
Issued by NWS
Issued by NWS
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661
CDUS46 KSGX 190031
CLISNA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
531 PM PDT MON AUG 18 2025
...................................
...THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR AUGUST 18 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1999 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 78 2:52 PM 100 2020 81 -3 81
MINIMUM 66 12:17 AM 62 1999 67 -1 70
AVERAGE 72 74 -2 76
PRECIPITATION (IN)
TODAY 0.00 T 2021 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.00
SINCE JUL 1 T 0.05 -0.05 T
SINCE OCT 1 4.91 11.08 -6.17 14.64
SINCE JAN 1 4.90 7.70 -2.80 12.54
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 4 -4 1
SINCE JUL 1 0 0 0 0
COOLING
TODAY 7 9 -2 11
MONTH TO DATE 123 158 -35 190
SINCE JUN 1 430 497 -67 581
SINCE JAN 1 529 593 -64 594
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 60 2:00 PM
AVERAGE 77
..........................................................
THE JOHN WAYNE AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 90 2020
MINIMUM TEMPERATURE (F) 67 60 1999
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 6:16 AM PDT SUNSET 7:34 PM PDT
AUGUST 19 2025........SUNRISE 6:17 AM PDT SUNSET 7:33 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$