Climatological Report (Daily)
Issued by NWS
Issued by NWS
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342
CDUS46 KSGX 210825
CLISNA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
125 AM PDT THU AUG 21 2025
...................................
...THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR AUGUST 20 2025...
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)
YESTERDAY
MAXIMUM 85 2:40 PM 92 2024 81 4 92
MINIMUM 66 5:56 AM 62 1999 67 -1 67
AVERAGE 76 74 2 80
PRECIPITATION (IN)
YESTERDAY 0.00 2.01 2023 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
YESTERDAY 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
YESTERDAY 11 9 2 15
MONTH TO DATE 142 176 -34 217
SINCE JUN 1 449 515 -66 608
SINCE JAN 1 548 611 -63 621
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 46 3:00 PM
AVERAGE 70
..........................................................
THE JOHN WAYNE AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 87 2020
MINIMUM TEMPERATURE (F) 67 62 1999
2005
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 6:18 AM PDT SUNSET 7:30 PM PDT
AUGUST 22 2025........SUNRISE 6:19 AM PDT SUNSET 7:29 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$