Climatological Report (Daily)
Issued by NWS
Issued by NWS
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156
CDUS46 KSGX 180921
CLISNA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
221 AM PDT MON AUG 18 2025
...................................
...THE JOHN WAYNE AIRPORT CA CLIMATE SUMMARY FOR AUGUST 17 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 77 2:15 PM 93 2012 81 -4 79
MINIMUM 66 11:59 PM 62 1999 67 -1 70
AVERAGE 72 74 -2 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.00 2006 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 7 9 -2 10
MONTH TO DATE 116 149 -33 179
SINCE JUN 1 423 488 -65 570
SINCE JAN 1 522 584 -62 583
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 11:00 PM
LOWEST 60 2:00 PM
AVERAGE 75
..........................................................
THE JOHN WAYNE AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 100 2020
MINIMUM TEMPERATURE (F) 67 62 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.
$$