John Wayne Airport (SNA) Weather 07/18/2026
Tonight
66
Patchy Fog
Friday
77
Patchy Fog then Sunny
Friday Night
66
Mostly Cloudy
Saturday
77
Partly Sunny
Saturday Night
68
Mostly Cloudy
Sunday
79
Partly Sunny
Sunday Night
69
Partly Cloudy
Monday
82
Partly Sunny
Monday Night
69
Partly Cloudy
Tuesday
84
Mostly Sunny
Tuesday Night
71
Partly Cloudy
Wednesday
86
Slight Chance Showers
Wednesday Night
72
Partly Cloudy
Weekly Forecast
Tonight
Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 66. Southeast wind around 5 mph.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 77. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 77. South wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 72.