I-405 CA weather conditions near Fountain Valley, California
Roadnow AI Agent Live Update
Seasoned Weather Conditions
Current Weather Conditions
click anywhere on map to change location
7 day weather forecast
Current condition: Clear 70°F 2025-07-14T17:45:00 
Tonight 2025-07-14, Increasing Clouds. Increasing clouds, with a low around 64. Southwest wind 5 to 10 mph becoming light after midnight.
Tuesday 2025-07-15, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 74. Light south wind increasing to 5 to 10 mph in the morning.- Tuesday Night 2025-07-15, Increasing Clouds. Increasing clouds, with a low around 62. South wind around 5 mph.
- Wednesday 2025-07-16, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 74. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Wednesday Night 2025-07-16, Partly Cloudy. Partly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
Thursday 2025-07-17, Mostly Sunny. Mostly sunny, with a high near 75.- Thursday Night 2025-07-17, Increasing Clouds. Increasing clouds, with a low around 62.
- Friday 2025-07-18, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 75.
- Friday Night 2025-07-18, Partly Cloudy. Partly cloudy, with a low around 63.
- Saturday 2025-07-19, Mostly Sunny. Mostly sunny, with a high near 76.
- Saturday Night 2025-07-19, Increasing Clouds. Increasing clouds, with a low around 64.
- Sunday 2025-07-20, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 76.
- Sunday Night 2025-07-20, Increasing Clouds. Increasing clouds, with a low around 63.
- Monday 2025-07-21, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 76.