I-405 CA weather conditions near Fountain Valley, California
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Tonight 2025-07-10, Patchy Fog. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 64. Southeast wind around 5 mph.
Friday 2025-07-11, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 77. South wind 5 to 10 mph.
Friday Night 2025-07-11, Increasing Clouds. Increasing clouds, with a low around 63. South wind 5 to 10 mph.- Saturday 2025-07-12, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 5 to 10 mph.
- Saturday Night 2025-07-12, Increasing Clouds. Increasing clouds, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
- Sunday 2025-07-13, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 76.
- Sunday Night 2025-07-13, Increasing Clouds. Increasing clouds, with a low around 63.
- Monday 2025-07-14, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 75.
- Monday Night 2025-07-14, Increasing Clouds. Increasing clouds, with a low around 64.
- Tuesday 2025-07-15, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 75.
- Tuesday Night 2025-07-15, Increasing Clouds. Increasing clouds, with a low around 63.
- Wednesday 2025-07-16, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 75.
Wednesday Night 2025-07-16, Partly Cloudy. Partly cloudy, with a low around 63.
Thursday 2025-07-17, Mostly Sunny. Mostly sunny, with a high near 76.