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
Current condition: Clear 72°F 2025-06-22T18:45:00 
Tonight 2025-06-22, Increasing Clouds. Increasing clouds, with a low around 61. West wind 5 to 10 mph becoming southeast after midnight.
Monday 2025-06-23, Partly Sunny. Partly sunny, with a high near 72. South wind 5 to 10 mph.- Monday Night 2025-06-23, Increasing Clouds. Increasing clouds, with a low around 60. South wind around 5 mph.
- Tuesday 2025-06-24, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 73. Light and variable wind becoming southwest 5 to 10 mph in the morning.
- Tuesday Night 2025-06-24, Increasing Clouds. Increasing clouds, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
- Wednesday 2025-06-25, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 74.
- Wednesday Night 2025-06-25, Increasing Clouds. Increasing clouds, with a low around 61.
- Thursday 2025-06-26, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 75.
- Thursday Night 2025-06-26, Increasing Clouds. Increasing clouds, with a low around 62.
- Friday 2025-06-27, Gradual Clearing. Cloudy through mid morning, then gradual clearing, with a high near 76.
- Friday Night 2025-06-27, Increasing Clouds. Increasing clouds, with a low around 63.
- Saturday 2025-06-28, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 78.
- Saturday Night 2025-06-28, Increasing Clouds. Increasing clouds, with a low around 63.
- Sunday 2025-06-29, Decreasing Clouds. Mostly cloudy, then gradually becoming sunny, with a high near 77.