I-680 CA weather conditions near San Jose, California
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 57°F 2026-05-04T22:15:00
Tonight 2026-05-04, Mostly Cloudy then Chance Rain and Patchy Fog. A 40 percent chance of rain, mainly after 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 49. Northwest wind around 6 mph becoming calm after midnight.
Tuesday 2026-05-05, Slight Chance Rain then Partly Sunny. A 10 percent chance of rain before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 67. Calm wind becoming west northwest 5 to 9 mph in the morning.
Tuesday Night 2026-05-05, Mostly Cloudy then Patchy Fog. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. West northwest wind 5 to 9 mph becoming calm after midnight.
Wednesday 2026-05-06, Patchy Fog then Sunny. Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night 2026-05-06, Mostly Clear then Patchy Fog. Patchy fog after 5am. Otherwise, mostly clear, with a low around 50. West wind 5 to 10 mph becoming light northwest in the evening. Winds could gust as high as 18 mph.
Thursday 2026-05-07, Patchy Fog then Sunny. Patchy fog before 9am. Otherwise, sunny, with a high near 80.
Thursday Night 2026-05-07, Mostly Clear. Mostly clear, with a low around 49.
Friday 2026-05-08, Sunny. Sunny, with a high near 79.
Friday Night 2026-05-08, Clear. Clear, with a low around 50.
Saturday 2026-05-09, Sunny. Sunny, with a high near 86.
Saturday Night 2026-05-09, Clear. Clear, with a low around 54.
Sunday 2026-05-10, Sunny. Sunny, with a high near 92.
Sunday Night 2026-05-10, Clear. Clear, with a low around 59.
Monday 2026-05-11, Sunny. Sunny, with a high near 92.
Current condition: Mostly Cloudy 57°F 2026-05-04T22:15:00 Tonight 2026-05-04, Mostly Cloudy then Chance Rain and Patchy Fog. A 40 percent chance of rain, mainly after 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 49. Northwest wind around 6 mph becoming calm after midnight.
Tuesday 2026-05-05, Slight Chance Rain then Partly Sunny. A 10 percent chance of rain before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 67. Calm wind becoming west northwest 5 to 9 mph in the morning.
Tuesday Night 2026-05-05, Mostly Cloudy then Patchy Fog. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. West northwest wind 5 to 9 mph becoming calm after midnight.
Wednesday 2026-05-06, Patchy Fog then Sunny. Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77. Calm wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night 2026-05-06, Mostly Clear then Patchy Fog. Patchy fog after 5am. Otherwise, mostly clear, with a low around 50. West wind 5 to 10 mph becoming light northwest in the evening. Winds could gust as high as 18 mph.
Thursday 2026-05-07, Patchy Fog then Sunny. Patchy fog before 9am. Otherwise, sunny, with a high near 80.
Thursday Night 2026-05-07, Mostly Clear. Mostly clear, with a low around 49.
Friday 2026-05-08, Sunny. Sunny, with a high near 79.
Friday Night 2026-05-08, Clear. Clear, with a low around 50.
Saturday 2026-05-09, Sunny. Sunny, with a high near 86.