I-215 CA weather conditions near Grand Terrace, California
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 56°F 2026-05-04T02:45:00 
Overnight 2026-05-04, Mostly Cloudy. Mostly cloudy, with a low around 53. Southwest wind around 10 mph.
Monday 2026-05-04, Partly Sunny. Partly sunny, with a high near 67. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night 2026-05-04, Slight Chance Showers. A slight chance of showers after 11pm. Mostly cloudy, with a low around 50. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.Tuesday 2026-05-05, Slight Chance Showers then Partly Sunny. A slight chance of showers before 11am. Partly sunny, with a high near 66. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night 2026-05-05, Partly Cloudy. Partly cloudy, with a low around 50. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.
Wednesday 2026-05-06, Sunny. Sunny, with a high near 77.
Wednesday Night 2026-05-06, Clear. Clear, with a low around 55.
Thursday 2026-05-07, Sunny. Sunny, with a high near 86.- Thursday Night 2026-05-07, Clear. Clear, with a low around 59.
- Friday 2026-05-08, Sunny. Sunny, with a high near 89.
- Friday Night 2026-05-08, Clear. Clear, with a low around 61.
- Saturday 2026-05-09, Sunny. Sunny, with a high near 92.
- Saturday Night 2026-05-09, Clear. Clear, with a low around 63.
- Sunday 2026-05-10, Sunny. Sunny, with a high near 97.