I-66 weather conditions near Rockville, Maryland
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Rain 64°F 2025-09-10T23:56:00-04:00 
Overnight 2025-09-11, Scattered Showers. Scattered showers, mainly before 2am. Mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 30%.
Thursday 2025-09-11, Partly Sunny. Partly sunny, with a high near 80. North wind 3 to 6 mph.
Thursday Night 2025-09-11, Mostly Clear. Mostly clear, with a low around 57. Light north wind.
Friday 2025-09-12, Mostly Sunny. Mostly sunny, with a high near 81. North wind 3 to 6 mph.
Friday Night 2025-09-12, Partly Cloudy. Partly cloudy, with a low around 59. Light east wind.- Saturday 2025-09-13, Mostly Sunny. Mostly sunny, with a high near 81.
- Saturday Night 2025-09-13, Partly Cloudy. Partly cloudy, with a low around 60.
- Sunday 2025-09-14, Mostly Sunny. Mostly sunny, with a high near 84.
- Sunday Night 2025-09-14, Partly Cloudy. Partly cloudy, with a low around 60.
Monday 2025-09-15, Sunny. Sunny, with a high near 80.- Monday Night 2025-09-15, Mostly Clear. Mostly clear, with a low around 58.
- Tuesday 2025-09-16, Mostly Sunny. Mostly sunny, with a high near 80.
- Tuesday Night 2025-09-16, Mostly Clear. Mostly clear, with a low around 59.
- Wednesday 2025-09-17, Mostly Sunny. Mostly sunny, with a high near 81.