I-66 weather conditions near Gaithersburg, Maryland

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: Fair 54°F 2025-09-13T05:56:00-04:00
• Today 2025-09-13, Sunny. Sunny, with a high near 83. Light southwest wind.
• Tonight 2025-09-13, Partly Cloudy. Partly cloudy, with a low around 61. Southwest wind 3 to 6 mph.
• Sunday 2025-09-14, Mostly Sunny. Mostly sunny, with a high near 85. Light and variable wind.
• Sunday Night 2025-09-14, Partly Cloudy. Partly cloudy, with a low around 62. Light southeast wind.
• Monday 2025-09-15, Mostly Sunny. Mostly sunny, with a high near 83. Calm wind becoming east around 6 mph in the afternoon.
• Monday Night 2025-09-15, Mostly Cloudy. Mostly cloudy, with a low around 61.
• Tuesday 2025-09-16, Partly Sunny. Partly sunny, with a high near 80.
• Tuesday Night 2025-09-16, Mostly Cloudy. Mostly cloudy, with a low around 60.
• Wednesday 2025-09-17, Chance Showers. A chance of showers after 8am. Mostly cloudy, with a high near 77. Chance of precipitation is 30%.
• Wednesday Night 2025-09-17, Chance Showers. A chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
• Thursday 2025-09-18, Mostly Sunny. Mostly sunny, with a high near 81.
• Thursday Night 2025-09-18, Partly Cloudy. Partly cloudy, with a low around 61.
• Friday 2025-09-19, Mostly Sunny. Mostly sunny, with a high near 85.