I-66 weather conditions near Washington, District of Columbia
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: A Few Clouds 43°F 2025-11-17T00:52:00-05:00 - Overnight 2025-11-17, Mostly Clear. Mostly clear, with a low around 37. West wind 7 to 10 mph, with gusts as high as 20 mph.
Monday 2025-11-17, Sunny. Sunny, with a high near 50. Northwest wind 11 to 16 mph, with gusts as high as 29 mph.- Monday Night 2025-11-17, Mostly Clear. Mostly clear, with a low around 32. Northwest wind 3 to 7 mph.
Tuesday 2025-11-18, Partly Sunny then Chance Rain. A chance of rain after 1pm. Increasing clouds, with a high near 47. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 50%.
Tuesday Night 2025-11-18, Rain. Rain, mainly before 1am. Low around 40. Light and variable wind. Chance of precipitation is 80%.
Wednesday 2025-11-19, Mostly Cloudy. Mostly cloudy, with a high near 51.
Wednesday Night 2025-11-19, Cloudy. Cloudy, with a low around 42.
Thursday 2025-11-20, Cloudy. Cloudy, with a high near 54.Thursday Night 2025-11-20, Cloudy then Chance Rain. A chance of rain after 1am. Cloudy, with a low around 47. Chance of precipitation is 40%.
Friday 2025-11-21, Chance Rain. A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.
Friday Night 2025-11-21, Chance Rain. A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.- Saturday 2025-11-22, Chance Rain. A chance of rain. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Saturday Night 2025-11-22, Chance Rain. A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Sunday 2025-11-23, Mostly Sunny. Mostly sunny, with a high near 59.