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: Overcast 48°F 2025-11-21T02:52:00-05:00 - Overnight 2025-11-21, Cloudy. Cloudy, with a low around 45. Calm wind.
Friday 2025-11-21, Chance Rain. A chance of rain, mainly after 1pm. Cloudy, with a high near 56. Light and variable wind. Chance of precipitation is 40%.
Friday Night 2025-11-21, Rain. Rain. Low around 49. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday 2025-11-22, Chance Rain. A chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind around 9 mph. Chance of precipitation is 30%.
Saturday Night 2025-11-22, Mostly Clear. Mostly clear, with a low around 34. Light north wind.
Sunday 2025-11-23, Sunny. Sunny, with a high near 57.- Sunday Night 2025-11-23, Mostly Clear. Mostly clear, with a low around 38.
- Monday 2025-11-24, Sunny. Sunny, with a high near 59.
Monday Night 2025-11-24, Mostly Cloudy. Mostly cloudy, with a low around 43.Tuesday 2025-11-25, Mostly Cloudy then Chance Rain. A chance of rain after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
Tuesday Night 2025-11-25, Rain Likely. Rain likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.- Wednesday 2025-11-26, Chance Rain. A chance of rain. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.
Wednesday Night 2025-11-26, Chance Rain. A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Thanksgiving Day 2025-11-27, Mostly Sunny. Mostly sunny, with a high near 53.