I-495 MA weather conditions near Merrimac, Massachusetts
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 50°F 2025-05-11T00:54:00-04:00 
Overnight 2025-05-11, Patchy Fog. Patchy fog after 2am. Otherwise, clear, with a low around 49. West wind around 6 mph.
Sunday 2025-05-11, Sunny. Sunny, with a high near 64. Northwest wind around 14 mph, with gusts as high as 26 mph.
Sunday Night 2025-05-11, Clear. Clear, with a low around 41. Northwest wind 3 to 7 mph.
Monday 2025-05-12, Sunny. Sunny, with a high near 72. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.- Monday Night 2025-05-12, Partly Cloudy. Partly cloudy, with a low around 51. Southwest wind 5 to 8 mph becoming calm after midnight.
Tuesday 2025-05-13, Partly Sunny. Partly sunny, with a high near 64. East wind 5 to 7 mph.
Tuesday Night 2025-05-13, Mostly Cloudy. Mostly cloudy, with a low around 48. Light east wind.- Wednesday 2025-05-14, Partly Sunny. Partly sunny, with a high near 66. Calm wind becoming southeast around 6 mph in the afternoon.
- Wednesday Night 2025-05-14, Mostly Cloudy. Mostly cloudy, with a low around 53. Light southeast wind.
Thursday 2025-05-15, Chance Showers. A chance of showers. Mostly cloudy, with a high near 67. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.- Thursday Night 2025-05-15, Mostly Cloudy. Mostly cloudy, with a low around 55. Calm wind.
- Friday 2025-05-16, Partly Sunny. Partly sunny, with a high near 75. Calm wind becoming south around 6 mph in the afternoon.
Friday Night 2025-05-16, Chance Showers. A chance of showers. Mostly cloudy, with a low around 58. South wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 50%.
Saturday 2025-05-17, Chance Showers. A chance of showers. Partly sunny, with a high near 78. West wind 5 to 7 mph. Chance of precipitation is 30%.