I-91 weather conditions near Charlestown, New Hampshire
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 71°F 2025-07-07T00:54:00-04:00
Overnight 2025-07-07, Mostly Clear. Mostly clear, with a low around 66. Calm wind.
Monday 2025-07-07, Mostly Sunny then Chance Showers. A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Increasing clouds and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Monday Night 2025-07-07, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday 2025-07-08, Chance T-storms. A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 83. Light northwest wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-07-08, Mostly Cloudy. Mostly cloudy, with a low around 64. Calm wind.
Wednesday 2025-07-09, Partly Sunny. Partly sunny, with a high near 84. Calm wind.
Wednesday Night 2025-07-09, Mostly Cloudy then Chance Showers. A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind.
Thursday 2025-07-10, Chance Showers then Chance T-storms. A chance of showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 77. Light southeast wind. Chance of precipitation is 50%.
Thursday Night 2025-07-10, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Cloudy, with a low around 63. Calm wind. Chance of precipitation is 50%.
Friday 2025-07-11, Cloudy then Chance T-storms. A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Light east wind.
Friday Night 2025-07-11, Chance T-storms then Mostly Cloudy. A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Calm wind.
Saturday 2025-07-12, Mostly Cloudy then Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a high near 79. Light southeast wind.
Saturday Night 2025-07-12, Chance Showers then Mostly Cloudy. A 30 percent chance of showers. Mostly cloudy, with a low around 63. Calm wind.
Sunday 2025-07-13, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a high near 79. Light south wind.
Current condition: Fair 71°F 2025-07-07T00:54:00-04:00 
Overnight 2025-07-07, Mostly Clear. Mostly clear, with a low around 66. Calm wind.Monday 2025-07-07, Mostly Sunny then Chance Showers. A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Increasing clouds and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Monday Night 2025-07-07, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday 2025-07-08, Chance T-storms. A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 83. Light northwest wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-07-08, Mostly Cloudy. Mostly cloudy, with a low around 64. Calm wind.
Wednesday 2025-07-09, Partly Sunny. Partly sunny, with a high near 84. Calm wind.Wednesday Night 2025-07-09, Mostly Cloudy then Chance Showers. A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind.
Thursday 2025-07-10, Chance Showers then Chance T-storms. A chance of showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 77. Light southeast wind. Chance of precipitation is 50%.
Thursday Night 2025-07-10, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Cloudy, with a low around 63. Calm wind. Chance of precipitation is 50%.
Friday 2025-07-11, Cloudy then Chance T-storms. A 40 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Light east wind.
Friday Night 2025-07-11, Chance T-storms then Mostly Cloudy. A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Calm wind.
Saturday 2025-07-12, Mostly Cloudy then Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a high near 79. Light southeast wind.
Saturday Night 2025-07-12, Chance Showers then Mostly Cloudy. A 30 percent chance of showers. Mostly cloudy, with a low around 63. Calm wind.
Sunday 2025-07-13, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a high near 79. Light south wind.