I-95 weather conditions near Portsmouth, New Hampshire
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: A Few Clouds 84°F 2025-08-17T10:55:00-04:00 
Today 2025-08-17, Chance T-storms. A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 91. Southwest wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.Tonight 2025-08-17, Chance T-storms then Slight Chance Showers. A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 57. North wind 5 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
- Monday 2025-08-18, Sunny. Sunny, with a high near 74. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night 2025-08-18, Mostly Clear. Mostly clear, with a low around 54. Calm wind.
Tuesday 2025-08-19, Mostly Sunny. Mostly sunny, with a high near 74. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night 2025-08-19, Mostly Cloudy. Mostly cloudy, with a low around 58.
Wednesday 2025-08-20, Chance Showers. A 40 percent chance of showers after 8am. Mostly cloudy, with a high near 74.
Wednesday Night 2025-08-20, Chance Showers. A 40 percent chance of showers. Mostly cloudy, with a low around 58.- Thursday 2025-08-21, Mostly Sunny. Mostly sunny, with a high near 76.
- Thursday Night 2025-08-21, Mostly Clear. Mostly clear, with a low around 58.
- Friday 2025-08-22, Sunny. Sunny, with a high near 83.
- Friday Night 2025-08-22, Mostly Clear. Mostly clear, with a low around 61.
- Saturday 2025-08-23, Sunny. Sunny, with a high near 84.