7-Day Forecast Summary
7-Day Detailed Weather Forecast for Portsmouth
This Afternoon |
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Temperature: 83°F Wind Speed: 1 mph Wind Direction: NE Forecast: Sunny, with a high near 83. Northeast wind around 1 mph. |
Tonight |
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Temperature: 59°F Wind Speed: 0 mph Wind Direction: Forecast: Mostly clear, with a low around 59. Wind around 0 mph. |
Wednesday |
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Temperature: 87°F Wind Speed: 2 mph Wind Direction: S Forecast: Mostly sunny, with a high near 87. South wind around 2 mph. |
Wednesday Night |
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Temperature: 65°F Wind Speed: 1 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 65. Southwest wind around 1 mph. |
Thursday |
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Temperature: 87°F Wind Speed: 0 to 3 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Southwest wind 0 to 3 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
Thursday Night |
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Temperature: 65°F Wind Speed: 2 mph Wind Direction: NW Forecast: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 65. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
Friday |
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Temperature: 86°F Wind Speed: 0 to 5 mph Wind Direction: N Forecast: Mostly sunny, with a high near 86. |
Friday Night |
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Temperature: 61°F Wind Speed: 1 to 5 mph Wind Direction: N Forecast: Mostly clear, with a low around 61. |
Saturday |
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Temperature: 86°F Wind Speed: 2 mph Wind Direction: NE Forecast: Sunny, with a high near 86. |
Saturday Night |
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Temperature: 63°F Wind Speed: 2 mph Wind Direction: NE Forecast: Mostly clear, with a low around 63. |
Sunday |
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Temperature: 90°F Wind Speed: 2 mph Wind Direction: S Forecast: Sunny, with a high near 90. |
Sunday Night |
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Temperature: 68°F Wind Speed: 2 mph Wind Direction: S Forecast: Mostly clear, with a low around 68. |
Monday |
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Temperature: 92°F Wind Speed: 1 to 6 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 92. |
Monday Night |
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Temperature: 71°F Wind Speed: 3 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 71. |

