7-Day Forecast Summary
7-Day Detailed Weather Forecast for Portsmouth
Overnight |
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Temperature: 60°F Wind Speed: 0 mph Wind Direction: Forecast: Mostly clear, with a low around 60. Southwest wind around 0 mph. |
Tuesday |
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Temperature: 81°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: Sunny, with a high near 81. West wind 0 to 5 mph. |
Tuesday Night |
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Temperature: 60°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: Mostly clear, with a low around 60. West wind 0 to 5 mph. |
Wednesday |
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Temperature: 81°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: Sunny, with a high near 81. West wind 0 to 5 mph. |
Wednesday Night |
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Temperature: 63°F Wind Speed: 0 to 5 mph Wind Direction: S Forecast: Partly cloudy, with a low around 63. South wind 0 to 5 mph. |
Thursday |
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Temperature: 81°F Wind Speed: 0 to 10 mph Wind Direction: S Forecast: A slight chance of rain showers after 5pm. Mostly sunny, with a high near 81. |
Thursday Night |
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Temperature: 65°F Wind Speed: 5 to 10 mph Wind Direction: S Forecast: A slight chance of rain showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. |
Friday |
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Temperature: 81°F Wind Speed: 5 mph Wind Direction: S Forecast: A chance of showers and thunderstorms before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 61°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 61. Chance of precipitation is 40%. |
Saturday |
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Temperature: 78°F Wind Speed: 0 to 5 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 78. |
Saturday Night |
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Temperature: 58°F Wind Speed: 0 to 5 mph Wind Direction: W Forecast: Partly cloudy, with a low around 58. |
Sunday |
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Temperature: 80°F Wind Speed: 0 to 5 mph Wind Direction: SW Forecast: Sunny, with a high near 80. |
Sunday Night |
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Temperature: 63°F Wind Speed: 5 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 63. |
Monday |
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Temperature: 84°F Wind Speed: 5 mph Wind Direction: W Forecast: Mostly sunny, with a high near 84. |

