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City of Portsmouth, OhioPortsmouth, OH 7-Day Weather Forecast
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Portsmouth Weather Forecast
Portsmouth, OH Weather Forecast Date: 556 AM EDT Sun Aug 09 2026
Weather forecast for Portsmouth, OH
Today Hi: 89°FHi: 32°C Lo: 71°F Lo: 22°C |
Today... Partly cloudy early this morning, then clearing. Patchy fog this morning. Highs in the upper 80s. Light and variable winds, becoming southwest around 5 mph this late morning and afternoon. |
Mon Hi: 90°FHi: 32°C Lo: 70°F Lo: 21°C |
Monday... Partly cloudy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 50%. |
| Tue Hi: 89°FHi: 32°C Lo: 69°F Lo: 21°C |
Tuesday... Partly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70%. |
| Wed Hi: 85°FHi: 29°C Lo: 69°F Lo: 21°C |
Wednesday... Showers likely with a chance of thunderstorms. Highs in the mid 80s. Chance of rain 70%. |
| Thu Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Thursday... Partly cloudy with showers likely in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 60%. |
| Fri Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Friday... Partly cloudy with a chance of showers in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50%. |
Sat Hi: 81°FHi: 27°C |
Saturday... Partly cloudy. A chance of showers. Highs in the lower 80s. Chance of rain 30%. |
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