| Tue May 21 | Wed May 22 | Thu May 23 | Fri May 24 | |
| Tmin 18-06 |
13°C | 7°C | 6°C | 5°C |
| Tmax 06-18 |
20°C | 17°C | 15°C | 13°C |
| morning 24-06 |
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| a.m. 06-12 |
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| p.m. 12-18 |
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| evening 18-24 |
| Nearby Forecast Locations - Portsmouth | Distance |
| Fareham | 6.0 km |
| Gosport | 7.3 km |
| Hamble-le-Rice | 9.0 km |
| Southampton | 17.0 km |
| Chichester | 21.2 km |
| Lymington | 21.8 km |
| Isle of Wight | 24.8 km |
| Petersfield | 29.9 km |
| Forecast: Portsmouth Region In the next few days, it's partly cloudy. With it on Thursday showers. The daily high falls from 18 degrees on Tuesday to 14 degrees on Thursday. |