Weather forecast Portsmouth
Today 22 August
23°C
Overcast sky and probable localized rain expected
18°C / 23°C
56%
18 Km/h
SATURDAY
19°C
17.3 / 19.7
SUNDAY
22°C
17.2 / 26.0
MONDAY
20°C
15.2 / 24.7
TUESDAY
20°C
14.7 / 25.9
WEDNESDAY
20°C
16.4 / 23.3
THURSDAY
21°C
19.3 / 23.2
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Today's weather forecast for Portsmouth
Morning
19°C
Perceived 17°C
Afternoon
23°C
Perceived 20°C
Evening
21°C
Perceived 20°C
Night
20°C
Perceived 19°C
The sun will rise at 05:56 and will set at 19:35
UV index: 0.6 (minimum)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 13:00 | Overcast 23.4°C | 1018 | 56% | 18 ENE | 13% 0 mm. |
| 14:00 | Overcast 23.2°C | 1018 | 54% | 15 NE | 16% 0 mm. |
| 15:00 | Overcast 23.1°C | 1018 | 57% | 15 NE | 14% 0 mm. |
| 16:00 | Overcast 21.3°C | 1017 | 72% | 15 NE | 19% 0 mm. |
| 17:00 | Patchy rain nearby 21.1°C | 1017 | 80% | 16 NE | 26% 0 mm. |
| 18:00 | Patchy rain nearby 21°C | 1017 | 82% | 16 NNE | 27% 0 mm. |
| 19:00 | Patchy rain nearby 19.9°C | 1017 | 88% | 14 NNE | 31% 0 mm. |
| 20:00 | Patchy rain nearby 18.8°C | 1017 | 90% | 14 NNE | 35% 0.1 mm. |
| 21:00 | Mist 18.2°C | 1017 | 95% | 12 NNE | 41% 0.1 mm. |
| 22:00 | Mist 18.2°C | 1016 | 96% | 10 NNE | 47% 0.1 mm. |
| 23:00 | Mist 18.3°C | 1016 | 96% | 10 -- | 47% 0.1 mm. |
| TOMORROW | |||||
| 00:00 | Mist 17.3°C | 1016 | 97% | 10 -- | 45% 0.1 mm. |
| 01:00 | Mist 17.3°C | 1015 | 97% | 10 NNE | 43% 0 mm. |
| 02:00 | Mist 17.4°C | 1015 | 96% | 8 NNE | 41% 0 mm. |
| 03:00 | Mist 17.4°C | 1015 | 96% | 5 -- | 40% 0 mm. |
| 04:00 | Mist 17.4°C | 1014 | 96% | 5 NNE | 39% 0 mm. |
| 05:00 | Mist 17.4°C | 1014 | 96% | 4 -- | 40% 0 mm. |
| 06:00 | Mist 17.5°C | 1014 | 96% | 5 NNE | 38% 0 mm. |
| 07:00 | Mist 17.7°C | 1014 | 95% | 4 ENE | 39% 0 mm. |
| 08:00 | Overcast 18.2°C | 1014 | 94% | 6 ENE | 32% 0 mm. |
| 09:00 | Overcast 18.7°C | 1014 | 92% | 7 ENE | 31% 0 mm. |
| 10:00 | Light rain shower 19.4°C | 1014 | 89% | 7 E | 48% 0.3 mm. |
| 11:00 | Patchy rain nearby 19.7°C | 1014 | 88% | 9 ESE | 40% 0.1 mm. |
| 12:00 | Light rain shower 19.6°C | 1013 | 93% | 9 ESE | 51% 0.3 mm. |