Weather forecast Portsmouth
Today 21 August
25°C
Light rain expected
18°C / 25°C
48%
14 Km/h
FRIDAY
18°C
15.7 / 19.5
SATURDAY
17°C
15.9 / 18.7
SUNDAY
21°C
16.0 / 25.7
MONDAY
17°C
11.9 / 22.8
TUESDAY
19°C
13.6 / 23.6
WEDNESDAY
18°C
15.4 / 20.7
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Today's weather forecast for Portsmouth
Morning
18°C
Perceived 16°C
Afternoon
25°C
Perceived 22°C
Evening
20°C
Perceived 18°C
Night
19°C
Perceived 18°C
The sun will rise at 05:55 and will set at 19:36
UV index: 7.1 (high)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 12:00 | Patchy rain nearby 24.6°C | 1021 | 48% | 14 E | 36% 0.4 mm. |
| 13:00 | Patchy rain nearby 25.4°C | 1020 | 48% | 18 E | 36% 0.4 mm. |
| 14:00 | Patchy rain nearby 25.4°C | 1020 | 48% | 16 E | 36% 0.4 mm. |
| 15:00 | Cloudy 21°C | 1019 | 58% | 15 ENE | 9% 0 mm. |
| 16:00 | Patchy rain nearby 24.6°C | 1019 | 53% | 14 ENE | 36% 0.4 mm. |
| 17:00 | Sunny 20.4°C | 1019 | 63% | 14 E | 5% 0 mm. |
| 18:00 | Sunny 19.8°C | 1019 | 72% | 12 E | 6% 0 mm. |
| 19:00 | Sunny 19°C | 1019 | 82% | 9 ESE | 10% 0 mm. |
| 20:00 | Clear 18.3°C | 1019 | 89% | 7 SE | 13% 0 mm. |
| 21:00 | Partly Cloudy 18.2°C | 1019 | 90% | 6 ESE | 16% 0 mm. |
| 22:00 | Partly Cloudy 18.6°C | 1019 | 90% | 4 E | 18% 0 mm. |
| 23:00 | Clear 18.2°C | 1019 | 92% | 5 NNE | 16% 0 mm. |
| TOMORROW | |||||
| 00:00 | Overcast 17.7°C | 1019 | 93% | 7 -- | 32% 0 mm. |
| 01:00 | Overcast 16.8°C | 1020 | 81% | 6 WNW | 24% 0 mm. |
| 02:00 | Overcast 16°C | 1020 | 81% | 8 NW | 24% 0 mm. |
| 03:00 | Overcast 15.7°C | 1020 | 80% | 8 NNW | 24% 0 mm. |
| 04:00 | Overcast 15.9°C | 1020 | 79% | 7 -- | 23% 0 mm. |
| 05:00 | Overcast 16.1°C | 1020 | 78% | 11 NNE | 23% 0 mm. |
| 06:00 | Overcast 16.4°C | 1020 | 78% | 12 NNE | 23% 0 mm. |
| 07:00 | Overcast 17°C | 1020 | 78% | 15 NE | 22% 0 mm. |
| 08:00 | Overcast 18°C | 1020 | 75% | 17 NE | 21% 0 mm. |
| 09:00 | Overcast 18.9°C | 1020 | 72% | 16 ENE | 19% 0 mm. |
| 10:00 | Overcast 19.5°C | 1020 | 70% | 16 ENE | 18% 0 mm. |
| 11:00 | Overcast 19.4°C | 1020 | 74% | 18 ENE | 20% 0 mm. |