Weather forecast Portsmouth
Today 21 September
11°C
Overcast sky and probable localized rain expected
11°C / 18°C
90%
18 Km/h
MONDAY
12°C
11.1 / 12.9
TUESDAY
13°C
12.6 / 13.7
WEDNESDAY
13°C
10.5 / 14.7
THURSDAY
13°C
10.6 / 15.8
FRIDAY
13°C
11.3 / 15.0
SATURDAY
11°C
10.1 / 12.8
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Today's weather forecast for Portsmouth
Morning
11°C
Perceived 8°C
Afternoon
17°C
Perceived 13°C
Evening
16°C
Perceived 12°C
Night
13°C
Perceived 9°C
The sun will rise at 06:29 and will set at 18:42
UV index: 0 (minimum)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 07:00 | Overcast 10.9°C | 1019 | 90% | 18 -- | 30% 0 mm. |
| 08:00 | Patchy rain nearby 11.1°C | 1019 | 88% | 18 -- | 30% 0 mm. |
| 09:00 | Overcast 12.3°C | 1020 | 83% | 19 NNE | 25% 0 mm. |
| 10:00 | Cloudy 14.2°C | 1020 | 71% | 20 NNE | 15% 0 mm. |
| 11:00 | Cloudy 16.2°C | 1020 | 58% | 19 NNE | 9% 0 mm. |
| 12:00 | Sunny 17.2°C | 1020 | 52% | 17 NE | 3% 0 mm. |
| 13:00 | Sunny 17.5°C | 1020 | 52% | 17 ENE | 2% 0 mm. |
| 14:00 | Partly Cloudy 17.2°C | 1020 | 56% | 18 ENE | 6% 0 mm. |
| 15:00 | Overcast 16.6°C | 1020 | 60% | 18 E | 14% 0 mm. |
| 16:00 | Overcast 16.2°C | 1020 | 61% | 14 E | 15% 0 mm. |
| 17:00 | Cloudy 16°C | 1020 | 63% | 13 E | 11% 0 mm. |
| 18:00 | Overcast 15.7°C | 1021 | 67% | 14 ENE | 16% 0 mm. |
| 19:00 | Cloudy 14.9°C | 1022 | 67% | 15 NE | 11% 0 mm. |
| 20:00 | Clear 13.6°C | 1023 | 66% | 14 -- | 5% 0 mm. |
| 21:00 | Overcast 12.4°C | 1024 | 66% | 14 -- | 17% 0 mm. |
| 22:00 | Overcast 12°C | 1024 | 66% | 14 NNE | 17% 0 mm. |
| 23:00 | Overcast 12.5°C | 1024 | 65% | 18 NNE | 16% 0 mm. |
| TOMORROW | |||||
| 00:00 | Overcast 12.6°C | 1025 | 63% | 17 NNE | 15% 0 mm. |
| 01:00 | Overcast 11.6°C | 1025 | 66% | 20 NNE | 17% 0 mm. |
| 02:00 | Overcast 11.8°C | 1025 | 67% | 21 NE | 17% 0 mm. |
| 03:00 | Overcast 12.7°C | 1026 | 68% | 21 ENE | 18% 0 mm. |
| 04:00 | Overcast 12.6°C | 1027 | 66% | 21 NE | 17% 0 mm. |
| 05:00 | Overcast 12.1°C | 1027 | 66% | 20 NE | 17% 0 mm. |
| 06:00 | Overcast 11.5°C | 1027 | 65% | 20 NE | 17% 0 mm. |