Weather forecast Portsmouth
Today 15 September
18°C
Overcast sky and probable localized rain expected
15°C / 21°C
88%
21.6 Km/h
WEDNESDAY
16°C
13.3 / 18.0
THURSDAY
17°C
13.9 / 19.6
FRIDAY
15°C
12.3 / 17.4
SATURDAY
18°C
17.4 / 19.5
SUNDAY
19°C
17.4 / 20.7
MONDAY
18°C
16.5 / 19.6
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Today's weather forecast for Portsmouth
Morning
18°C
Perceived 16°C
Afternoon
19°C
Perceived 15°C
Evening
19°C
Perceived 12°C
Night
18°C
Perceived 17°C
The sun will rise at 06:40 and will set at 19:19
UV index: 0 (minimum)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 07:00 | Overcast 18.2°C | 1017 | 88% | 21 WSW | 28% 0 mm. |
| 08:00 | Overcast 18.5°C | 1017 | 83% | 22 SW | 25% 0 mm. |
| 09:00 | Overcast 19°C | 1017 | 78% | 25 WSW | 22% 0 mm. |
| 10:00 | Overcast 19.5°C | 1016 | 75% | 27 WSW | 21% 0 mm. |
| 11:00 | Patchy rain nearby 19.5°C | 1016 | 81% | 27 WSW | 27% 0 mm. |
| 12:00 | Patchy rain nearby 18.8°C | 1016 | 82% | 24 WNW | 31% 0.1 mm. |
| 13:00 | Overcast 18.4°C | 1016 | 76% | 23 WNW | 21% 0 mm. |
| 14:00 | Sunny 20.1°C | 1016 | 64% | 17 W | 4% 0 mm. |
| 15:00 | Sunny 21.1°C | 1015 | 60% | 25 WSW | 3% 0 mm. |
| 16:00 | Sunny 21.2°C | 1015 | 52% | 31 WNW | 2% 0 mm. |
| 17:00 | Sunny 20°C | 1016 | 51% | 35 WNW | 2% 0 mm. |
| 18:00 | Sunny 19°C | 1016 | 53% | 33 WNW | 3% 0 mm. |
| 19:00 | Sunny 17.6°C | 1017 | 59% | 33 WNW | 3% 0 mm. |
| 20:00 | Clear 16.5°C | 1018 | 67% | 31 WNW | 5% 0 mm. |
| 21:00 | Clear 15.7°C | 1018 | 72% | 29 WNW | 7% 0 mm. |
| 22:00 | Clear 15.3°C | 1018 | 76% | 28 WNW | 8% 0 mm. |
| 23:00 | Clear 15°C | 1019 | 78% | 26 WNW | 9% 0 mm. |
| TOMORROW | |||||
| 00:00 | Clear 14.9°C | 1019 | 78% | 25 WNW | 9% 0 mm. |
| 01:00 | Clear 14.7°C | 1018 | 78% | 24 WNW | 9% 0 mm. |
| 02:00 | Clear 14.5°C | 1018 | 79% | 24 WNW | 9% 0 mm. |
| 03:00 | Clear 14.2°C | 1018 | 80% | 23 NW | 9% 0 mm. |
| 04:00 | Clear 14°C | 1018 | 80% | 22 NW | 10% 0 mm. |
| 05:00 | Clear 13.7°C | 1019 | 82% | 21 NW | 10% 0 mm. |
| 06:00 | Clear 13.5°C | 1019 | 83% | 22 NW | 10% 0 mm. |