Weather forecast Portsmouth
Today 01 September
17°C
Overcast sky and probable localized rain expected
16°C / 18°C
83%
10.1 Km/h
TUESDAY
18°C
16.3 / 19.6
WEDNESDAY
20°C
18.0 / 22.6
THURSDAY
19°C
17.7 / 21.1
FRIDAY
18°C
16.0 / 20.6
SATURDAY
15°C
14.3 / 16.4
SUNDAY
16°C
13.0 / 19.3
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Today's weather forecast for Portsmouth
Morning
16°C
Perceived 17°C
Afternoon
18°C
Perceived 17°C
Evening
16°C
Perceived 14°C
Night
17°C
Perceived 15°C
The sun will rise at 06:07 and will set at 19:18
UV index: 0 (minimum)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 00:00 | Overcast 16.6°C | 1017 | 79% | 11 SSW | 23% 0 mm. |
| 01:00 | Overcast 17.2°C | 1017 | 83% | 10 SSW | 25% 0 mm. |
| 02:00 | Overcast 17.1°C | 1017 | 82% | 11 SW | 25% 0 mm. |
| 03:00 | Overcast 17.4°C | 1017 | 81% | 9 SW | 24% 0 mm. |
| 04:00 | Overcast 16.6°C | 1016 | 86% | 7 SW | 28% 0 mm. |
| 05:00 | Overcast 15.6°C | 1016 | 90% | 6 SW | 30% 0 mm. |
| 06:00 | Patchy rain nearby 15.9°C | 1016 | 92% | 1 SSW | 31% 0 mm. |
| 07:00 | Moderate rain 17.5°C | 1017 | 98% | 3 ENE | 88% 3.1 mm. |
| 08:00 | Moderate rain 17.1°C | 1017 | 98% | 6 NE | 92% 6.8 mm. |
| 09:00 | Moderate rain 16.5°C | 1017 | 98% | 10 NE | 89% 3.7 mm. |
| 10:00 | Light rain 16.8°C | 1018 | 98% | 9 E | 85% 2.2 mm. |
| 11:00 | Light rain shower 17.1°C | 1018 | 97% | 9 ESE | 71% 0.7 mm. |
| 12:00 | Moderate rain 17.5°C | 1018 | 96% | 13 SE | 87% 3.2 mm. |
| 13:00 | Light rain shower 16.9°C | 1018 | 93% | 20 SSE | 73% 0.9 mm. |
| 14:00 | Light rain shower 16.3°C | 1018 | 93% | 21 SE | 54% 0.3 mm. |
| 15:00 | Light rain 16.3°C | 1018 | 94% | 15 SSE | 84% 2.5 mm. |
| 16:00 | Light rain shower 15.9°C | 1018 | 95% | 20 SSE | 78% 1.3 mm. |
| 17:00 | Light rain shower 15.8°C | 1019 | 94% | 15 SSE | 48% 0.2 mm. |
| 18:00 | Light rain shower 16°C | 1019 | 93% | 13 SE | 46% 0.2 mm. |
| 19:00 | Light rain shower 16.1°C | 1020 | 92% | 11 SSE | 45% 0.2 mm. |
| 20:00 | Light rain shower 16.3°C | 1020 | 93% | 11 SE | 70% 0.8 mm. |
| 21:00 | Patchy rain nearby 16.6°C | 1021 | 92% | 10 ESE | 41% 0.1 mm. |
| 22:00 | Patchy rain nearby 16.8°C | 1021 | 90% | 10 ESE | 38% 0.1 mm. |
| 23:00 | Patchy rain nearby 16.8°C | 1021 | 89% | 12 ESE | 23% 0 mm. |