Weather forecast Portsmouth
Today 13 September
18°C
Light rain expected
16°C / 19°C
99%
14 Km/h
SUNDAY
17°C
12.5 / 20.9
MONDAY
13°C
10.0 / 15.8
TUESDAY
18°C
13.3 / 23.4
WEDNESDAY
17°C
14.8 / 18.7
THURSDAY
16°C
13.9 / 17.4
FRIDAY
15°C
12.0 / 17.3
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Today's weather forecast for Portsmouth
Morning
16°C
Perceived 16°C
Afternoon
18°C
Perceived 17°C
Evening
19°C
Perceived 20°C
Night
16°C
Perceived 13°C
The sun will rise at 06:20 and will set at 18:57
UV index: 1 (low)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 13:00 | Light rain 17.6°C | 1014 | 99% | 14 SSE | 84% 2 mm. |
| 14:00 | Moderate rain 17.9°C | 1012 | 99% | 11 SSE | 87% 2.6 mm. |
| 15:00 | Light rain shower 18.3°C | 1012 | 99% | 12 SSE | 63% 0.4 mm. |
| 16:00 | Light rain shower 18.5°C | 1011 | 99% | 7 S | 69% 0.6 mm. |
| 17:00 | Fog 18.7°C | 1011 | 99% | 9 S | 45% 0 mm. |
| 18:00 | Fog 18.8°C | 1010 | 99% | 6 SSW | 43% 0 mm. |
| 19:00 | Fog 18.8°C | 1010 | 99% | 5 SSW | 43% 0 mm. |
| 20:00 | Fog 18.8°C | 1010 | 98% | 6 SW | 46% 0 mm. |
| 21:00 | Fog 18.9°C | 1011 | 98% | 7 W | 50% 0.1 mm. |
| 22:00 | Fog 18.8°C | 1010 | 97% | 7 W | 46% 0 mm. |
| 23:00 | Mist 18.9°C | 1010 | 97% | 7 WSW | 21% 0 mm. |
| TOMORROW | |||||
| 00:00 | Fog 18.4°C | 1009 | 97% | 9 SW | 42% 0 mm. |
| 01:00 | Fog 18.3°C | 1008 | 98% | 10 SW | 42% 0 mm. |
| 02:00 | Fog 18.4°C | 1008 | 98% | 12 SW | 45% 0 mm. |
| 03:00 | Light rain shower 18.3°C | 1008 | 98% | 12 SW | 51% 0.2 mm. |
| 04:00 | Light rain shower 18.5°C | 1009 | 97% | 21 W | 52% 0.2 mm. |
| 05:00 | Light rain shower 17.8°C | 1010 | 87% | 24 NW | 47% 0.3 mm. |
| 06:00 | Light rain shower 16.2°C | 1010 | 92% | 19 WNW | 70% 0.8 mm. |
| 07:00 | Light rain shower 15.7°C | 1011 | 92% | 20 WNW | 52% 0.3 mm. |
| 08:00 | Sunny 15.8°C | 1012 | 88% | 23 WNW | 12% 0 mm. |
| 09:00 | Sunny 16.9°C | 1013 | 76% | 26 WNW | 8% 0 mm. |
| 10:00 | Sunny 18.7°C | 1013 | 59% | 27 NW | 3% 0 mm. |
| 11:00 | Sunny 19.8°C | 1014 | 52% | 27 NW | 2% 0 mm. |
| 12:00 | Sunny 20.3°C | 1014 | 48% | 27 NW | 2% 0 mm. |