Weather forecast Portsmouth
Today 18 July
15°C
Overcast sky and probable localized rain expected
15°C / 29°C
71%
5.3 Km/h
SUNDAY
20°C
15.7 / 25.2
MONDAY
20°C
13.6 / 25.5
TUESDAY
19°C
15.6 / 22.2
WEDNESDAY
22°C
18.3 / 24.9
THURSDAY
20°C
14.8 / 24.7
FRIDAY
18°C
12.9 / 23.9
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Today's weather forecast for Portsmouth
Morning
17°C
Perceived 16°C
Afternoon
27°C
Perceived 27°C
Evening
23°C
Perceived 23°C
Night
24°C
Perceived 24°C
The sun will rise at 05:19 and will set at 20:18
UV index: 0 (minimum)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 02:00 | overcast clouds 15°C | 1016 | 71% | 5 WNW | 0% 0 mm. |
| 03:00 | overcast clouds 15.4°C | 1016 | 69% | 5 W | 0% 0 mm. |
| 04:00 | overcast clouds 15.7°C | 1016 | 67% | 4 WSW | 0% 0 mm. |
| 05:00 | overcast clouds 15.9°C | 1015 | 66% | 3 SSW | 0% 0 mm. |
| 06:00 | overcast clouds 17.3°C | 1015 | 65% | 5 SSW | 0% 0 mm. |
| 07:00 | overcast clouds 17.8°C | 1015 | 65% | 6 SSW | 0% 0 mm. |
| 08:00 | overcast clouds 19.7°C | 1015 | 59% | 8 WSW | 0% 0 mm. |
| 09:00 | overcast clouds 21.4°C | 1014 | 58% | 8 SW | 0% 0 mm. |
| 10:00 | overcast clouds 23°C | 1013 | 53% | 8 SSW | 0% 0 mm. |
| 11:00 | overcast clouds 25.4°C | 1012 | 50% | 11 S | 0% 0 mm. |
| 12:00 | overcast clouds 26.9°C | 1011 | 51% | 14 S | 0% 0 mm. |
| 13:00 | overcast clouds 28.2°C | 1010 | 48% | 19 SSW | 0% 0 mm. |
| 14:00 | overcast clouds 29°C | 1009 | 49% | 20 SSW | 0% 0 mm. |
| 15:00 | overcast clouds 29.5°C | 1007 | 47% | 21 SSW | 0% 0 mm. |
| 16:00 | overcast clouds 27.9°C | 1007 | 51% | 29 SW | 0% 0 mm. |
| 17:00 | overcast clouds 24.1°C | 1007 | 74% | 29 SSW | 0% 0 mm. |
| 18:00 | light rain 23.1°C | 1006 | 88% | 28 SSW | 23% 0.1 mm. |
| 19:00 | light rain 23.4°C | 1005 | 92% | 25 SSW | 34% 0.2 mm. |
| 20:00 | light rain 21.2°C | 1004 | 93% | 24 SSW | 21% 0.1 mm. |
| 21:00 | light rain 22.5°C | 1004 | 94% | 23 SSW | 100% 0.4 mm. |
| 22:00 | light rain 22.9°C | 1003 | 91% | 26 SSW | 99% 0.3 mm. |
| 23:00 | overcast clouds 23.7°C | 1002 | 90% | 24 SSW | 74% 0 mm. |
| TOMORROW | |||||
| 00:00 | light rain 23.6°C | 1001 | 95% | 24 SW | 100% 0.9 mm. |
| 01:00 | moderate rain 23.9°C | 1001 | 97% | 22 SW | 100% 1.1 mm. |