Weather forecast Portsmouth
Today 18 January
-3°C
Mist expected
-3°C / 2°C
93%
3.2 Km/h
MONDAY
-1°C
-3.8 / 0.8
TUESDAY
-7°C
-9.6 / -4.6
WEDNESDAY
-6°C
-10.7 / -2.3
THURSDAY
-1°C
-4.4 / 2.3
FRIDAY
-6°C
-7.4 / -4.2
SATURDAY
-3°C
-6.0 / -1.0
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Today's weather forecast for Portsmouth
Morning
-3°C
Perceived -5°C
Afternoon
2°C
Perceived 0°C
Evening
0°C
Perceived -3°C
Night
-1°C
Perceived -5°C
The sun will rise at 07:10 and will set at 16:36
UV index: 0 (minimum)
| Time | Forecast | Pressure hPa | Humidity | Wind km/h | Rain |
| 03:00 | few clouds -2.5°C | 1018 | 92% | 9 SW | 0% 0 mm. |
| 04:00 | clear sky -2.9°C | 1018 | 93% | 9 SW | 0% 0 mm. |
| 05:00 | few clouds -2.6°C | 1018 | 93% | 6 SW | 0% 0 mm. |
| 06:00 | scattered clouds -2°C | 1018 | 91% | 7 SW | 0% 0 mm. |
| 07:00 | broken clouds -1.4°C | 1017 | 91% | 8 SSW | 0% 0 mm. |
| 08:00 | broken clouds -0.8°C | 1017 | 89% | 7 WSW | 0% 0 mm. |
| 09:00 | overcast clouds 0.5°C | 1018 | 86% | 6 WSW | 0% 0 mm. |
| 10:00 | overcast clouds 1.3°C | 1018 | 83% | 7 SW | 0% 0 mm. |
| 11:00 | overcast clouds 2.1°C | 1018 | 81% | 8 SW | 0% 0 mm. |
| 12:00 | overcast clouds 2.1°C | 1016 | 82% | 5 SW | 0% 0 mm. |
| 13:00 | overcast clouds 1.5°C | 1015 | 87% | 2 NW | 0% 0 mm. |
| 14:00 | light snow 1°C | 1015 | 96% | 3 NNE | 100% 0 mm. |
| 15:00 | light snow 0.7°C | 1014 | 96% | 7 NE | 100% 0 mm. |
| 16:00 | light snow 0.5°C | 1013 | 95% | 8 NE | 100% 0 mm. |
| 17:00 | overcast clouds 0.1°C | 1012 | 95% | 11 NE | 73% 0 mm. |
| 18:00 | light snow 0°C | 1012 | 94% | 11 NE | 87% 0 mm. |
| 19:00 | snow -0.2°C | 1012 | 98% | 12 NNE | 100% 0 mm. |
| 20:00 | snow -0.4°C | 1011 | 98% | 12 NNE | 100% 0 mm. |
| 21:00 | snow -0.5°C | 1009 | 98% | 14 NNE | 100% 0 mm. |
| 22:00 | snow -0.7°C | 1009 | 98% | 13 -- | 100% 0 mm. |
| 23:00 | snow -0.8°C | 1008 | 97% | 13 -- | 100% 0 mm. |
| TOMORROW | |||||
| 00:00 | snow -0.9°C | 1007 | 97% | 14 -- | 100% 0 mm. |
| 01:00 | snow -1°C | 1006 | 97% | 14 -- | 100% 0 mm. |
| 02:00 | light snow -1°C | 1006 | 96% | 14 NNE | 100% 0 mm. |