Portsmouth, United Kingdom 7-day weather forecast
Sunday 15 November 2026 | 11:18
9°
Overcast
Feels like 6°
- High
- 13°
- Low
- 8°
- Humidity
- 72%
- Wind
- 9 km/h
7-day forecast
14 daysHourly forecast
DetailsPortsmouth rain radar
Temperature and rain / Portsmouth
The coming days
High
14°
Low
2°
Average high
10.7°
Average low
6.9°
Total rain
89.7 mm
Average rain
6.4 mm
Air quality - Portsmouth
Particles and ozone
Good
6.40 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM1012.60µg/m³
Ozone57µg/m³
Data updated hourly
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Frequently asked questions
Quick answers about the weather in Portsmouth
Tomorrow in Portsmouth, expect Light rain 🌦️, with:\n\n- High of 10°\n- Low of 6°
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Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-15