Welcome to our weather forecast for Portsmouth, Hampshire. This is the place to check for the latest weather conditions and forecasts in the area, including today’s and tomorrow’s maximum temperatures, the chance of showers, and wind speeds.
You will also find a five-day forecast, as well as sunrise and sunset times.
Keep up with the latest weather information for Portsmouth so you can plan your days.
Weather Forecast Today
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Weather Forecast Tonight
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Weather Forecast Tomorrow
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5-Day Forecast
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Sunrise and Sunset Times
Sunrise time today (Tuesday, August 18, 2026) in Portsmouth is 5:56 am. Sunset is at 8:19 pm.
The day length today is 14 hours and 23 minutes.
Sunrise time tomorrow (Wednesday, August 19, 2026) in Portsmouth is 5:58 am. Sunset time is 8:17 pm.
The day length tomorrow is 14 hours and 19 minutes.
Weather in Other Areas in South East England
We also offer weather outlooks for other areas in South East England:
Weather conditions in other areas of the United Kingdom (UK) can be found here.