10-Day Weather Forecast for Portsmouth (NH)
Six-hourly outlook through Monday 27 July. Updated every three hours via MET Norway.
What's the weather in Portsmouth this week?
Today's weather - Saturday 18 Jul
For Saturday the predicted weather in Portsmouth is heavy rain during the afternoon and evening. The maximum temperature is a warm 29°C (84°F), while the minimum temperature is a pleasant 20°C (68°F).
Tomorrow's weather - Sunday 19 Jul
The forecast for Portsmouth on Sunday is clear skies. The maximum predicted temperature is a warm 25°C (77°F), while the minimum temperature is a pleasant 19°C (66°F).
10-Day Weather Forecast
During the next 10 days, temperatures will start at 29°C (84°F) on Saturday, then cooling down, with average highs of 26°C (79°F) and lows of 19°C (66°F). Compared to typical July conditions, these temperatures are typical. There will be some sunshine throughout this time. Precipitation levels will be a bit less than usual (versus normal July rainfall), with some rainy days. Precipitation is expected on roughly 4 days (Sat, Tue, Wed, Sat).
Weather Forecast FAQ for Portsmouth
When will be the warmest day next week?
The warmest day is expected to be Saturday with a high of 29°C (84°F).
When will be the coldest day?
The coldest day is forecasted for Monday with a low of 17°C (63°F).
Will it rain next week in Portsmouth?
Yes, rain is expected on 4 days , specifically on Sat, Tue, Wed, Sat.
How much rainfall is expected next week?
A total of 19 mm (0.7 in) of rain is forecasted for the 10-day period.
What will be the temperature range next week?
Temperatures will range from 17°C (63°F) to 29°C (84°F).
More about Portsmouth
Explore the full Portsmouth climate overview with monthly averages, or check rainfall data and temperature by month.
Portsmouth weather by month
Browse monthly averages for Portsmouth: climate by month with temperature, rainfall and sunshine.
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