10-Day Weather Forecast for Portsmouth (NH)

Six-hourly outlook through Wednesday 22 July. Updated every three hours via MET Norway.

Day
Night
02:00
Morning
08:00
Afternoon
14:00
Evening
20:00
Monday
13 Jul
Partly cloudy
27°C (81°F)
0 mm (0 in)
Partly cloudy
24°C (75°F)
0 mm (0 in)
Hourly ›
Tuesday
14 Jul
Partly cloudy
23°C (73°F)
0 mm (0 in)
Partly cloudy
24°C (75°F)
0 mm (0 in)
Mostly sunny
34°C (93°F)
0 mm (0 in)
Mostly clear
31°C (88°F)
0 mm (0 in)
Hourly ›
Wednesday
15 Jul
Partly cloudy
27°C (81°F)
0 mm (0 in)
Mostly sunny
27°C (81°F)
0 mm (0 in)
Partly cloudy
32°C (90°F)
0 mm (0 in)
Partly cloudy
28°C (82°F)
0.1 mm (0 in)
Hourly ›
Thursday
16 Jul
Clear skies
22°C (72°F)
0 mm (0 in)
Cloudy
24°C (75°F)
0 mm (0 in)
Partly cloudy
33°C (91°F)
0 mm (0 in)
Cloudy
28°C (82°F)
0 mm (0 in)
Hourly ›
Friday
17 Jul
Partly cloudy
24°C (75°F)
0 mm (0 in)
Clear skies
21°C (70°F)
0 mm (0 in)
Mostly sunny
29°C (84°F)
0 mm (0 in)
Partly cloudy
20°C (68°F)
0 mm (0 in)
Hourly ›
Saturday
18 Jul
Clear skies
18°C (64°F)
0 mm (0 in)
Cloudy
21°C (70°F)
0.1 mm (0 in)
Partly cloudy
24°C (75°F)
0 mm (0 in)
Mostly clear
20°C (68°F)
0 mm (0 in)
Hourly ›
Sunday
19 Jul
Clear skies
17°C (63°F)
0 mm (0 in)
Cloudy
20°C (68°F)
0.3 mm (0.01 in)
Mostly sunny
25°C (77°F)
0.4 mm (0.02 in)
Mostly clear
20°C (68°F)
0 mm (0 in)
Hourly ›
Monday
20 Jul
Clear skies
18°C (64°F)
0 mm (0 in)
Partly cloudy
21°C (70°F)
0 mm (0 in)
Cloudy
24°C (75°F)
0 mm (0 in)
Cloudy
19°C (66°F)
0 mm (0 in)
Hourly ›
Tuesday
21 Jul
Cloudy
18°C (64°F)
0 mm (0 in)
Cloudy
20°C (68°F)
0 mm (0 in)
Cloudy
21°C (70°F)
0 mm (0 in)
Heavy rain
19°C (66°F)
7 mm (0.3 in)
Hourly ›
Wednesday
22 Jul
Light rain
18°C (64°F)
0.6 mm (0.02 in)
Cloudy
18°C (64°F)
0 mm (0 in)
Cloudy
21°C (70°F)
0 mm (0 in)
Hourly ›
Data from MET Norway · Updated every three hours.

What's the weather in Portsmouth this week?

Today's weather - Monday 13 Jul

For the rest of Monday the predicted weather in Portsmouth is partly cloudy. The temperature will be around 27°C (81°F).

Tomorrow's weather - Tuesday 14 Jul

The forecast for Portsmouth on Tuesday is mostly sunny. The maximum predicted temperature is a very warm 34°C (93°F), while the minimum temperature is a warm 23°C (73°F).

10-Day Weather Forecast

During the next 10 days, temperatures will start at 34°C (93°F) on Tuesday, then cooling down, with average highs of 28°C (82°F) and lows of 21°C (70°F). Compared to typical July conditions, these temperatures are typical. There will be plenty of sunshine throughout this time. Precipitation levels will be much less than usual (versus normal July rainfall), with mostly dry conditions.

Weather Forecast FAQ for Portsmouth

When will be the warmest day next week?

The warmest day is expected to be Tuesday with a high of 34°C (93°F).

When will be the coldest day?

The coldest day is forecasted for Sunday with a low of 17°C (63°F).

Will it rain next week in Portsmouth?

No significant rainfall is currently expected during the next 10 days.

How much rainfall is expected next week?

A total of 1 mm (0.04 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 34°C (93°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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