Portsmouth Weather Forecast

Weather Forecast Today - Portsmouth - Wednesday 27th October 2021

Expect cloudy weather in Portsmouth today. The temperature is expected to peak at around 16° C (but it will feel like 13° C due to the wind chill factor).

There is only a small chance of rain today (4% to be precise). Humidity today will be around 74%.

The UV Index is 2 (low). Suncream is not necessary.

Visibility today will be very good. From a good position you should be able to see places as far as 20 to 40 km away (12.4 to 24.9 miles). Wind speed (noon) is estimated at 18 mph (fresh breeze). It will be blowing south south west.

Weather Forecast Tonight - Portsmouth - Wednesday 27th October 2021

It will be cloudy in Portsmouth tonight. The minimum temperature is going to be 14° C (but it is going to feel like 12° C).

There is only a small chance of rain tonight (4 percent to be precise). Humidity will be around 84 %.

The wind speed tonight will be approximately 13 mph (moderate breeze), blowing south south west.

Weather Forecast Tomorrow - Portsmouth - Thursday 28th October 2021

It's grim up North. Expect cloudy weather in Portsmouth tomorrow. The daytime temperature is forecast to peak at around 16° C (it will feel like 13° C).

There is only a small chance of rain tomorrow (4% to be precise). Expect humidity of approximately 82%.

A low UV Index of 1 is expected.

The visibility tomorrow will be good. You should be able to see places as far as 10 to 20 km away (6.2 to 12.4 miles). Wind speed at noon is forecast to be 18 mph (fresh breeze). It will be blowing south.

5 Day Forecast For Portsmouth

A 5-day weather forecast for Portsmouth is shown in the table below.

Date Weather Type Day Max Temp (° C) Night Min Temp (° C) Chance of Rain (%) Wind Speed (mph) Max UV
Wednesday 27th October - Day Cloudy 16 - 4 18 2
Wednesday 27th October - Night Cloudy - 14 4 13 -
Thursday 28th October - Day Cloudy 16 - 4 18 1
Thursday 28th October - Night Cloudy - 14 52 20 -
Friday 29th October - Day Heavy Rain 15 - 66 20 1
Friday 29th October - Night Light Rain - 12 63 13 -
Saturday 30th October - Day Heavy Rain 15 - 62 20 2
Saturday 30th October - Night Cloudy - 12 50 13 -
Sunday 31st October - Day Heavy Rain 14 - 79 20 1
Sunday 31st October - Night Clear Night - 10 13 20 -

Forecast - Location Details

The weather forecast for Portsmouth is based on data provided by the Met Office for the location shown on the map below. The weather in other areas of Portsmouth may vary slightly.

Map showing location of Met Office weather station in Portsmouth
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