Weather Forecast Today - Portsmouth - Tuesday 18th June 2019
There will be light rain. The maximum temperature is going to be about 18° C (but it will feel like 17° C due to the wind chill factor).
The likelihood of rain is 91%. It is probably not the best day to put your washing out. The humidity level today will be roughly 79%.
The UV Index should be around 4 (moderate). If you are spending time outside you should wear suncream and stay in the shade around midday.
The visibility level is expected to be good. You should be able to see places as far as 10 to 20 km away (6.2 to 12.4 miles). The wind speed today (noon) will be approximately 4 mph (light breeze), blowing east north east.
Weather Forecast Tonight - Portsmouth - Tuesday 18th June 2019
There will be light rain showers in Portsmouth tonight. The minimum temperature is going to be 15° C (but it is going to feel like 14° C).
There is a reasonable chance of rain tonight (35 percent to be precise). Humidity will be around 86 %.
The wind speed tonight will be approximately 7 mph (light breeze), blowing north north east.
Weather Forecast Tomorrow - Portsmouth - Wednesday 19th June 2019
It's grim up North. Expect cloudy weather in Portsmouth tomorrow. Peak daytime temperature should be approximately 19° C (it will feel like 16° C).
The probability of rain is 75%. Humidity tomorrow is forecast to be around 78%.
The UV Index tomorrow is 5 (moderate). Sun protection is recommended. You should stay in the shade at midday.
Visibility tomorrow is good. Stand in a place with a good view and you should be able to see for 10 to 20 km (6.2 to 12.4 miles). The wind speed tomorrow at noon is forecast to be 9 mph (gentle breeze). The wind direction will be west.
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
Tuesday 18th June - Day
Light Rain
18
-
91
4
4
Tuesday 18th June - Night
Light Rain
-
15
35
7
-
Wednesday 19th June - Day
Cloudy
19
-
75
9
5
Wednesday 19th June - Night
Clear Night
-
12
1
9
-
Thursday 20th June - Day
Partly Cloudy
17
-
8
16
6
Thursday 20th June - Night
Clear Night
-
11
1
7
-
Friday 21st June - Day
Sunny Day
17
-
1
9
6
Friday 21st June - Night
Clear Night
-
11
0
4
-
Saturday 22nd June - Day
Partly Cloudy
18
-
4
9
7
Saturday 22nd June - Night
Cloudy
-
13
6
11
-
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.