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Portsmouth Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in Portsmouth

Portsmouth temperature today is 20°, feels like 20°, with a humidity level of 75% and wind at 11.27 km/h. Rain chance today is 20%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in Portsmouth: expect a high of 18° and a low of 14°, with clear sky. Rain chance tomorrow is 28%.

overcast clouds
20°
overcast clouds
H: 21° L: 20°
Feels like 20°
AQI: (/5)
Portsmouth
Weather Updated Sep 30, 2026 6:40 AM
Humidity
75%
Dew 16°
Wind speed
11.27 km/h
SSE · G19.3
Pressure
1008 hPa
Visibility
10 km
Weather Summary
Currently in Portsmouth, expect varied conditions with mild temperatures around 20°. Winds are a light breeze.
Wed
scattered clouds
22° 17°
96%
Thu
clear sky
18° 14°
28%
Fri
scattered clouds
18° 16°
10%
Sat
few clouds
18° 13°
Sun
broken clouds
18° 12°
Mon
broken clouds
15° 15°
Daily Weather Forecast
Wednesday
09/30/2026
scattered clouds
17°
22°
96%
Thursday
10/01/2026
clear sky
14°
18°
28%
Friday
10/02/2026
scattered clouds
16°
18°
10%
Saturday
10/03/2026
few clouds
13°
18°
Sunday
10/04/2026
broken clouds
12°
18°
Monday
10/05/2026
broken clouds
15°
15°
Precipitation Probability
20%
04
96%
07
20%
10
0%
13
0%
16
75%
19
30%
22
28%
01
20%
04
20%
07
27%
10
0%
13
0%
16
0%
19
0%
22
0%
01
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
20°
Wed
04:00
20°
 
21°
 
22°
 
20°
Wed
16:00
19°
 
17°
 
17°
 
16°
Thu
04:00
14°
 
16°
 
18°
 
18°
Thu
16:00
17°
 
16°
 
16°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
07:02
Sunset
Sunset
18:45
Moon Phase
Waning Gibbous (83%)
Timezone: GMT+05:30
Last updated: Sep 30, 2026 6:40 AM · Data refreshes every 5 min
Location Info
Latitude
Latitude
50.799999
Longitude
Longitude
-1.066670
Embed This Weather

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More about Portsmouth
Content curated by the NearWeather editorial team · Updated periodically
Portsmouth is a port city located in the county of Hampshire in the country of Great Britain. It is situated on the south coast of England, 120 miles (193 kilometres) from London. It is a major naval base and has a long maritime history. The climate in Portsmouth is mild, with cool summers and mild winters. The average temperature year round is around 10°C (50°F). Rainfall is fairly evenly spread throughout the year, with the driest months being April, May, and June.
Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about Portsmouth
What is the temperature in Portsmouth right now?

The current temperature in Portsmouth is 20°, and it feels like 20°. Today's high is 21° and the low is 20°.

Will it rain in Portsmouth today?

The chance of rain in Portsmouth today is 20%. Check the hourly forecast above for exact timing.

What is the weather in Portsmouth today?

Portsmouth is experiencing overcast clouds with a temperature of 20°. Humidity is at 75% and wind speed is 11.27 km/h from the SSE.

What is the humidity in Portsmouth today?

Humidity in Portsmouth is 75% right now, with a dew point of 16°. Comfort levels are moderate.

What is the wind speed in Portsmouth today?

Wind speed in Portsmouth is 11.27 km/h, flowing at 158° SSE wind direction. Gusts up to 19.3 km/h.

What is the 5-day forecast for Portsmouth?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for Portsmouth. Today's high is 21° and low is 20°, with a 20% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in Portsmouth today?

It feels like 20° in Portsmouth today, with 100% cloud cover and 10 km visibility.

Weather in Portsmouth
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