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Weather Forecast for Portsmouth

Hampshire, United Kingdom

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Current Weather - Portsmouth: 19°C

Hampshire, United Kingdom

Clear

Feels like 18°C

Wind

13 km/h NNW

Humidity

80%

Pressure

1018 mb

UV Index

0

Visibility

10 km
Sunny

Sunny

Friday, August 14, 2026

High

29°C

Low

19°C

Rain Chance

4%

Hourly Forecast

Sunny 19°C
06:00
Sunny 20°C
07:00
Sunny 22°C
08:00
Sunny 24°C
09:00
Sunny 25°C
10:00
Sunny 27°C
11:00
Patchy rain nearby 28°C
12:00
Sunny 29°C
13:00
Sunny 29°C
14:00
Sunny 28°C
15:00
Sunny 28°C
16:00
Sunny 28°C
17:00
Sunny 28°C
18:00
Sunny 28°C
19:00
Sunny 26°C
20:00
Clear 24°C
21:00
Clear 22°C
22:00
Clear 21°C
23:00
Aug 15

Day Statistics

Maximum Wind

25 km/h

Humidity

61%

Precipitation

0 mm

UV Index

6

Visibility

10 km

Rain Chance

4%

Snow Chance

0%

Sun & Moon

Sunrise

05:50 AM

Sunset

08:27 PM

Moonrise

07:44 AM

Moonset

08:59 PM

Moon Phase

Waxing Crescent

Moon Illumination

5%

Air Quality

PM2.5

11.4

μg/m³

PM10

15.5

μg/m³

NO₂

15.4

μg/m³

O₃

62

μg/m³

SO₂

1.8

μg/m³

CO

167

μg/m³

US EPA Index: 1 GB DEFRA Index: 1