Weather Forecast for Portsmouth
Hampshire, United Kingdom
Share this weather forecast
Current Weather - Portsmouth: 20°C
Current Weather - Portsmouth: 20°C
Hampshire, United Kingdom
Patchy rain nearby
Feels like 19°C
Wind
23 km/h WSW
Humidity
86%
Pressure
1022 mb
UV Index
0
Visibility
10 km
Overcast
Sunday, September 13, 2026
High
21°C
Low
18°C
Rain Chance
79%
Hourly Forecast
20°C
20°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
28 km/h
Humidity
88%
Precipitation
2 mm
UV Index
2
Visibility
10 km
Rain Chance
79%
Snow Chance
0%
Sun & Moon
Sunrise
06:36 AM
Sunset
07:23 PM
Moonrise
09:32 AM
Moonset
07:48 PM
Moon Phase
Waxing Crescent
Moon Illumination
8%
Air Quality
PM2.5
3.9
μg/m³
PM10
7.6
μg/m³
NO₂
9.1
μg/m³
O₃
49.7
μg/m³
SO₂
1.3
μg/m³
CO
134.8
μg/m³
Patchy rain nearby
Monday, September 14, 2026
High
21°C
Low
19°C
Rain Chance
38%
Hourly Forecast
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
20°C
20°C
20°C
20°C
21°C
21°C
21°C
20°C
20°C
19°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
25 km/h
Humidity
89%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
38%
Snow Chance
0%
Sun & Moon
Sunrise
06:38 AM
Sunset
07:21 PM
Moonrise
10:57 AM
Moonset
08:06 PM
Moon Phase
Waxing Crescent
Moon Illumination
14%
Air Quality
PM2.5
3.9
μg/m³
PM10
6.9
μg/m³
NO₂
12.7
μg/m³
O₃
40.7
μg/m³
SO₂
1.6
μg/m³
CO
129.6
μg/m³
Sunny
Tuesday, September 15, 2026
High
21°C
Low
15°C
Rain Chance
25%
Hourly Forecast
19°C
19°C
19°C
19°C
18°C
18°C
18°C
18°C
19°C
19°C
20°C
20°C
19°C
19°C
21°C
21°C
21°C
20°C
19°C
18°C
16°C
15°C
15°C
15°C
Day Statistics
Maximum Wind
35 km/h
Humidity
76%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
25%
Snow Chance
0%
Sun & Moon
Sunrise
06:39 AM
Sunset
07:19 PM
Moonrise
12:20 PM
Moonset
08:29 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Air Quality
PM2.5
4.3
μg/m³
PM10
8.2
μg/m³
NO₂
9.4
μg/m³
O₃
62.6
μg/m³
SO₂
1.1
μg/m³
CO
154.3
μg/m³
Overcast
Wednesday, September 16, 2026
High
18°C
Low
13°C
Rain Chance
11%
Hourly Forecast
15°C
15°C
14°C
14°C
14°C
14°C
14°C
13°C
14°C
14°C
15°C
15°C
16°C
17°C
18°C
18°C
17°C
17°C
17°C
17°C
16°C
16°C
15°C
15°C
Day Statistics
Maximum Wind
30 km/h
Humidity
66%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
11%
Snow Chance
0%
Sun & Moon
Sunrise
06:41 AM
Sunset
07:16 PM
Moonrise
01:39 PM
Moonset
09:00 PM
Moon Phase
First Quarter
Moon Illumination
32%
Air Quality
PM2.5
3
μg/m³
PM10
4.2
μg/m³
NO₂
6
μg/m³
O₃
56.2
μg/m³
SO₂
1.4
μg/m³
CO
141.5
μg/m³
Overcast
Thursday, September 17, 2026
High
19°C
Low
13°C
Rain Chance
62%
Hourly Forecast
14°C
13°C
14°C
14°C
14°C
15°C
15°C
15°C
16°C
17°C
17°C
17°C
17°C
17°C
18°C
19°C
18°C
17°C
17°C
16°C
15°C
15°C
14°C
14°C
Day Statistics
Maximum Wind
37 km/h
Humidity
73%
Precipitation
2 mm
UV Index
5
Visibility
10 km
Rain Chance
62%
Snow Chance
0%
Sun & Moon
Sunrise
06:43 AM
Sunset
07:14 PM
Moonrise
02:50 PM
Moonset
09:41 PM
Moon Phase
First Quarter
Moon Illumination
42%
Air Quality
PM2.5
6.3
μg/m³
PM10
9.6
μg/m³
NO₂
4.7
μg/m³
O₃
72.2
μg/m³
SO₂
1.1
μg/m³
CO
176.6
μg/m³
Overcast
Friday, September 18, 2026
High
18°C
Low
12°C
Rain Chance
12%
Hourly Forecast
14°C
14°C
14°C
13°C
13°C
13°C
12°C
12°C
13°C
14°C
15°C
16°C
17°C
18°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
33 km/h
Humidity
72%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
12%
Snow Chance
0%
Sun & Moon
Sunrise
06:44 AM
Sunset
07:12 PM
Moonrise
03:47 PM
Moonset
10:34 PM
Moon Phase
First Quarter
Moon Illumination
53%
Patchy rain nearby
Saturday, September 19, 2026
High
20°C
Low
16°C
Rain Chance
71%
Hourly Forecast
17°C
17°C
17°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
19°C
19°C
19°C
19°C
20°C
20°C
20°C
20°C
20°C
19°C
18°C
16°C
16°C
Day Statistics
Maximum Wind
44 km/h
Humidity
83%
Precipitation
2 mm
UV Index
5
Visibility
10 km
Rain Chance
71%
Snow Chance
0%
Sun & Moon
Sunrise
06:46 AM
Sunset
07:10 PM
Moonrise
04:31 PM
Moonset
11:37 PM
Moon Phase
First Quarter
Moon Illumination
63%
Solar Radiation Data
Shortwave Radiation
305.22
Diffuse Radiation
121.01
DNI
0
GTI
0
Your guide to the flawless travel experience
Popular Countries
Get our app
