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Weather Forecast for Alton

Hampshire, United Kingdom

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Overcast

Current Weather - Alton: 16°C

Hampshire, United Kingdom

Overcast

Feels like 16°C

Wind

19 km/h SW

Humidity

100%

Pressure

1016 mb

UV Index

0

Visibility

10 km
Patchy rain nearby

Patchy rain nearby

Wednesday, June 17, 2026

High

22°C

Low

14°C

Rain Chance

28%

Hourly Forecast

Cloudy 15°C
06:00
Cloudy 16°C
07:00
Cloudy 17°C
08:00
Patchy rain nearby 18°C
09:00
Patchy rain nearby 20°C
10:00
Patchy rain nearby 21°C
11:00
Patchy rain nearby 22°C
12:00
Partly Cloudy 22°C
13:00
Cloudy 22°C
14:00
Overcast 22°C
15:00
Patchy rain nearby 21°C
16:00
Patchy rain nearby 21°C
17:00
Cloudy 21°C
18:00
Partly Cloudy 20°C
19:00
Patchy rain nearby 19°C
20:00
Partly Cloudy 17°C
21:00
Mist 16°C
22:00
Fog 15°C
23:00
Jun 18

Day Statistics

Maximum Wind

30 km/h

Humidity

84%

Precipitation

0 mm

UV Index

8

Visibility

9 km

Rain Chance

28%

Snow Chance

0%

Sun & Moon

Sunrise

04:48 AM

Sunset

09:21 PM

Moonrise

06:40 AM

Moonset

11:40 PM

Moon Phase

Waxing Crescent

Moon Illumination

11%

Air Quality

PM2.5

4.3

μg/m³

PM10

6.3

μg/m³

NO₂

5.9

μg/m³

O₃

43

μg/m³

SO₂

0.5

μg/m³

CO

101.4

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

0.02

Diffuse Radiation

0.01

DNI

0

GTI

0.01