Weather Forecast for Guernsey

Guernsey

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Current Weather - Guernsey: 20°C

Guernsey

Clear

Feels like 19°C

Wind

24 km/h WNW

Humidity

92%

Pressure

1017 mb

UV Index

0

Visibility

10 km

Sunny

Sunny

Friday, August 14, 2026

High

21°C

Low

19°C

Rain Chance

14%

Hourly Forecast

Clear 21°C
22:00
Partly Cloudy 20°C
23:00
Aug 15

Day Statistics

Maximum Wind

27 km/h

Humidity

90%

Precipitation

0 mm

UV Index

6

Visibility

10 km

Rain Chance

14%

Snow Chance

0%

Sun & Moon

Sunrise

06:00 AM

Sunset

08:29 PM

Moonrise

07:52 AM

Moonset

09:05 PM

Moon Phase

Waxing Crescent

Moon Illumination

5%

Air Quality

PM2.5

4.8

μg/m³

PM10

9.5

μg/m³

NO₂

5.3

μg/m³

O₃

51.8

μg/m³

SO₂

0.2

μg/m³

CO

111.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

When to visit Guernsey?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: July August September

January

☀️
11°C
💧
15 Days of rain
❄️
Light snow possible

February

☀️
10°C
💧
12 Days of rain
❄️
Moderate snowfall
🥶 Coldest month

March

☀️
11°C
💧
9 Days of rain
❄️
Light snow possible

April

☀️
12°C
💧
8 Days of rain
❄️
No snowfall

May

☀️
14°C
💧
7 Days of rain
❄️
No snowfall

June

☀️
16°C
💧
7 Days of rain
❄️
No snowfall

July

☀️
18°C
💧
6 Days of rain
❄️
No snowfall
Best time to visit
🌵 Driest month

August

☀️
19°C
💧
8 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month

September

☀️
18°C
💧
9 Days of rain
❄️
No snowfall
Best time to visit

October

☀️
16°C
💧
17 Days of rain
❄️
No snowfall

November

☀️
14°C
💧
19 Days of rain
❄️
Light snow possible
🌧 Wettest month,

December

☀️
12°C
💧
19 Days of rain
❄️
Light snow possible