When to visit
Guernsey?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Guernsey
Guernsey

The best weather in Guernsey is from July, August, September.consistent weather climate

Climate score
September
63

Good climate

🌥Mild

Temperature
15–17°C
Cool nights
Feels like
12–15°C
Comfortable
Precipitation
65mm
Light rain · 11 days
Sunshine
9.6h
Partly cloudy
Humidity (%)
81%
Comfortable
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
-10°10°20°JanFebMarAprMayJunJulAugSepOctNovDec
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Monthly Overview
Score7121933456275726343158
ClimateColdColdColdColdColdMildMildMildMildCool & rainyCool & rainyCold
Temperature8–10°C7–9°C8–10°C9–10°C11–12°C13–15°C15–17°C16–17°C15–17°C14–15°C11–13°C9–11°C
Feels like1–5°C1–4°C1–5°C4–7°C7–10°C10–13°C13–16°C13–16°C12–15°C9–12°C5–9°C3–6°C
Precipitation125mm
21 days
84mm
16 days
77mm
15 days
41mm
8 days
46mm
8 days
46mm
7 days
39mm
7 days
66mm
9 days
65mm
11 days
119mm
16 days
139mm
23 days
129mm
23 days
Sunshine3.6h
☀︎ 41%
5.0h
☀︎ 49%
7.0h
☀︎ 59%
10.8h
☀︎ 79%
11.9h
☀︎ 77%
12.4h
☀︎ 76%
12.5h
☀︎ 79%
11.0h
☀︎ 76%
9.6h
☀︎ 77%
6.8h
☀︎ 63%
4.2h
☀︎ 46%
3.2h
☀︎ 39%
WindW · 44 km/hSW · 43 km/hSW · 40 km/hNE · 33 km/hNW · 31 km/hNW · 29 km/hW · 29 km/hW · 30 km/hW · 34 km/hSW · 39 km/hW · 44 km/hSW · 45 km/h
Humidity (%)77%79%80%80%85%87%87%85%81%79%77%80%
Day length8.7h10.1h11.9h13.8h15.4h16.2h15.8h14.4h12.6h10.8h9.1h8.2h
Events & Festivals
JanFebMarAprMayJunJulAugSepOctNovDec
Guernsey Air Display
Liberation Day
Guernsey International Food Festival
Guernsey Literary Festival
Rocquaine Regatta
Torteval Scarecrow Festival
Viaer Marchi
Seafront Sundays
Events & Festivals
  • Guernsey Air Displayfestival
    September· 50k+ visitors

    Held annually in September, this spectacular air show features a variety of aircraft performing breathtaking aerial mane…

  • Liberation Dayholiday
    May· 50k+ visitors

    Celebrated on May 9th, this public holiday commemorates Guernsey's liberation from German occupation in 1945. The island…

  • Guernsey International Food Festivalfood wine
    September, October· 5k+ visitors

    Held over several weeks in late summer/early autumn, this festival celebrates Guernsey's rich culinary scene with specia…

  • Guernsey Literary Festivalcultural
    May· 5k+ visitors

    Typically held in May, this festival brings together authors, poets, and readers for a series of talks, workshops, and l…

  • Rocquaine Regattasports
    August· 5k+ visitors

    Held annually in August at Rocquaine Bay, this traditional seaside regatta features boat races, beach games, and family…

  • Torteval Scarecrow Festivalcultural
    July· Local event

    Held annually in July, this charming and quirky festival sees the parish of Torteval adorned with hundreds of creative s…

  • Viaer Marchicultural
    July· 5k+ visitors

    This traditional country fair, usually held in late July, celebrates Guernsey's rural heritage with stalls, traditional…

  • Seafront Sundaysfestival
    June, July, August, September· 5k+ visitors

    Throughout the summer months, St Peter Port's seafront is closed to traffic on selected Sundays, transforming into a vib…

Frequently asked questions

What is the best time to visit Guernsey?

The best time to visit Guernsey is June, July, August, September, with temperatures between 13 °C and 17 °C. The best month is June. June is shoulder season.

What is the weather like in Guernsey?

Guernsey has a climate with an overall score of 3.8/10. Annual temperatures range from 7 °C to 17 °C.

What is the hottest month in Guernsey?

The hottest month in Guernsey is July, with average highs of 17 °C and lows of 15 °C.

What is the rainiest month in Guernsey?

The rainiest month in Guernsey is November, with an average of 139 mm of precipitation.