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Guernsey travel: safety & when to go
— Not enough data to grade it🧳 2–5 days
| Month | Avg temp | Rain | Weather score |
|---|---|---|---|
| January | 9°C / 48°F | 137 mm · 18 days | 38 |
| February | 9°C / 48°F | 66 mm · 12 days | 53 |
| March | 9°C / 48°F | 64 mm · 12 days | 54 |
| April | 10°C / 50°F | 44 mm · 7 days | 60 |
| May | 12°C / 54°F | 48 mm · 8 days | 68 |
| June | 15°C / 59°F | 39 mm · 8 days | 79 |
| July | 16°C / 61°F | 47 mm · 8 days | 85 ★ |
| August | 17°C / 63°F | 45 mm · 8 days | 89 ★ |
| September | 17°C / 63°F | 73 mm · 14 days | 82 ★ |
| October | 15°C / 59°F | 117 mm · 15 days | 68 |
| November | 13°C / 55°F | 144 mm · 17 days | 52 |
| December | 10°C / 50°F | 122 mm · 18 days | 48 |
How we grade: comfort peaks at 18–26°C, hot months lose points faster than cold ones, and rain lowers the score.
Channel Island cliff paths, Victor Hugo's house of exile and car-free Sark a short boat ride away.
🛡️ Level 2 · Increased caution — Safety · per US State Dept (United Kingdom advisory, Nov 2026)
🌤️ Best time to visit Guernsey
The best weather in Guernsey is in July, August and September.
Things to do in Guernsey
🎒 Top things to do
- Harbour town (St Peter Port) — St Peter Port climbs steeply from a yacht-filled harbour guarded by Castle Cornet, with cobbled lanes of shops and cafés.
- Victor Hugo museum (Hauteville House) — Victor Hugo wrote much of Les Misérables in exile at Hauteville House, which keeps his extraordinary interiors.
- Cliff paths & bays (Icart Point) — The south coast's cliff paths drop to secluded coves, while the west coast has long sandy bays and sunset views.
- Island hops (Sark, Herm) — Car-free Sark, with its knife-edge La Coupée ridge, and tiny Herm are each a short ferry ride away.
🗓️ What's in season
- Summer & island hops (May, Jun, Jul, Aug, Sep) — May-Sep brings the warmest weather, full ferry timetables to Sark and Herm and the best of the cliff paths.
Visa (US passport): Requirements vary — verify before booking · Common Travel Area with the UK. Checked June 2026; verify before booking — rules change.
🛡️ Travel insurance (EKTA) Affiliate link — we may earn a commission, at no extra cost to you.
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