Best Time to Visit Saint Peter Port

Guernsey · weather by month, temperature and rainfall

Best monthsJune to September
HottestAugust · 18°C
ColdestFebruary · 8°C
WettestNovember · 114 mm

The best time to visit Saint Peter Port is June to September, when the weather is at its most comfortable for sightseeing and time outdoors. August is the hottest month, with average highs of 18°C (64°F), while February is the coldest, with lows around 8°C (46°F). Rain is heaviest in November, at about 114 mm (4.5 in), and lightest in July, at 44 mm (1.7 in). December is the least comfortable month, mainly because of the rain.

Saint Peter Port weather by month

0°5°10°15°20°075150January: 96 mm rainFebruary: 79 mm rainMarch: 68 mm rainApril: 46 mm rainMay: 53 mm rainJune: 50 mm rainJuly: 44 mm rainAugust: 52 mm rainSeptember: 55 mm rainOctober: 94 mm rainNovember: 114 mm rainDecember: 107 mm rainJanuary: 10°CFebruary: 9°CMarch: 10°CApril: 11°CMay: 13°CJune: 15°CJuly: 17°CAugust: 18°CSeptember: 18°COctober: 16°CNovember: 13°CDecember: 11°CJanuary: 8°CFebruary: 8°CMarch: 8°CApril: 9°CMay: 11°CJune: 14°CJuly: 16°CAugust: 17°CSeptember: 16°COctober: 15°CNovember: 12°CDecember: 10°CJanFebMarAprMayJunJulAugSepOctNovDec mm°C
Avg high Avg low Rainfall (mm)
Jan10°C / 8°C96 mmPoorFeb9°C / 8°C79 mmPoorMar10°C / 8°C68 mmFairApr11°C / 9°C46 mmFairMay13°C / 11°C53 mmGoodJun15°C / 14°C50 mmGoodJul17°C / 16°C44 mmExcellentAug18°C / 17°C52 mmExcellentSep18°C / 16°C55 mmExcellentOct16°C / 15°C94 mmFairNov13°C / 12°C114 mmPoorDec11°C / 10°C107 mmPoor

Monthly climate table

MonthHighLowRainRainy daysHumiditySun hrs/dayRating
January10°C 50°F8°C 47°F96 mm1782%1.2Poor 2.7
February9°C 49°F8°C 46°F79 mm1483%1.9Poor 3.7
March10°C 49°F8°C 47°F68 mm1384%2.8Fair 4.5
April11°C 52°F9°C 49°F46 mm984%4.6Fair 6.4
May13°C 55°F11°C 53°F53 mm1187%5.1Good 6.7
June15°C 59°F14°C 57°F50 mm1088%6.2Good 7.9
July17°C 63°F16°C 60°F44 mm1088%6.4Excellent 8.6
August18°C 64°F17°C 62°F52 mm1086%5.2Excellent 8.7
September18°C 64°F16°C 61°F55 mm1083%4.2Excellent 8.5
October16°C 61°F15°C 58°F94 mm1582%2.5Fair 5.7
November13°C 56°F12°C 53°F114 mm1881%1.4Poor 3.3
December11°C 52°F10°C 49°F107 mm1882%1.1Poor 2.6

Frequently asked questions

When is the best time to visit Saint Peter Port?

The best time to visit Saint Peter Port is June to September, based on comfortable temperatures, low rainfall and plenty of sunshine.

What is the hottest month in Saint Peter Port?

August is the hottest month in Saint Peter Port, with an average high of 18°C (64°F).

What is the coldest month in Saint Peter Port?

February is the coldest month in Saint Peter Port, with an average low of 8°C (46°F).

What is the rainiest month in Saint Peter Port?

November is the wettest month, with about 114 mm (4.5 in) of rain. July is the driest, with 44 mm (1.7 in).

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