Saint Peter Port Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Saint Peter Port.

Full Climate overview Temperature Rainfall Sunshine
Current conditions Saint Peter Port –  

Climate overview of Saint Peter Port

Temperatures in Saint Peter Port, United Kingdom, shift moderately through the seasons. The warmest month is August at 19°C (66°F), and the coolest is February at 11°C (52°F).

The city receives around 962 mm (38 in) of rainfall per year. November is the wettest month and July the driest. The sunniest month is July, with 8.4 hours of sunshine per day on average.

Saint Peter Port Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Saint Peter Port - and find the best time to visit.

Monthly Temperature in Saint Peter Port

The weather in Saint Peter Port changes moderately throughout the year, offering enough variation to appreciate each season. On average, daytime temperatures range from a pleasant 19°C (66°F) in August to a chilly 11°C (52°F) in February.

Nighttime temperatures range from 16°C (61°F) in August to 7°C (45°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Saint Peter Port

Generally, Saint Peter Port receives mid-range precipitation levels, with 962 mm (38 in) annually. The seasons in Saint Peter Port bring significant changes in precipitation. The wettest month, November, receives high rainfall, with an average of 131 mm (5.2 in) of precipitation. This rainfall is distributed across 18 rainy days.

In contrast, the driest month, July, experiences much less rainfall, totaling 41 mm (1.6 in) over 10 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Saint Peter Port Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Saint Peter Port

In Saint Peter Port, summer days are longer and more sunny, with daily sunshine hours peaking at 8.4 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.0 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Guernsey, the United Kingdom (3 KM, 2 Miles).

Daily hours of sunshine

Data from: Guernsey, the United Kingdom (3 KM, 2 Miles).

Best Time to Visit Saint Peter Port

Conditions in Saint Peter Port are generally most comfortable in July, August and September. They are typically least comfortable in January and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: July, August and September
  • Warmest weather: July, August and September
  • Most sunshine: June and July
  • Fewest rainy days: June, July and August

Frequently asked questions about the climate in Saint Peter Port

What is the best time to visit Saint Peter Port?

July, August and September typically offer the most optimal weather in Saint Peter Port. In contrast, January and December tend to have less optimal conditions.

What temperatures can I expect in Saint Peter Port?

Daytime highs range from 11°C (52°F) in February to 19°C (66°F) in August. Nighttime lows range from 7°C (45°F) to 16°C (61°F).

How much rain does Saint Peter Port get?

Annual rainfall is around 962 mm (38 in). November is the wettest month with 131 mm (5.2 in), while July is the driest with 41 mm (1.6 in).

How sunny is Saint Peter Port?

Saint Peter Port receives around 1,888 hours of sunshine per year. July is the sunniest month with 252 hours, while December is the cloudiest with just 61 hours.

Saint Peter Port 3-Day Forecast

Saint Peter Port on the map

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