Sennen Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sennen.
Climate overview of Sennen
Sennen, Cornwall, United Kingdom, has a moderate seasonal temperature range, with August reaching 19°C (66°F) and February cooling to 11°C (52°F).
The city receives considerable rainfall, with around 1026 mm (40 in) annually. November is the wettest month. The sunniest month is May, with 7.3 hours of sunshine per day on average.
Sennen Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sennen — and find the best time to visit.
Monthly Temperature in Sennen
The climate in Sennen experiences moderate temperature changes, with mild shifts between seasons. Typically, average maximum daytime temperatures range from a pleasant 19°C (66°F) in August to a chilly 11°C (52°F) in the coolest month, February.
Nights vary from 16°C (61°F) in August to around 8°C (46°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sennen
Sennen is known for its substantial rainfall, with annual precipitation reaching 1026 mm (40 in). Sennen offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month November (123 mm (4.8 in)) and the driest month June (59 mm (2.3 in)) is not too significant. For more details, please visit our Sennen Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Sennen
For those who appreciate different seasons, Sennen serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 7.3 hours of sunshine daily, and embrace the darker days in December, offering only 1.8 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Sennen
The weather does bring rainfall during this period, between 59 mm (2.3 in) and 72 mm (2.8 in). Ready to plan your travels but need destination ideas? Our smart tool recommends places based on the climate conditions you prefer. Start planning with our destination weather tool.
Frequently asked questions about the climate in Sennen
What is the best time to visit Sennen?
July, August and September typically offer the most optimal weather in Sennen. In contrast, January and December tend to have less optimal conditions.
What temperatures can I expect in Sennen?
Daytime highs range from 11°C (52°F) in February to 19°C (66°F) in August. Nighttime lows range from 8°C (46°F) to 16°C (61°F).
How much rain does Sennen get?
Annual rainfall is around 1026 mm (40 in). November is the wettest month with 123 mm (4.8 in), while June is the driest with 59 mm (2.3 in).
How sunny is Sennen?
Sennen receives around 1,700 hours of sunshine per year. May is the sunniest month with 220 hours, while December is the cloudiest with just 55 hours.
Sennen 3-Day Forecast
Sennen 3-Day Forecast
Sennen on the map
Sennen is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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