Saint-Cast-le-Guildo Weather in May

What's the weather like in Saint-Cast-le-Guildo (Brittany) in May 2023?

The climate in Saint-Cast-le-Guildo during May can be summarized as mild and reasonably dry.

May is in the spring in Saint-Cast-le-Guildo and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (62°F), whilst at night 9°C (48°F) is normal.

Saint-Cast-le-Guildo weather averages (imperial / metric)
Daytime temperature 16.4°C 61.5°F
Nightly temperature 8.8°C 47.8°F
Average temperature 12.6°C 54.7°F
Daily sunshine 7.9 hrs
Avg rainfall 57 mm 2.2 ins
Rainy days 14 days
Sea temperature 12.4°C 54.3°F
Humidity 79%
Windspeed 16.9kph 11 mph

On average May is the 5th driest month of the year in Saint-Cast-le-Guildo with around 57mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.9 hours of sunshine per day.

May temperatures in Saint-Cast-le-Guildo

Saint-Cast-le-Guildo average temperature in May

May rainfall

Saint-Cast-le-Guildo average rain in May

May hourly sunshine

Saint-Cast-le-Guildo average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Saint-Cast-le-Guildo in May 2023.

Other monthly averages

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Saint-Cast-le-Guildo weather stats

Saint-Cast-le-Guildo weather statistics
Hottest month: July 21.5°C 70.7°F
Driest month: July 40mm 1.6ins
Sunniest month: July 8.8hrs
Coldest month: January 8.2°C 46.8°F
Wettest month: November 96mm 3.8ins
Map showing location of Saint-Cast-le-Guildo (48.63028, -2.25777)

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