The climate in Ollon during December can be summarized as cold and a little damp.
December is in the winter in Ollon and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (35°F), whilst at night -4°C (25°F) is normal.
Daytime temperature | 1.6°C 34.8°F |
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Nightly temperature | -4.2°C 24.5°F |
Average temperature | -1.3°C 29.7°F |
Daily sunshine | 3 hrs |
Avg rainfall | 86 mm 3.4 ins |
Rainy days | 14 days |
Sea temperature | 12.7°C 54.8°F |
Humidity | 76% |
Windspeed | 11.9kph 7 mph |
On average December is the 6th driest month of the year in Ollon with around 86mm 3.4 inches of rain making it a a little damp 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 3 hours of sunshine per day.
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 Ollon in December 2024.
Best places to visit in December
Hottest month: | July | 20°C 68°F |
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Driest month: | March | 74mm 2.9ins |
Sunniest month: | July | 8.3hrs |
Coldest month: | January | 0.2°C 32.4°F |
Wettest month: | August | 111mm 4.4ins |