Average temperatures, rainfall and packing tips for Geneva, Switzerland in December
December in Geneva is typically cold, with average daytime highs around 6°C and nights near 0°C. It is usually the coldest month of the year in Geneva.
December is one of the wetter months in Geneva, with around 110 mm of rain - plan around showers.
If your dates are flexible, the most comfortable months in Geneva are usually May, June, July, August and September.
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In December, Geneva averages a daytime high of about 6°C and a night-time low of around 0°C, based on recent historical data. That makes it the coldest month of the year there.
December is one of the wetter months in Geneva, with around 110 mm of rain - plan around showers.
December is cold in Geneva. City sightseeing works fine if you dress for it, but pack properly and expect short days. If your dates are flexible, the most comfortable months in Geneva are usually May, June, July, August and September.