Average temperatures, rainfall and packing tips for Oslo, Norway in December
December in Oslo is typically cold, with average daytime highs around 2°C and nights near -2°C. It is one of the cooler months of Oslo's year.
Expect some rain: around 52 mm falls in Oslo during December on average.
If your dates are flexible, the most comfortable months in Oslo are usually May, June, July and August.
← Oslo weather tomorrow (live)
In December, Oslo averages a daytime high of about 2°C and a night-time low of around -2°C, based on recent historical data.
Expect some rain: around 52 mm falls in Oslo during December on average.
December is cold in Oslo. 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 Oslo are usually May, June, July and August.