Average temperatures, rainfall and packing tips for Oslo, Norway in April
April in Oslo is typically cool, with average daytime highs around 9°C and nights near 1°C. Temperature-wise it sits mid-range for Oslo (the 7th warmest month).
Expect some rain: around 62 mm falls in Oslo during April 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 April, Oslo averages a daytime high of about 9°C and a night-time low of around 1°C, based on recent historical data.
Expect some rain: around 62 mm falls in Oslo during April on average.
April is a workable time to visit Oslo, with cool days - just pack accordingly. If your dates are flexible, the most comfortable months in Oslo are usually May, June, July and August.