Average temperatures, rainfall and packing tips for Helsinki, Finland in April
April in Helsinki is typically cold, with average daytime highs around 6°C and nights near 0°C. Temperature-wise it sits mid-range for Helsinki (the 7th warmest month).
April is one of the wetter months in Helsinki, with around 86 mm of rain - plan around showers.
If your dates are flexible, the most comfortable months in Helsinki are usually June, July, August and September.
← Helsinki weather tomorrow (live)
In April, Helsinki averages a daytime high of about 6°C and a night-time low of around 0°C, based on recent historical data.
April is one of the wetter months in Helsinki, with around 86 mm of rain - plan around showers.
April is cold in Helsinki. 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 Helsinki are usually June, July, August and September.