Helsinki Weather in May
13.8°C high · 5.6°C low · 32 mm rain · 8.6h sun
Yes — May is one of the best months to visit Helsinki, with mild weather and 8.6h of daily sunshine.
May at a glance
| Metric | Value |
|---|---|
| Average high | 13.8°C |
| Average low | 5.6°C |
| Rainfall | 32 mm |
| Sunshine | 8.6 hours/day |
| Daylight | 16.9 hours |
What to pack in May
Pack a jacket and layers for Helsinki in May.
Helsinki weather by month
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Frequently asked questions
What is the weather in Helsinki in May?
Highs of 13.8°C and lows of 5.6°C, with about 32 mm of rain and 8.6 hours of sunshine per day.
Is May a good time to visit Helsinki?
Yes — May is one of the best months to visit Helsinki, with mild weather and 8.6h of daily sunshine.
What to do in Helsinki · Best time to visit Helsinki
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.