Climate guide for Helsinki, Finland

Helsinki in May

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

May · Finland

Best time to visit Helsinki in MayWeather, crowds & prices

May score

9.0/10

Ranked #2 of 12 months

Full year for Helsinki
Avg temp
10°C
Rainfall
34 mm
Humidity
67%
Sunny days
29
Crowd Density
Moderate Crowds
Average Expenses
$$ · Moderate Cost ($$)

May in Helsinki scores 9.0/10 for sightseeing and cultural travel - one of the top 12-month picks (#2). Expect around 10°C, 34 mm of rain, and roughly 29 sunny days this month.

Harbour esplanades and design-district saunas - best timed for May-September.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Helsinki in May?
In May, Helsinki averages 10°C, 34 mm of rain, and about 29 sunny days. Its climate-comfort score is 9.0/10.
Is May a good time to visit Helsinki?
May earns a 9.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Helsinki in May?
Expect about 34 mm of rain in May. Average humidity is 67% and there are about 29 sunny days.

Curated in Helsinki

Tickets & experiences

Things to do in Helsinki

Helsinki, Finland. Live activities and tours from GetYourGuide, matched to this destination.