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Helsinki, Finland · Subarctic oceanic

Helsinki in June: go or not?

Good time. Helsinki in June gets 7.7/10.

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 60.17°N · 24.94°E
⚡ This month's verdict
Go for it
Helsinki · June
7.7
12–19°
Temperature
31%
Rain
10h
Sun
❄️ Subarctic🌌 Auroras🌬️ Frequent winds
Photo : Phil Aicken via Unsplash
The month in detail

What to expect in June

In June, Helsinki sees 66°F during the day with 9.9h of sunshine per day. Expect rain on 31% of days — a light raincoat in the bag is recommended.

June is the best month of the year in Helsinki. Compared to May: +11°F daytime, 5 pts more rainy days, +0.7h of sun per day.

This month's conditions

What it's like in June

UV index
6 · moderate
protect during midday hours
Feels like
dry air
10°
Sea
16°C
cold, for the brave
Daylight
18.5h of daylight
Air quality
good
AQI 29
Compare

Is June the right month?

June is actually the best month of the year in Helsinki. Good timing.

See all 12 months →
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Helsinki

GetYourGuide selection · free cancellation

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Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a subarctic stay.

Country · Finland

🗣️LanguageFinnish
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘExpensive · 4/5

🌡️ Climate

🌍Climate typeSubarctic oceanic
📈Climate trend ⓘStable
🔥Hottest monthJuly · 68°F
❄️Coolest monthJanuary · 32°F
🌧️Rainiest month ⓘOctober · 39%

🌌 Subarctic stay

🌌Northern lights ⓘSept → Mars
☀️Midnight sun ⓘJuin (~21h)
🌬️WindVery frequent
🛂VisaSchengen · 90 days
Location

Where is Helsinki ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Finland
Subarctic oceanic climate with a 7.7 → 0.6 gap between best and worst month. 10 years of ERA5 data to choose by project.
60.17°N · 24.94°E
Questions

Frequently asked questions

What is the best time to visit Helsinki?
June is the best month with 66°F highs, 54°F lows, 9.9h of sunshine and 31.0% rainy days. The months of June & July offer comparable conditions.
How many hours of sunshine does Helsinki get in June?
Helsinki averages 9.9 sunshine hours per day in June. It is the sunniest month with a climate score of 7.2/10.
What is the rainiest month in Helsinki?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Helsinki in June?
In June, overnight lows reach 54°F, while afternoon highs average 66°F.
Is Helsinki good in winter?
In winter (December-February), Helsinki scores 0.7/10 on average — Difficult period — prefer the peak season.. The best month overall remains June with a score of 7.2/10.
When should you avoid Helsinki?
January is the most difficult month to visit Helsinki, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Helsinki in June?
In June, the sea averages 60°F in Helsinki: cold, for the brave. Best left to hardened swimmers or those with a wetsuit.
Do you need sun protection in Helsinki in June?
The average UV index reaches 6 in June in Helsinki (moderate), with about 18.5h of daylight. Protect during midday hours.