Best Time to Visit Helsinki
Finland · 30-year monthly climate averages
☀️ When to go
Based on 30 years of climate data, the most comfortable months to visit Helsinki are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
Climate profile
Helsinki sees its warmest weather in July, when daytime highs average around 22°C, and its coolest in February (around -1°C).
Annual precipitation totals roughly 653mm — August is typically the wettest month (~81mm) and April the driest (~34mm).
Rainfall is spread fairly evenly through the year, so no single season is dramatically wetter than the rest.
Year at a glance
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
🔥 Recent heat vs normal
Daily forecast highs vs the 30-year normal — last 37 days
Each bar is one day: orange above normal, blue below.
Month by month
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | -1° / -6°C | 53mm | 🤔 Fair |
| February | -1° / -6°C | 38mm | 🤔 Fair |
| March | 2° / -4°C | 34mm | 🤔 Fair |
| April | 8° / 1°C | 34mm | 🤔 Fair |
| May | 15° / 6°C | 38mm | 👍 Good |
| June | 19° / 11°C | 60mm | 🌟 Great |
| July | 22° / 15°C | 57mm | 🌟 Great |
| August | 21° / 14°C | 81mm | 🌟 Great |
| September | 15° / 9°C | 56mm | 👍 Good |
| October | 9° / 4°C | 73mm | 🤔 Fair |
| November | 4° / 0°C | 69mm | 🤔 Fair |
| December | 1° / -3°C | 58mm | 🤔 Fair |
FAQ
- What is the best time to visit Helsinki?
- Based on 30 years of climate data, the most comfortable months to visit Helsinki are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
- What is the hottest month in Helsinki?
- July is typically the hottest month in Helsinki, with average daytime highs around 22°C.
- What is the rainiest month in Helsinki?
- August is usually the wettest month, with around 81mm of precipitation.