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The best time to visit Turku
May, June, July and August — daytime highs around 20°C. Every number on this page is measured, not guessed.
Turku month by month
| Month | Day | Night | Wet days | |
|---|---|---|---|---|
| January | -1°C | -6°C | 12 | |
| February | 0°C | -6°C | 11 | |
| March | 3°C | -4°C | 9 | |
| April | 9°C | 0°C | 10 | Shoulder |
| May | 16°C | 5°C | 9 | Best |
| June | 20°C | 11°C | 10 | Best |
| July | 22°C | 13°C | 15 | Best |
| August | 20°C | 13°C | 15 | Best |
| September | 16°C | 9°C | 11 | Shoulder |
| October | 9°C | 4°C | 12 | |
| November | 5°C | 1°C | 13 | |
| December | 1°C | -3°C | 13 |
The short version
Warmest: July, around 22°C by day. Coolest: January, around -1°C by day and -6°C at night. Wettest: July with about 15 wet days. Driest: March with about 9.
If you want fewer people: April, September sit right beside the best months. The weather is close and the crowds are not.
Book it for those months
Prices climb as the good months fill up.
Common questions
When is the best time to visit Turku?
The best months are May, June, July and August, when daytime highs sit around 20°C.
What is the hottest month in Turku?
July, with daytime highs around 22°C.
What is the wettest month in Turku?
July, with about 15 wet days. The driest is March with about 9.
When is the cheapest time to visit Turku?
Prices follow the weather. The months either side of the best ones — April, September — are usually cheaper with similar conditions.
Temperatures and wet days are measured, not estimated: ERA5 reanalysis for 2021-2023, at Turku, Southwest Finland. Source: Open-Meteo. Hotel and activity links are partner links — the price you pay is the same.