Turku Weather in October
October in Turku sees daytime temperatures around 10°C (50°F) and lows of 3°C (37°F) at night. With around 66 mm (2.6 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Turku in October
Based on our climate data of the past 30 years, about 18 days of rain are anticipated, with 66 mm (2.6 in) on average. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Turku in October
Expect highs of 10°C (50°F) in Turku in October, with nights dropping to around 3°C (37°F). Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With lows around 3°C (37°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Turku in October
The city usually sees around 88 hours of sunlight, indicating fewer sunny days.October in Turku has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Turku's climate page.
Turku Temperature in October
Min Temperature
3°C (37°F)
Max Temperature
10°C (50°F)
Chance of Rain
61%
Precipitation
66 mm (2.6 in)
Rainy days
18 days
Sunshine
88 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Turku typically drop from around 12°C (54°F) at the start of October to approximately 6°C (43°F) by the end. Nights are cold, with lows typically ranging from 1°C (34°F) to 6°C (43°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Turku in October
Browse day-by-day weather records for Turku spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Turku historical weather extremes in October
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Turku.
- Turku recorded its highest October temperature of 18°C (64°F) on October 1, 2000.
- Turku registered its coldest October night on October 31, 1992, with temperatures dropping to -15°C (5°F).
- The heaviest October precipitation occurred on October 5, 2012, when 35 mm (1.4 in) of precipitation fell.
Best Places in Finland in October
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Turku in October
Dress warmly and in layers for your trip to Turku in October. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Turku in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Turku's climate page.
See the full Turku climate overview or explore weather in Finland.
