Hanko Weather in October
In Hanko, October brings low daytime temperatures around 11°C (52°F), with nights cooling to 7°C (45°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Hanko in October
As the rainiest month, carrying an umbrella is advisable to manage the frequent rain. Typically, about 16 days will experience rainfall, with an average of 91 mm (3.6 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Hanko in October
In October, Hanko gets low temperatures, with highs of 11°C (52°F). Nights cool to around 7°C (45°F). The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights fall to 7°C (45°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.If you prefer dry days with pleasant temperatures, August typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Hanko's climate page.
Hanko Temperature in October
Min Temperature
7°C (45°F)
Max Temperature
11°C (52°F)
Chance of Rain
52%
Precipitation
91 mm (3.6 in)
Rainy days
16 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Hanko typically drop from around 12°C (54°F) at the start of October to approximately 7°C (45°F) by the end. Nights are cold, with lows typically ranging from 4°C (39°F) to 9°C (48°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 Hanko in October
Browse day-by-day weather records for Hanko spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Hanko historical weather extremes in October
According to our 49 years of weather records for Hanko, the following extremes were recorded between 1976 and 2025.
- On October 3, 1984, temperatures climbed to 18°C (64°F), marking the warmest October day on record.
- Nighttime temperatures dropped to -6°C (21°F) on October 30, 1992, marking the coldest October night on record.
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
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tolerable
unpleasant
poor
What to Wear in Hanko in October
Pack for changing conditions in Hanko in October. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes.What To Do in Hanko 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 Hanko's climate page.
See the full Hanko climate overview or explore weather in Finland.
