Seinäjoki Weather in October
Seinäjoki in October averages 8°C (46°F) during the day and 1°C (34°F) at night. Some rainfall is typical for this time of year.
Rainfall in Seinäjoki in October
Past climate data indicates that roughly 17 days will see rain, totalling around 60 mm (2.4 in) for the month. With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Seinäjoki in October
If you're visiting Seinäjoki in October, expect highs of 8°C (46°F) and overnight lows around 1°C (34°F). Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. Nights drop to 1°C (34°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Seinäjoki in October
With limited sunshine this month, there are about 82 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.October in Seinäjoki can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, 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 Seinäjoki's climate page.
Seinäjoki Temperature in October
Min Temperature
1°C (34°F)
Max Temperature
8°C (46°F)
Chance of Rain
58%
Precipitation
60 mm (2.4 in)
Rainy days
17 days
Sunshine
82 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Seinäjoki typically drop from around 10°C (50°F) at the start of October to approximately 4°C (39°F) by the end. Nights are cold, with lows typically ranging from -2°C (28°F) to 4°C (39°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 Seinäjoki in October
Browse day-by-day weather records for Seinäjoki spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Seinäjoki historical weather extremes in October
Based on weather observations in Seinäjoki between 1976 and 2025, these are the recorded extremes during October.
- The warmest day in October was on October 14, 2018, with a maximum of 20°C (68°F).
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 Seinäjoki in October
We recommend to layer up for chilly conditions in Seinäjoki in October. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Seinäjoki 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 Seinäjoki's climate page.
See the full Seinäjoki climate overview or explore weather in Finland.
