Helsinki weather in October (Southern Finland, Finland)
What can you expect from the weather in Helsinki during October? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.
In October, Helsinki typically experiences low temperatures and moderate rainfall. Daytime temperatures hover around 10°C, while nights can cool down to about 3°C.
Helsinki in October usually receives moderate rainfall, averaging around 65 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 17 days of the month will see rainfall.
The area sees fewer sunny days, with a projection of about 90 hours of sunshine. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.
If you're looking for dry conditions and comfortable temperatures, October may not be the ideal month to visit Helsinki. June, July and August typically offer the best circumstances. While January, February, March, April, October, November and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Helsinki climate page with graphs.
Helsinki, monthly averages in October
Min Temperature
3°C
Max Temperature
10°C
Water Temperature
9°C
Chance of Rain
57%
Precipitation
65 mm
Rainy days
17 days
Humidity
86%
Windspeed
14 km/h
Sunshine
90 hours
Percentage Sunshine
Where to go in Finland in October
Find out more about the weather in Finland in October and which places have the best weather conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in Helsinki in October?
Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature. With a water temperature of around 9°C there is no need to bring your swimwear.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in October.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Helsinki.
Our site offers climate and forecast data for every country in the world. Are you going to Finland? On this website you can find historical weather averages for many cities in Finland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.
