Helsinki is one of the Southern-most cities of Finland situated on the edge of a large body of water. Instead, take a look at this Not Just Bikes video covering biking in Finland during winter: https://youtu.be/Uhx-26GfCBU
The weather in Oulu during winter looks a lot like the weather in Sioux Falls, except there's a lot more precipitation (snow) in Oulu.
The weather in Oulu during winter looks a lot like the weather in Sioux Falls, except there's a lot more precipitation (snow) in Oulu.