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Temperatures in January
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Temperature in Southern Finland in January

Southern Finland is a region in Finland. In January the average maximum daytime temperatures are very low and range from -3°C in Parikkala to 2°C in Hanko. Nighttime temperatures generally drop to -3°C in Hanko and -10°C in Parikkala. In January, it is winter.

What is the temperature of the different cities in Southern Finland in January?

Explore the map below to discover average January temperatures at the top destinations in Southern Finland. For a deeper dive, simply click on any destination dot.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in January in Southern Finland?
    • According to our recent database analysis, Hanko is the warmest city. It experiences an average maximum daytime temperature of approximately 2°C and rarely drops below -3°C during the night.

  • What is the coldest city in January in Southern Finland?
    • Our database indicates that in January, Parikkala is the city with the coolest temperatures in Southern Finland. You can expect daytime highs of -3°C and nighttime lows close to -10°C.

  • How much sun does Southern Finland get in January?
    • Most areas see fewer sunny days, with a projection of about 39 hours of sunshine in Helsinki. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.

  • What is the water's temperature in January?
    • The water temperature averages approximately 0°C in Helsinki this month, so not the best month to swim.

    Interested in more climate information?

    We have much more information about the climate in Southern Finland. Interested in the weather conditions in a specific month? Select the month below.

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    • Weather and climate has detailed information for every country in the world. Are you going to Finland? Get detailed historical weather averages for many cities in Finland.

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