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Temperature in Southern Finland in December

Southern Finland is a region in Finland. December in has maximum daytime temperatures ranging from very low in Parikkala with -1°C to low temperatures in Hanko with 4°C. Nighttime temperatures generally drop to 0°C in Hanko and -6°C in Parikkala. December is a winter month.

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

Find the average daytime temperatures in December for the most popular destinations in Southern Finland on the map below. Click on a destination dot for more detailed information.

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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 December in Southern Finland?
  • Hanko tops the warmest city list in our database with average maximum daytime temperatures around 4°C and a minimum nighttime temperature of around 0°C.

  • What is the coldest city in December in Southern Finland?
  • According to our data, Parikkala holds the title for the coldest city in Southern Finland in December. It experiences maximum temperatures of approximately -1°C and drops to lows of about -6°C during the night.

  • How much sun does Southern Finland get in December?
  • Most cities witness limited sunny days, expect roughly 30 hours of sunlight in Helsinki. This subdued sunlight is perfect for those who prefer cooler, cloudier weather rather than intense sunny days.

  • What is the water's temperature in December?
  • The water temperature averages approximately 4°C in Helsinki this month, so not the best month to swim.

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