Helsinki weather averages for holidays in 2017/2018

Check Helsinki weather averages before you book your next holiday in 2017/2018. Today's maximum temperature in Helsinki is expected to be 14°C, while the average maximum temperature in September is 14°C.

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Helsinki weather averages

Check out the Helsinki weather averages before you book your next holiday to Finland. The warmest month in Helsinki is July with an average maximum temperature of 21°C. The sunniest month is June with on average 9 hours of bright sunshine per day. The month with the least number of days with some rain is May with 10 days. The sea is at its warmest in Helsinki in August with an average sea temperature of 16°C.

Maximum daytime temperature (°C)

Hours of sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Days with some rainfall

Sea temperature (°C)

More weather parameters

Metric (°C / mm)  |  Imperial (°F / inches)

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Helsinki weather today

Here is the weather in Helsinki today, Thursday 21st September 2017. Expect cloudy with some rain in Helsinki, Finland with a maximum temperature of 14°C and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 19 kph from the east.

  • 14
    °C maximum temperature
  • 9
    °C minimum temperature
  • cloudy with some rain
  • 0
    hours of sunshine
  • 65
    % chance of some rain
  • <2
    mm of rainfall expected
  • 0
    no heat & humidity
  • 19
    kph wind from E

5-day weather forecast

Metric (°C / mm)  |  Imperial (°F / inches)

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Helsinki holiday weather averages by month

Check Helsinki holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare Helsinki weather with the USA

Below the Helsinki weather chart shows maximum daytime temperature for Helsinki, Finland and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

Helsinki, Finland
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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