Averages for Helsinki in May

  Temperature 10°C

49°F

Low Temperature 4°C

39°F

  High Temperature 15°C

59°F

  Rainfall 40mm
  Rainfall days 14 days
  Chance of Rain 60 %
  Chance of Cloudy Day 100 %
  Sea Temperature 3°C

38°F

  Chance of Fog Day 60%
  Chance of Snow Day 60%
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