Weather in Helsinki in October 2018

  • 9°C maximum daytime temperature in October in Helsinki9
    9°C max day temperature
  • 3 hours of sunshine per day (26% of daylight hours) in October in Helsinki3
    3 hours of sunshine per day
  • 17 days with some rainfall in October in Helsinki17
    17 days with some rainfall
  • 3°C minimum night-time temperature in October in Helsinki3
    3°C min night temperature
  • 10 hours of daylight per day in October in Helsinki10
    10 hours of daylight per day
  • No heat & humidity in October in Helsinki0
    No heat & humidity
  • 72 mm monthly rainfall in October in Helsinki72
    72 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in October in Helsinki1
    1 (Low) UV index
  • 9°C sea temperature in October in Helsinki9
    9°C sea temperature

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Expect 9°C daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Helsinki in October. Check more long-term weather averages for Helsinki in October before you book your next holiday to Finland in 2018.

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Guide to Helsinki weather in October

The average maximum daytime temperature in Helsinki in October is a cool 9°C (48°F). The average night-time temperature is usually a cold 3°C (37°F). There are usually 3 hours of bright sunshine each day, which represents 26% of the 10 hours of daylight.

Expect 72mm (2.8 inches) of rainfall across the whole of October with 17 days with some rain falling. Maximum UV levels will be low (1 UV index) at midday when the skies are clear.

The average sea temperature in and around Helsinki in October is 9°C (48°F).

Helsinki sunrise & sunset times for October 2018

Browse the sunrise & sunset times for Helsinki in October 2018. Select a month to view Helsinki sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Monday, 1st October 2018 07:25 18:53
Tuesday, 2nd October 2018 07:28 18:50
Wednesday, 3rd October 2018 07:30 18:47
Thursday, 4th October 2018 07:33 18:44
Friday, 5th October 2018 07:35 18:41
Saturday, 6th October 2018 07:37 18:38
Sunday, 7th October 2018 07:40 18:35
Monday, 8th October 2018 07:42 18:32
Tuesday, 9th October 2018 07:45 18:29
Wednesday, 10th October 2018 07:47 18:26
Thursday, 11th October 2018 07:50 18:23
Friday, 12th October 2018 07:52 18:20
Saturday, 13th October 2018 07:55 18:17
Sunday, 14th October 2018 07:57 18:14
Monday, 15th October 2018 07:59 18:11
Tuesday, 16th October 2018 08:02 18:08
Wednesday, 17th October 2018 08:04 18:06
Thursday, 18th October 2018 08:07 18:03
Friday, 19th October 2018 08:09 18:00
Saturday, 20th October 2018 08:12 17:57
Sunday, 21st October 2018 08:14 17:54
Monday, 22nd October 2018 08:17 17:51
Tuesday, 23rd October 2018 08:20 17:48
Wednesday, 24th October 2018 08:22 17:46
Thursday, 25th October 2018 08:25 17:43
Friday, 26th October 2018 08:27 17:40
Saturday, 27th October 2018 08:30 17:37
Sunday, 28th October 2018 07:32* 16:35*
Monday, 29th October 2018 07:35 16:32
Tuesday, 30th October 2018 07:38 16:29
Wednesday, 31st October 2018 07:40 16:27

*Daylight saving ends - Eastern European Time (EET) starts

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Helsinki weather by month

Check Helsinki weather 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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