Weather in Helsinki in May 2019

  • 15°C maximum daytime temperature in May in Helsinki15
    15°C max day temperature
  • 8 hours of sunshine per day (48% of daylight hours) in May in Helsinki8
    8 hours of sunshine per day
  • 10 days with some rainfall in May in Helsinki10
    10 days with some rainfall
  • 5°C minimum night-time temperature in May in Helsinki5
    5°C min night temperature
  • 17 hours of daylight per day in May in Helsinki17
    17 hours of daylight per day
  • No heat & humidity in May in Helsinki0
    No heat & humidity
  • 33 mm monthly rainfall in May in Helsinki33
    33 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in May in Helsinki4
    4 (Moderate) UV index
  • 5°C sea temperature in May in Helsinki5
    5°C sea temperature

Going to Helsinki? Find the best month to visit Helsinki based on the weather.

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Expect 15°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Helsinki in May. Check more long-term weather averages for Helsinki in May before you book your next holiday to Finland in 2019/2020.

  • Save EXTRA 10% on all Helsinki Card options
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  • Visit over 20 attractions & museums + FREE bus tour

Expires at 23:59 on Tuesday 16th October 2018

More about Helsinki

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

Guide to Helsinki weather in May

The average maximum daytime temperature in Helsinki in May is a comfortable 15°C (59°F). The average night-time temperature is usually a cold 5°C (41°F). There are usually 8 hours of bright sunshine each day, which represents 48% of the 17 hours of daylight.

Expect 33mm (1.3 inches) of rainfall across the whole of May with 10 days with some rain falling. Maximum UV levels will be moderate (4 UV index) at midday when the skies are clear.

The average sea temperature in and around Helsinki in May is 5°C (41°F).

Helsinki sunrise & sunset times for May 2019

Browse the sunrise & sunset times for Helsinki in May 2019. Select a month to view Helsinki sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2019 04:18 20:18
Thursday, 2nd May 2019 04:16 20:21
Friday, 3rd May 2019 04:13 20:23
Saturday, 4th May 2019 04:10 20:26
Sunday, 5th May 2019 04:08 20:28
Monday, 6th May 2019 04:05 20:31
Tuesday, 7th May 2019 04:02 20:33
Wednesday, 8th May 2019 04:00 20:36
Thursday, 9th May 2019 03:57 20:38
Friday, 10th May 2019 03:55 20:40
Saturday, 11th May 2019 03:52 20:43
Sunday, 12th May 2019 03:50 20:45
Monday, 13th May 2019 03:47 20:48
Tuesday, 14th May 2019 03:45 20:50
Wednesday, 15th May 2019 03:42 20:53
Thursday, 16th May 2019 03:40 20:55
Friday, 17th May 2019 03:38 20:57
Saturday, 18th May 2019 03:35 21:00
Sunday, 19th May 2019 03:33 21:02
Monday, 20th May 2019 03:31 21:04
Tuesday, 21st May 2019 03:29 21:06
Wednesday, 22nd May 2019 03:27 21:09
Thursday, 23rd May 2019 03:25 21:11
Friday, 24th May 2019 03:23 21:13
Saturday, 25th May 2019 03:21 21:15
Sunday, 26th May 2019 03:19 21:17
Monday, 27th May 2019 03:17 21:19
Tuesday, 28th May 2019 03:15 21:21
Wednesday, 29th May 2019 03:13 21:23
Thursday, 30th May 2019 03:12 21:25
Friday, 31st May 2019 03:10 21:27
  • Save EXTRA 10% on all Helsinki Card options
  • Pre-book online in the latest Helsinki Card flash sale
  • Visit over 20 attractions & museums + FREE bus tour

Expires at 23:59 on Tuesday 16th October 2018

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