Mariehamn weather in May 2019

  • 12°C maximum daytime temperature in May in Mariehamn12
    12°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in May in Mariehamn10
    10 days with some rainfall
  • 4°C minimum night-time temperature in May in Mariehamn4
    4°C min night temperature
  • 17 hours of daylight per day in May in Mariehamn17
    17 hours of daylight per day
  • No heat & humidity in May in Mariehamn0
    No heat & humidity
  • 27 mm monthly rainfall in May in Mariehamn27
    27 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in May in Mariehamn4
    4 (Moderate) UV index
  • 5°C sea temperature in May in Mariehamn5
    5°C sea temperature

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

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Expect 12°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Mariehamn in May. Check more long-term weather averages for Mariehamn in May before you book your next holiday to Finland in 2019/2020.

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More about Mariehamn

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

The May weather guide for Mariehamn, Finland shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

Guide to Mariehamn weather in May

The average maximum daytime temperature in Mariehamn in May is a cool 12°C (54°F). The average night-time temperature is usually a cold 4°C (39°F). There are usually 8 hours of bright sunshine each day, which represents 45% of the 17 hours of daylight.

Expect 27mm (1.1 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 Mariehamn in May is 5°C (41°F).

Mariehamn sunrise & sunset times for May 2019

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2019 05:39 21:38
Thursday, 2nd May 2019 05:36 21:40
Friday, 3rd May 2019 05:33 21:43
Saturday, 4th May 2019 05:31 21:45
Sunday, 5th May 2019 05:28 21:48
Monday, 6th May 2019 05:25 21:50
Tuesday, 7th May 2019 05:23 21:53
Wednesday, 8th May 2019 05:20 21:55
Thursday, 9th May 2019 05:18 21:58
Friday, 10th May 2019 05:15 22:00
Saturday, 11th May 2019 05:13 22:02
Sunday, 12th May 2019 05:10 22:05
Monday, 13th May 2019 05:08 22:07
Tuesday, 14th May 2019 05:05 22:10
Wednesday, 15th May 2019 05:03 22:12
Thursday, 16th May 2019 05:00 22:14
Friday, 17th May 2019 04:58 22:17
Saturday, 18th May 2019 04:56 22:19
Sunday, 19th May 2019 04:54 22:21
Monday, 20th May 2019 04:52 22:24
Tuesday, 21st May 2019 04:49 22:26
Wednesday, 22nd May 2019 04:47 22:28
Thursday, 23rd May 2019 04:45 22:30
Friday, 24th May 2019 04:43 22:32
Saturday, 25th May 2019 04:41 22:35
Sunday, 26th May 2019 04:39 22:37
Monday, 27th May 2019 04:38 22:39
Tuesday, 28th May 2019 04:36 22:41
Wednesday, 29th May 2019 04:34 22:43
Thursday, 30th May 2019 04:32 22:45
Friday, 31st May 2019 04:31 22:46
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