Finland weather by month

Check out Finland weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum daytime temperature °C
-4°C maximum daytime temperature in January in Helsinki-4
-3°C maximum daytime temperature in February in Helsinki-3
1°C maximum daytime temperature in March in Helsinki1
7°C maximum daytime temperature in April in Helsinki7
15°C maximum daytime temperature in May in Helsinki15
19°C maximum daytime temperature in June in Helsinki19
21°C maximum daytime temperature in July in Helsinki21
20°C maximum daytime temperature in August in Helsinki20
14°C maximum daytime temperature in September in Helsinki14
9°C maximum daytime temperature in October in Helsinki9
3°C maximum daytime temperature in November in Helsinki3
-1°C maximum daytime temperature in December in Helsinki-1
Hours of sunshine (daily)
Days with some rainfall
20 days with some rainfall in January in Helsinki20
17 days with some rainfall in February in Helsinki17
16 days with some rainfall in March in Helsinki16
13 days with some rainfall in April in Helsinki13
10 days with some rainfall in May in Helsinki10
11 days with some rainfall in June in Helsinki11
14 days with some rainfall in July in Helsinki14
16 days with some rainfall in August in Helsinki16
17 days with some rainfall in September in Helsinki17
17 days with some rainfall in October in Helsinki17
21 days with some rainfall in November in Helsinki21
22 days with some rainfall in December in Helsinki22
Sea temperature °C
1°C sea temperature in January in Helsinki1
-1°C sea temperature in February in Helsinki-1
-1°C sea temperature in March in Helsinki-1
0°C sea temperature in April in Helsinki0
5°C sea temperature in May in Helsinki5
10°C sea temperature in June in Helsinki10
12°C sea temperature in July in Helsinki12
16°C sea temperature in August in Helsinki16
14°C sea temperature in September in Helsinki14
9°C sea temperature in October in Helsinki9
6°C sea temperature in November in Helsinki6
3°C sea temperature in December in Helsinki3

More about Finland

Finland by month

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

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The climate guide for Finland (Helsinki) shows long term monthly 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.

Top Finland destinations

Below are average maximum temperatures at popular countries, regions and places in Finland for next month - March. Select a destination to see the climate guide for all months of the year.

All Finland destinations

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

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Compare Finland with the UK

Below the Finland chart shows average maximum daytime temperature for Finland (Helsinki) and the UK (London).

Maximum daytime temperature (°C)

Finland (Helsinki)
UK (London)
7
7
1
10
7
13
15
17
19
20
21
22
20
22
14
19
9
15
3
10
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
-4
-3
-1

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

Compare more Finland weather >>

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