Weather in Helsinki 🇫🇮

Monthly weather averages & travel planning

Avg Temp

13°C

Rain Days

9 days

Sun Hours

13 hrs

Humidity

65%

Helsinki Weather Guide

Complete monthly climate data for Helsinki, 🇫🇮 Finland

January

-2°/-6°C

11 rain days, 2h sun

February

-3°/-7°C

9 rain days, 4h sun

March

1°/-5°C

9 rain days, 7h sun

April

7°/0°C

9 rain days, 10h sun

May

13°/6°C

9 rain days, 13h sun

June

17°/11°C

12 rain days, 13h sun

July

21°/14°C

12 rain days, 14h sun

August

20°/14°C

12 rain days, 12h sun

September

15°/10°C

10 rain days, 8h sun

October

8°/4°C

12 rain days, 5h sun

November

3°/0°C

12 rain days, 2h sun

December

0°/-3°C

12 rain days, 1h sun

Year-Round Climate

All temperatures in °C

Month	High	Low	Rain Days	Sun	Details
January	-2°C	-6°C	11	2h	View
February	-3°C	-7°C	9	4h	View
March	1°C	-5°C	9	7h	View
April	7°C	0°C	9	10h	View
May	13°C	6°C	9	13h	View
June	17°C	11°C	12	13h	View
July	21°C	14°C	12	14h	View
August	20°C	14°C	12	12h	View
September	15°C	10°C	10	8h	View
October	8°C	4°C	12	5h	View
November	3°C	0°C	12	2h	View
December	0°C	-3°C	12	1h	View