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helsinki

helsinki 1
Travel guide
2
Travel guide

Best time to visit helsinki

Data source:Meteostat
Last updated:2025-09

Weather in helsinki throughout the year

  • Spring (March–May): Average 0.5–11.4°C, cold climate, gradually warming; snowmelt in some areas during March–May; less rainfall. Common activities: Visiting museums, art galleries, indoor activities. Recommended clothing: Warm coat, sweater, scarf, hat.
  • Summer (June–August): Average 17–18.5°C, warm and comfortable climate, sunny, occasional showers. Common activities: Outdoor activities, visiting parks, seaside walks, boating. Recommended clothing: Light and breathable clothing, short sleeves, sandals.
  • Autumn (September–November): Average 7.8–14°C, cool climate, gradually cooling, more rainfall; October has the most rainfall. Common activities: Visiting indoor attractions, enjoying Finnish sauna. Recommended clothing: Jacket, long pants, comfortable shoes.
  • Winter (December–February): Average -3.2–-1.2°C, cold climate, snow accumulation, short daylight hours. Common activities: Skiing, ice skating, appreciating winter scenery. Recommended clothing: Warm down jacket, thick sweater, warm pants, waterproof and windproof shoes, hat, gloves, scarf.

Weather in helsinki

Annual average temperature: approx. 7.4°C / Annual rainfall: approx. 692 mm / Summer humidity: 60%–70% / Rainiest month: October

helsinki weather by month

Month
Temperature (°C)
Rainfall (mm)
January
-3.2°C
70
February
-1.6°C
69.3
March
0.5°C
34
April
4.6°C
41.7
May
11.4°C
23
June
17°C
21.7
July
18.1°C
61.3
August
18.5°C
79.3
September
14°C
71.3
October
7.8°C
81
November
2.7°C
65
December
-1.2°C
75

7-day weather forecast for helsinki

11/4
Wednesday
Overcast
8.5°C/0.6°C
11/5
Thursday
Sunny
8.5°C/4.7°C
11/6
Friday
Sunny
4.6°C/0.7°C
11/7
Saturday
Sunny
5.7°C/0.8°C
11/8
Sunday
Mist
6.2°C/0.8°C
11/9
Monday
Patchy rain nearby
6°C/3.2°C
11/10
Tuesday
Patchy rain nearby
6.2°C/4.1°C