2026 Climate Averages

Weather in Helsinki in October

It's a rainy period, but great for indoor activities, museums, and lower prices.

Climate Overview

October is a wet time to visit Helsinki. Helsinki has a Cool climate with average yearly highs of 11°C, lows of 7°C, and approximately 16 rainy days per month.

Avg High

11°C

Avg Low

7°C

Rainy days

16days

Daylight

10.2h

Is October a good time to visit Helsinki?

It's a rainy period, but great for indoor activities, museums, and lower prices.

Daylight

Sunrise

8:00 AM

Sunset

6:14 PM

Weather by Month
Monthly weather data
Month High Low Rainy days Condition
January 4°C 0°C 15 Wet
February 3°C -1°C 12 Good
March 4°C -1°C 11 Good
April 8°C 0°C 10 Good
May 12°C 5°C 12 Excellent (best)
June 20°C 13°C 9 Excellent (best)
July 19°C 13°C 16 Excellent (best)
August 20°C 13°C 12 Excellent (best)
September 16°C 11°C 13 Excellent (best)
October 11°C 7°C 16 Wet
November 7°C 3°C 17 Wet
December 3°C 0°C 13 Wet

Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025

What to Pack for October

Layers, a light jacket, comfortable walking shoes, and an umbrella.

Climate: Cool
Travel Context Brisk but pleasant—ideal for hiking or city walks with a light jacket.

Planning a trip to Helsinki?

Common Questions

Is October a good time to visit Helsinki? +

October is typically Wet for visiting Helsinki, with average highs of 11°C and around 16 rainy days.

What should I pack for Helsinki in October? +

With highs of 11°C and lows of 7°C in {month}, we recommend: Layers, a light jacket, comfortable walking shoes, and an umbrella.

Does it rain a lot in Helsinki in October? +

Helsinki typically sees around 16 rainy days in October.

How many hours of daylight are there in Helsinki in October? +

In October, Helsinki gets approximately 10.2 hours of daylight per day.

Is October peak season in Helsinki? +

No, October is not peak season in Helsinki. Expect better value on accommodation and fewer tourists.

What is the best month to visit Helsinki? +

The best months to visit Helsinki are May, June, July, August, September, when the weather is optimal for sightseeing.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Europe/Helsinki)

Last Updated: January 2026

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October

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