May

Weather in Finland in May: A Traveler’s Guide 🌸☀️

May marks the glorious transition from spring to early summer in Finland, offering travelers mild temperatures, blooming nature, and longer daylight hours. Whether you’re planning city breaks, hiking adventures, or chasing the northern lights (yes, they’re still visible in Lapland!), understanding Finland’s May weather is key to packing smart and enjoying your trip.

Climate Overview

Finland’s climate in May is temperate, with regional variations:
– Southern Finland (Helsinki, Turku): Average highs of 15–18°C (59–64°F), lows around 5–8°C (41–46°F).
– Central Finland (Tampere, Jyväskylä): Slightly cooler, with highs of 12–15°C (54–59°F).
– Northern Finland (Rovaniemi, Lapland): Chilly nights (0–3°C/32–37°F) but pleasant daytime temps up to 10°C (50°F).

📌 Pro Tip: May is one of the driest months in Finland, with rainfall averaging 30–40 mm—perfect for outdoor activities!

What to Expect by Region

Region Daylight Hours ☀️ Key Weather Notes
Helsinki 17–18 hours Cherry blossoms peak mid-May; occasional rain showers.
Lapland 20+ hours (no darkness!) Snow melts rapidly; northern lights fade by late May.
Archipelago 18 hours Coastal breezes; ideal for cycling and kayaking.

For more details on Finland’s seasonal climate, see our Finland Climate Guide.

Packing Essentials 🎒

  • Layers: Light jackets, sweaters, and a waterproof shell.
  • Footwear: Waterproof walking shoes for trails and cities.
  • Accessories: Sunglasses (for long daylight hours!) and a beanie for Lapland mornings.

Top Activities in May

  1. Hiking: National parks like Nuuksio or Oulanka are snow-free and lush.
  2. City Exploration: Helsinki’s cafes and markets buzz with spring energy.
  3. Midnight Sun Prep: In Lapland, the “nightless night” season begins late May—book a glass igloo!

For activity-specific weather tips, check our Finland Best Time to Visit page.

Travel Warnings ⚠️

  • Mosquitoes: Emerge in late May, especially in wetlands—pack repellent!
  • Unpredictable Cold Snaps: Northern areas may still see frost.

Comparison to Other Months

May is warmer than April but less crowded than June. For winter sports, visit earlier; for midnight sun, plan for July.

Final Thoughts

May is a hidden gem for visiting Finland—balancing mild weather, fewer tourists, and vibrant nature. Whether you’re kayaking in the archipelago or savoring a korvapuusti (cinnamon bun) in a Helsinki café, pack for variability and embrace the Finnish spring!

🌿 Need monthly specifics? Explore our guides for March or September.

Basic Information about May

Feature Details
Average Temperature Approximately 8°C to 15°C
Daylight Hours About 16 to 20 hours
Precipitation Moderate, with occasional rain
Snow Cover Generally melts away in most regions
Vegetation Spring blooms are prominent
Average Wind Speed 10-15 km/h
Tourist Season Begins to rise, especially in nature areas
Public Holidays Vappu (May Day) on May 1st
Typical Activities Hiking, outdoor festivals, gardening
Climate Characteristics Transition from spring to early summer

May Weather FAQ for Finland

Question Answer
What is the typical temperature range in Finland during May? Average temperatures in May range from 3°C to 12°C, gradually warming as the month progresses.
Does May mark the beginning of summer weather in Finland? May generally signals the transition from spring to summer, with increasing daylight and warmer temperatures.
What is the average rainfall in May? May typically sees moderate rainfall, with an average of 40-60 mm across various regions.
Are there long daylight hours in May? Yes, daylight hours increase significantly, with up to 18 hours of daylight by the end of May.
Is snow still present in May in northern Finland? Snow may linger in northern regions early in May but generally melts away as temperatures rise.
What are common outdoor activities in Finland during May? Activities include hiking, birdwatching, fishing, and enjoying the blooming nature.
Is May a good month to visit Finland for nature sightseeing? Absolutely, as nature is vibrant with spring blooms and increasing daylight hours.
How do the temperatures vary between coastal and inland areas? Coastal areas tend to be slightly milder, while inland regions can be cooler, especially at night.
Are there any specific events or festivals in Finland in May? May hosts various local festivals, celebrating spring, nature, and cultural traditions, especially around the May Day celebrations.

  • Finnish Climate – Wikipedia. Information about Finland’s climate and seasonal variations during May.