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Trogain derivative work: Bff CC BY-SA 4.0 Wikimedia Commons

Ukko

Island
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In this guide

Ukko essentials

Address: Ukko Island, Lapland, Finland
When to Go

Best Time to Visit Ukko (island)

Summer offers easiest access and long daylight; winter is for specialists chasing northern lights and winter landscapes.

Summer (Midnight Sun)
June-July · 5-20°C
Longest daylight and easiest access; good for boating and birdwatching.
Winter (Aurora Season)
December-February · -25--5°C
Severe cold and polar night conditions; travel only with experienced operators.

Weather & Climate near Ukko (island)

Climate

Ukko's climate is classified as Subarctic - Subarctic climate with cool summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -18°C to 17°C. Semi-arid with limited rainfall.

Air Quality: AQI 11 Good
Best Time to Visit
JulyJuneAugust
Temperature & Rainfall
Temperature Range
28°
Warmest Month
-37°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -18° - -8° -18° 25 mm partly cloudy 99% 2.2 m/s 0.0 low 1.9h
February Poor -17° - -7° -17° 20 mm overcast 98% 2.4 m/s 0.0 low 7.3h
March Poor -12° - -2° -12° 23 mm overcast 97% 2.6 m/s 0.1 low 11.4h
April Poor -7° - 3° -6° 22 mm overcast 95% 2.7 m/s 0.4 low 15.5h
May Poor -1° - 7° 1° 33 mm overcast 85% 2.7 m/s 0.7 moderate 20.5h
June Acceptable 5° - 14° 8° 48 mm overcast 79% 2.9 m/s 0.9 moderate 24.0h
July Good 9° - 17° 13° 63 mm overcast 82% 2.5 m/s 0.9 moderate 22.5h
August Acceptable 7° - 15° 11° 62 mm overcast 86% 2.2 m/s 0.6 moderate 17.2h
September Acceptable 3° - 9° 5° 46 mm overcast 92% 2.2 m/s 0.2 low 13.0h
October Poor -2° - 3° -3° 35 mm overcast 97% 2.5 m/s 0.0 low 8.9h
November Poor -10° - -3° -10° 31 mm overcast 99% 2.1 m/s 0.0 low 3.9h
December - -15° - -6° -15° 24 mm - 99% 2.1 m/s 0.0 low 0.0h
Getting There & Around

How to Get to Ukko (island)

Local boat services or private boats from nearby coastal villages in Lapland provide access. Timing and safety depend on season; in winter travel over ice requires local expertise.

Tips for Visiting Ukko (island)

  • Prepare for polar summer daylight or polar night in winter-plan activities according to season.
  • Check with local Finnish Lapland authorities for access rules; small islands can have protected habitats.
  • Bring insect protection in summer-mosquitoes in Lapland can be persistent near shorelines.