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Uusimaa

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Uusimaa Weather and climate

Data source：Meteostat
Update date：2025-09

Uusimaa year round climate
  • Spring (March–May): Average -32–51°F, climate transitioning from cold to mild, moderate rainfall. Common activities: Outdoor walks, enjoying spring scenery. Recommended clothing: Warm jacket, sweater, waterproof jacket.
  • Summer (June–August): Average 62–66°F, warm and comfortable climate, moderate rainfall. Common activities: Outdoor activities, swimming, hiking. Recommended clothing: Light and breathable clothing, short sleeves, sun hat.
  • Autumn (September–November): Average 44–55°F, cool climate, higher rainfall, especially in October. Common activities: Enjoying autumn scenery, picking activities (such as berries). Recommended clothing: Warm jacket, long-sleeved clothing, waterproof jacket.
  • Winter (December–February): Average -3.8–-35.4°F, cold climate, low rainfall, mainly snowfall. Common activities: Skiing, ice skating, enjoying winter landscapes. Recommended clothing: Heavy warm jacket, hat, scarf, gloves.
Uusimaa climatological average

Annual average temperature: approx. 44.2°F / Annual rainfall: approx. 441 mm / Summer humidity: 60%–70% / Rainiest month: October

Uusimaa monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
25.2°F
18.7
February
27.5°F
27.9
March
31.6°F
24.1
April
38.5°F
29.3
May
51.4°F
21
June
66.9°F
21.5
July
62.6°F
34.5
August
63°F
57.8
September
55.2°F
50.4
October
44.6°F
59.4
November
36°F
49.4
December
28.6°F
47.5
Uusimaa weather for the next seven days
10/17
Friday
Sunny
45.6°F/37.3°F
10/18
Saturday
Sunny
43.7°F/35.6°F
10/19
Sunday
Patchy rain nearby
46.3°F/35.7°F
10/20
Monday
Patchy rain nearby
48.3°F/41.7°F
10/21
Tuesday
Sunny
45.4°F/40°F
10/22
Wednesday
Sunny
46.8°F/41.5°F
10/23
Thursday
Patchy rain nearby
46.6°F/43.1°F

Uusimaa FAQ

Where to go in Uusimaa?
In Uusimaa, you must visit the historic Sea Fortress Suomenlinna, a UNESCO World Heritage site offering a glimpse into maritime history. Explore the vibrant Old Market Hall in Helsinki for local delicacies and artisanal products. Don't miss the architectural marvel of Temppeliaukio Church, carved directly into rock, and the serene Uspenski Cathedral, a prominent Eastern Orthodox church. For a step back in time, the Seurasaaren Ulkomuseo (Open-Air Museum) showcases traditional Finnish life.
What is the best time to visit Uusimaa?
The best time to visit Uusimaa depends on your preferences. For mild weather and outdoor activities like hiking and exploring the archipelago, the summer months of June to August are ideal. September offers a beautiful autumn experience with colorful foliage and fewer crowds. For a festive atmosphere and potential winter sports, the period from December to March is recommended, though Uusimaa's coastal climate is milder than further north.
Can US citizens travel to Uusimaa?
Yes, US citizens can travel to Uusimaa, which is part of Finland and the Schengen Area. For short stays of up to 90 days for tourism or business, a visa is not required. Ensure your US passport is valid for at least three months beyond your planned departure date from Finland.
Is traveling to Uusimaa expensive?
While Finland can be considered a moderately priced destination, Uusimaa offers options for various budgets. Daily expenses for a trip to Uusimaa can average around 120-140€, with costs for meals ranging from approximately 11€ for a simple meal to 30€ for dinner. Planning and looking for local deals can help manage your travel budget effectively.
What are some must-try foods in Uusimaa?
Uusimaa offers a delightful culinary scene, especially in Helsinki. Be sure to try fresh seafood from the Baltic Sea, traditional Karelian pies (karjalanpiirakka) often served with egg butter, and reindeer dishes for a true Finnish experience. Local bakeries also offer delicious pastries and breads. Exploring the Old Market Hall is a great way to sample local produce and prepared foods.