Weather in Olsztyn in May
Olsztyn, Poland averages a high of 17.5°C (63.5°F) and low of 8°C (46.4°F) in May, with 11 rain days and 11.3 hours of daily sunshine. Travel score: 71.6/100 (Good). The best time to visit Olsztyn is August.
High
18°C64°F
Low
8°C46°F
🌧️
11
rain days
☀️
11.3
hrs/day sunshine
💧
70%
humidity
72— Good
May in Olsztyn is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Olsztyn?
How much does it rain in Olsztyn in May?
Olsztyn receives an average of 61.7mm of rainfall across 11 rainy days in May. The annual total is 638.4mm.
What should I pack for Olsztyn in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 18°C
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to Poland in May?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31