Weather in Suwałki in September
Suwałki, Poland averages a high of 17°C (62.6°F) and low of 10°C (50°F) in September, with 8 rain days and 8.2 hours of daily sunshine. Travel score: 70.1/100 (Good). The best time to visit Suwałki is August.
High
17°C63°F
Low
10°C50°F
🌧️
8
rain days
☀️
8.2
hrs/day sunshine
💧
78%
humidity
70— Good
September in Suwałki is mild and occasionally wet — good for most activities.
What are the average temperatures in Suwałki?
How much does it rain in Suwałki in September?
Suwałki receives an average of 50.3mm of rainfall across 8 rainy days in September. The annual total is 623.9mm.
What should I pack for Suwałki in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 17°C
Recommended
🧥
Light rain jacket
Some rainy days expected (8 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to Poland in September?
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