Climate
Weather in Finland in September
Weather in Finland, September
In September, Finland sees average highs of 15.6°C (60°F) and lows of 10.2°C (50°F), with around 73 mm of rain.
Finland — September
Finland → September
- Daytime high
- 15.6°C (60°F)
- Overnight low
- 10.2°C (50°F)
- Rainfall
- 73 mm
- Best-time rank
- Off-peak
How September compares
| This month | 15.6°C (60°F) / 10.2°C (50°F) · 73 mm |
|---|---|
| Yearly average | 9.4°C (49°F) / 3.6°C (38°F) · 67 mm |
September in Finland runs 6.2°C (11.2°F) warmer than the yearly average, and is wetter than the yearly average. Pack a warm jacket for cooler conditions.
Common questions
What is the weather like in Finland in September?
Average highs of 15.6°C (60°F) and lows of 10.2°C (50°F), with around 73 mm of rain.
Is September a good time to visit Finland?
It is an off-peak month for comfort in Finland; June, July, August tend to be more pleasant.
Updated climate normals, 2025