Karjalohja Weather in September

September in Karjalohja brings moderate temperatures, with highs of 16°C (61°F) and nights dropping to 8°C (46°F). Rainfall is on the higher side this month, averaging around 63 mm (2.5 in), so keep a rain jacket handy.

Rainfall in Karjalohja in September

This month experiences about 17 days of rain according to historical data, averaging 63 mm (2.5 in). This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Karjalohja in September

Expect highs of 16°C (61°F) in Karjalohja in September, with nights dropping to around 8°C (46°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Karjalohja in September

The area enjoys a moderate level of sunlight, with around 125 hours. It's a good balance between sunny and cloudy days.

If you prefer enjoying temperate temperatures and rain-free days, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.