Namsos Weather in September

In Namsos, September brings moderate daytime temperatures around 15°C (59°F), with nights cooling to 7°C (45°F). It is the wettest month of the year, so expect more rainfall than usual.

Rainfall in Namsos in September

It records the year's peak rainfall, often coming down quite heavily. We recommend bringing a poncho, which will keep you dry. Analyzing past climate data, one can expect approximately 25 days of rain, averaging 156 mm (6.1 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Namsos in September

Daytime temperatures in Namsos reach 15°C (59°F) in September, dropping to 7°C (45°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 7°C (45°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

For Namsos itself, July generally stands out with 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.