Baltrum Weather in September

September in Baltrum typically sees daytime highs of 18°C (64°F) and nighttime lows of 14°C (57°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.

Rainfall in Baltrum in September

Based on our climate data of the past 30 years, about 17 days of rain are anticipated, with 105 mm (4.1 in) on average. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Baltrum in September

Daytime highs in Baltrum in September reach 18°C (64°F), with nights around 14°C (57°F). September is known for being in the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Baltrum in September

With about 141 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, July typically offers 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.