Østermarie Weather in September

September in Østermarie brings moderate temperatures, with highs of 18°C (64°F) and nights dropping to 14°C (57°F). Rainfall is on the higher side this month, averaging around 76 mm (3 in), so keep a rain jacket handy.

Rainfall in Østermarie in September

Looking at the last 30 years, the data shows about 14 days with rain, averaging 76 mm (3 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Østermarie in September

Daytime temperatures in Østermarie reach 18°C (64°F) in September, dropping to 14°C (57°F) at night. During September, you'll experience the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. 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 Østermarie in September

The area enjoys a moderate level of sunlight, with around 158 hours. It's a good balance between sunny and cloudy days.

For Østermarie itself, July and August generally stand 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.

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For a detailed overview over the year and the best time to visit Denmark, check out our Østermarie's climate page.

Østermarie Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 48%  

Precipitation 76 mm (3 in)  

Rainy days 14 days  

Sunshine 158 hours *  

Percentage Sunshine *  

* Data from: Bornholm Island, Denmark (5 KM, 3 Miles).

What to Wear in Østermarie in September

For Østermarie in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Østermarie in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Denmark, check out our Østermarie's climate page.

More climate data for Østermarie

Temperature Rainfall Sunshine

See the full Østermarie climate overview or explore weather in Denmark.