Iserlohn Weather in September

In Iserlohn, September brings pleasant daytime temperatures around 19°C (66°F), with nights cooling to 10°C (50°F). Expect quite a bit of rainfall this month.

Rainfall in Iserlohn in September

Past climate data indicates that roughly 15 days will see rain, totalling around 89 mm (3.5 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Iserlohn in September

Daytime highs in Iserlohn in September reach 19°C (66°F), with nights around 10°C (50°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 10°C (50°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 Iserlohn in September

The month brings about 175 hours of sunlight, offering a comfortable mix of sun and overcast.

Should you favor a climate that's both dry and comfortably warm, June and August typically offer the most agreeable 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 Germany, check out our Iserlohn's climate page.

Iserlohn Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 49%  

Precipitation 89 mm (3.5 in)  

Rainy days 15 days  

Sunshine 175 hours *  

Percentage Sunshine *  

* Data from: Bochum, Germany (35 KM, 22 Miles).

What to Wear in Iserlohn in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Iserlohn in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

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 Germany, check out our Iserlohn's climate page.

More climate data for Iserlohn

Temperature Rainfall Sunshine

See the full Iserlohn climate overview or explore weather in Germany.