Kościerzyna Weather in September

September in Kościerzyna sees daytime temperatures around 18°C (64°F) and lows of 9°C (48°F) at night. With around 63 mm (2.5 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Kościerzyna in September

Past climate data indicates that roughly 15 days will see rain, totalling around 63 mm (2.5 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Kościerzyna in September

September in Kościerzyna brings pleasant temperatures, with highs of 18°C (64°F) and nights around 9°C (48°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Kościerzyna in September

The city usually sees around 173 hours of sunlight, indicating a moderately sunny period.

Should you favor a climate that's both dry and comfortably warm, June, July 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 Poland, check out our Kościerzyna's climate page.

Kościerzyna Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 50%  

Precipitation 63 mm (2.5 in)  

Rainy days 15 days  

Humidity 81% *  

Sunshine 173 hours *  

Percentage Sunshine *  

* Data from: Gdańsk, Poland (50 KM, 31 Miles).

What to Wear in Kościerzyna in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Kościerzyna in September

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

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

4/10

Outdoor sports

10/10

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 Poland, check out our Kościerzyna's climate page.

More climate data for Kościerzyna

Temperature Rainfall Sunshine Humidity

See the full Kościerzyna climate overview or explore weather in Poland.