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.