Osieki Weather in September

September in Osieki brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 11°C (52°F). Rainfall is on the higher side this month, averaging around 80 mm (3.1 in), so keep a rain jacket handy.

Rainfall in Osieki in September

You can expect rain on around 15 days based on historical patterns, with 80 mm (3.1 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Osieki in September

Temperatures in Osieki in September top out at 19°C (66°F) and drop to 11°C (52°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Osieki in September

The month experiences a moderate amount of sunlight, with 137 hours of sunshine. This provides a nice balance between sunshine and clouds.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Osieki.

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

Osieki Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 19°C (66°F)  

Chance of Rain 49%  

Precipitation 80 mm (3.1 in)  

Rainy days 15 days  

Sunshine 137 hours *  

Percentage Sunshine *  

* Data from: Koszalin, Poland (10 KM, 6 Miles).

What to Wear in Osieki in September

For Osieki 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Osieki 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 Poland, check out our Osieki's climate page.

More climate data for Osieki

Temperature Rainfall Sunshine

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