Climate ▸Forecast ▸September ▸October ▸
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

Jastarnia Weather in September

September in Jastarnia averages 18°C (64°F) during the day and 13°C (55°F) at night. Quite a bit of rainfall is typical this month, with around 80 mm (3.1 in) on average. An umbrella is a good idea.

Rainfall in Jastarnia in September

Historically, September sees about 15 days of rain, with a monthly average of 80 mm (3.1 in). 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 Jastarnia in September

In September, Jastarnia gets pleasant temperatures, with highs of 18°C (64°F). Nights cool to around 13°C (55°F). September is part of summer. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 13°C (55°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

If you prefer dry days with pleasant temperatures, July and August typically offer 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.

Select a Month

Check the conditions for any month of the year.

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

Jastarnia Temperature in September

Min TemperatureMin Temperature 13°C (55°F)  
Max TemperatureMax Temperature 18°C (64°F)  
Chance of RainChance of Rain 51%  
PrecipitationPrecipitation 80 mm (3.1 in)  
Rainy daysRainy days 15 days  
HumidityHumidity 78% *  
* Data from: Gdynia, Poland (21 KM, 13 Miles).

Best Places in Poland in September

Find out more about the weather in Poland and which places have the best travel conditions in this month. See all of Poland in September →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Jastarnia 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.

What To Do in Jastarnia in September

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

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.

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

More climate data for Jastarnia