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Olsztynek Weather in September
September in Olsztynek averages 19°C (66°F) during the day and 9°C (48°F) at night. Quite a bit of rainfall is typical this month, with around 67 mm (2.6 in) on average. An umbrella is a good idea.
Rainfall in Olsztynek in September
Historically, approximately 15 days this month are expected to have rain, averaging 67 mm (2.6 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Olsztynek in September
September in Olsztynek brings typical temperatures with highs around 19°C (66°F) and lows of 9°C (48°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.If your ideal day consists of dry skies and pleasant temperatures, June, July and August typically offer the best circumstances for Olsztynek.
Olsztynek Temperature in September
Min Temperature
9°C (48°F)
Max Temperature
19°C (66°F)
Chance of Rain
48%
Precipitation
67 mm (2.6 in)
Rainy days
15 days
Olsztynek Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Olsztynek - and find the best time to visit.
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 →
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 Olsztynek 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 Olsztynek in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping4/10 -
Outdoor sports10/10
Olsztynek 3-Day Forecast
More climate data for Olsztynek
See the full Olsztynek climate overview or explore weather in Poland.
Popular in September
Where to go in September - average daytime high across popular destinations.
Poznań
20°C (68°F) Kraków
20°C (68°F) Warsaw20°C (68°F) Gdańsk19°C (66°F) Gdynia
18°C (64°F) Sopot19°C (66°F) Kołobrzeg19°C (66°F) Zakopane17°C (63°F) Bucket list
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