September · Poland
Best time to visit Olsztyn in SeptemberWeather, crowds & prices
September score
8.7/10
Ranked #3 of 12 months
- Avg temp
- 16°C
- Rainfall
- 32 mm
- Humidity
- 73%
- Sunny days
- 9
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Olsztyn scores 8.7/10 for sightseeing and cultural travel - one of the top 12-month picks (#3). Expect around 16°C, 32 mm of rain, and roughly 9 sunny days this month.
Olsztyn rewards city wandering in Poland most clearly through late spring through early autumn.
Frequently asked
- What is the weather like in Olsztyn in September?
- In September, Olsztyn averages 16°C, 32 mm of rain, and about 9 sunny days. Its climate-comfort score is 8.7/10.
- Is September a good time to visit Olsztyn?
- September earns a 8.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Olsztyn in September?
- Expect about 32 mm of rain in September. Average humidity is 73% and there are about 9 sunny days.
Curated in Olsztyn
Tickets & experiences
Things to do in Olsztyn
Olsztyn, Poland. Live activities and tours from GetYourGuide, matched to this destination.