September · Poland
Best time to visit Katowice in September Weather, crowds & prices
Weather in Katowice in September
Average temperature 16°C, 99 mm of rain, about 9 days with 6+ hours of sunshine and 72% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
7.3/10
Ranked #5 of 12 months
- Avg temp
- 16°C
- Rainfall
- 99 mm
- Humidity
- 72%
- Days with 6h+ sun
- 9
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Katowice scores 7.3/10 for sightseeing and cultural travel - an above-average month (#5 of 12). Expect around 16°C, 99 mm of rain, and roughly 9 days with 6+ hours of sunshine this month.
Katowice turned coal mines and steelworks into museums, concert halls and the Spodek arena.
September holds up well in Katowice — 5th best month
Temperatures hover around 16°C (61°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 99 mm of rain this month — a flexible day or two helps — with about 9 days with 6+ hours of sunshine and 12.4 hours of daylight to work around it.
That is 7.3/10 on the same scale — 5th of 12 months, versus 9/10 for the best month here.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Budget for mid-season pricing, and crowds are moderate.
If your dates are flexible, May is materially better in Katowice — 1.7 points higher on the same scale.
Frequently asked
- What is the weather like in Katowice in September?
- In September, Katowice averages 16°C, 99 mm of rain, and about 9 days with 6+ hours of sunshine. Its climate-comfort score is 7.3/10.
- Is September a good time to visit Katowice?
- September earns a 7.3/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Katowice in September?
- Expect about 99 mm of rain in September. Average humidity is 72% and there are about 9 days with 6+ hours of sunshine.
Curated in Katowice
Tickets & experiences
Things to do in Katowice
Katowice, Poland. Live activities and tours from GetYourGuide, matched to this destination.