Brno weather in October
October in Brno: cool, a little rain, with clean air — a great time to visit.
#7 of 12 months in Brno · #513 of 897 destinations to visit in October · comfort 75/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
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Brno climate normals — October
| Daytime high | 15°C / 60°F | 🙂 cool |
|---|---|---|
| Nighttime low | 8°C / 46°F | |
| Rainfall | 46 mm / 1.8 in | 🌦 some rain |
| Rainy days | 9 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 9°C / 48°F | |
| Sunshine | 6.6 h/day | |
| Daylight | 10.8 h | |
| Wind | 16 km/h / 10 mph | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Brno in October — FAQ
- Is October a good time to visit Brno?
- October in Brno: cool, a little rain, with clean air — a great time to visit. It ranks #7 of 12 months for Brno on SeasonMap's comfort score (75/100).
- What is the weather like in Brno in October?
- In October, Brno averages a daily high of 15.4°C and a low of 7.5°C, with about 45.6 mm of rain over roughly 9.2 rainy days.
- What is the air quality in Brno in October?
- Brno has a mean US Air Quality Index of about 37 in October.