Brno weather in January
January in Brno: cold, a little rain, with clean air — one of the weakest months to visit.
#11 of 12 months in Brno · #761 of 897 destinations to visit in January · comfort 48/100 (tier F)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Brno in January
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Brno climate normals — January
| Daytime high | 3°C / 38°F | 🧥 cold |
|---|---|---|
| Nighttime low | -2°C / 28°F | |
| Rainfall | 34 mm / 1.3 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | -1°C / 31°F | |
| Sunshine | 4 h/day | |
| Daylight | 8.7 h | |
| Wind | 17 km/h / 11 mph | |
| Snowfall | 12.7 cm / 5 in | |
| Air quality (US AQI) | 35 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Brno in January — FAQ
- Is January a good time to visit Brno?
- January in Brno: cold, a little rain, with clean air — one of the weakest months to visit. It ranks #11 of 12 months for Brno on SeasonMap's comfort score (48/100).
- What is the weather like in Brno in January?
- In January, Brno averages a daily high of 3.2°C and a low of -2°C, with about 33.9 mm of rain over roughly 10 rainy days.
- What is the air quality in Brno in January?
- Brno has a mean US Air Quality Index of about 35 in January.
- Does it snow in Brno in January?
- Brno sees roughly 12.7 cm of snowfall in January.