When to change to winter tyres in Brno
Development preview: the climate figures on this page come from a synthetic sample dataset, not real measurements. The page is hidden from search engines until real data is in place.
Brno stays mild for longer: the 5-day average usually only drops below 7 °C around 11 November, so most drivers can wait until November.
Typical best window
1 November – 8 November
For an experienced driver on city roads, from climate averages. Novice drivers: 21 October – 28 October.
- Average 7 °C rule date
- 11 November
- Average first frost
- 26 November
- Frost days in November (average)
- 4
November brings on average 4 frost days, with the first frost typically around 26 November.
The date varies a lot from year to year: over the last 10 autumns the 7 °C rule triggered as early as 26 October and as late as 20 November. Check the live forecast each year rather than relying on a fixed date.
7 °C rule date in recent seasons
| Season | 7 °C rule | First frost | Frost days in Nov. |
|---|---|---|---|
| 2016/17 | 17 Nov | 14 Dec | 0 |
| 2017/18 | 9 Nov | 16 Nov | 11 |
| 2018/19 | 10 Nov | 25 Nov | 2 |
| 2019/20 | 9 Nov | 24 Nov | 4 |
| 2020/21 | 26 Oct | 10 Nov | 10 |
| 2021/22 | 14 Nov | 25 Nov | 5 |
| 2022/23 | 11 Nov | 29 Nov | 2 |
| 2023/24 | 20 Nov | 30 Nov | 1 |
| 2024/25 | 16 Nov | 6 Dec | 0 |
| 2025/26 | 10 Nov | 22 Nov | 5 |
Source: SAMPLE — synthetic placeholder, NOT real data. Replace with Copernicus ERA5 via `pnpm climate:build`.. Grid cell 49.00,17.00.
Get your personal dates for Brno
The live calculator adds the 10-day forecast and your driving profile to these averages.
Winter tyre rules in Czechia
Winter tyres are required in wintry conditions between 1 November and 31 March. Czechia requires winter tyres from 1 November to 31 March when there is snow, ice or frost on the road or it can be expected, and wherever a sign requires them.