Brno Weather in September
Brno in September
The short of it: Brno in September averages a high of 20 °C (68 °F) and a low of 10 °C (51 °F), with 51 mm (2.0 in) of rain and about 12 h 31 min of daylight. Rated 4 of 5 for a visit; the best months are April and May. Source: TerraClimate climate normals, 1991–2020.
Average high 20° · low 10° · rain 51 mm · daylight 12 h 31 min
✦✦✦✦ Recommended for a visit · best months: April & May
September in Brno brings afternoons near 20° and nights around 10°, with about 51 mm of rain over the month. The year turns hard here: highs drop 6° from August to about 20°, with nights near 10°. Rain is modest, about 51 mm, the 5th wettest month.
The sun is up for about 12 h 31 min in mid-September, 112 minutes less than a month before.
For the traveller: pack layers, a wool coat and stout boots. The Almanac rates September 4 of 5 for a visit; the finest months here are April and May.
Against its neighbours, Brno runs warmer than most and drier than most in September. Brno střed, 0 km to the SSW, sees much the same highs.
September in Brno, by the numbers
- Warmth rank
- 5th warmest of 12
- Rain rank
- 5th wettest of 12
- Versus August
- 6° colder, 7.0 mm less rain
- Versus October
- 6° warmer
- Day–night spread
- 9°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 12 h 31 min
- Average wind
- 10 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| Brno středSouth Moravian | 0 km SSW | 20° | 10° | 51 mm |
| Brno-jihSouth Moravian | 3 km SSE | 20° | 10° | 51 mm |
| ŽideniceSouth Moravian | 3 km E | 20° | 10° | 52 mm |
| ŽabovřeskySouth Moravian | 3 km NW | 19° | 10° | 52 mm |
| Královo PoleSouth Moravian | 4 km NNW | 19° | 10° | 52 mm |
| Nový LískovecSouth Moravian | 4 km WSW | 19° | 10° | 52 mm |
| BohuniceSouth Moravian | 4 km SW | 19° | 10° | 52 mm |
| VinohradySouth Moravian | 4 km ENE | 20° | 10° | 52 mm |