Weather in Brno for August 2025
In general, the average temperature in Brno at the beginning of August is 23.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28.1 °C by the end of August.
Brno in August brings notable rainfall, with an average of 17 rainy days and a total precipitation of 83.7 mm.
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Brno in August average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2  24° | 3  23° | ||||
| 4 25° | 5 21° | 6 22° | 7 23° | 8  24° | 9 22° | 10 26° |
| 11 27° | 12 29° | 13  30° | 14 32° | 15 32° | 16 31° | 17  30° |
| 18 29° | 19 26° | 20 30° | 21 29° | 22 28° | 23 30° | 24 32° |
| 25 31° | 26 28° | 27  29° | 28 30° | 29 26° | 30 26° | 31 27° |
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Temperatures trend during August in Brno
August weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Moderate or heavy rain shower | 24° /17° | 9 mm | 6 | |
| 2 Aug. | Partly cloudy | 24° /14° | 3 mm | 6 | |
| 3 Aug. | Patchy rain possible | 23° /16° | 0.6 mm | 5 | |
| 4 Aug. | Patchy rain possible | 25° /15° | 1.1 mm | 6 | |
| 5 Aug. | Moderate or heavy rain shower | 21° /14° | 8.9 mm | 5 | |
| 6 Aug. | Moderate or heavy rain shower | 22° /12° | 23.6 mm | 6 | |
| 7 Aug. | Moderate or heavy rain shower | 23° /13° | 5 mm | 5 | |
| 8 Aug. | Overcast | 24° /14° | 0.1 mm | 6 | |
| 9 Aug. | Moderate or heavy rain shower | 22° /13° | 4.6 mm | 6 | |
| 10 Aug. | Overcast | 26° /14° | 0 mm | 6 | |
| 11 Aug. | Partly cloudy | 27° /14° | 0 mm | 7 | |
| 12 Aug. | Partly cloudy | 29° /15° | 0 mm | 8 | |
| 13 Aug. | Sunny | 30° /17° | 0 mm | 7 | |
| 14 Aug. | Sunny | 32° /18° | 0.8 mm | 8 | |
| 15 Aug. | Sunny | 32° /18° | 3.9 mm | 8 | |
| 16 Aug. | Patchy rain possible | 31° /19° | 1.4 mm | 8 | |
| 17 Aug. | Heavy rain at times | 30° /19° | 4.4 mm | 7 | |
| 18 Aug. | Patchy rain possible | 29° /18° | 3.6 mm | 7 | |
| 19 Aug. | Patchy rain possible | 26° /19° | 3 mm | 6 | |
| 20 Aug. | Sunny | 30° /18° | 1 mm | 7 | |
| 21 Aug. | Partly cloudy | 29° /18° | 2.2 mm | 7 | |
| 22 Aug. | Patchy rain possible | 28° /18° | 0.3 mm | 7 | |
| 23 Aug. | Partly cloudy | 30° /16° | 0.3 mm | 8 | |
| 24 Aug. | Sunny | 32° /19° | 0 mm | 8 | |
| 25 Aug. | Patchy rain possible | 31° /19° | 1.7 mm | 7 | |
| 26 Aug. | Light rain shower | 28° /18° | 2.5 mm | 6 | |
| 27 Aug. | Cloudy | 29° /16° | 0.1 mm | 7 | |
| 28 Aug. | Overcast | 30° /17° | 0.7 mm | 7 | |
| 29 Aug. | Light rain shower | 26° /17° | 1.8 mm | 6 | |
| 30 Aug. | Overcast | 26° /15° | 0.1 mm | 6 | |
| 31 Aug. | Overcast | 27° /16° | 0 mm | 7 | |
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Guide for Brno in August
In Brno, Czechia, August marks the transition from summer to early autumn, bringing pleasant weather for outdoor activities. At the beginning of the month, the average temperature hovers around 22°, with warm and sunny days perfect for exploring the city's historic sites and enjoying outdoor cafes.
The evenings are mild, making it ideal for leisurely strolls along the charming streets.
As the month progresses, the temperatures gradually begin to cool down, with the average temperature dropping to around 19° by the end of August. While the days remain comfortably warm, the evenings start to become cooler, signaling the onset of autumn.
Visitors can still enjoy the city's parks and gardens, but may want to bring a light jacket for the evenings.
Throughout August, Brno experiences relatively low precipitation, with occasional light showers. However, the city generally enjoys plenty of sunshine, making it a great time to explore outdoor attractions such as the Špilberk Castle and the Villa Tugendhat.
Overall, August in Brno offers a delightful blend of warm days, mild evenings, and manageable crowds, making it an excellent time to visit this picturesque Czech city.
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Brno in August - FAQ
What to pack to Brno in August?
As you prepare for your trip to Brno in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Brno, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
August rainfall patterns in Brno
UV exposure in Brno during August
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