Mild
Average highs are around 24°C, so days are mild rather than hot.
Weather Guide
Best months: July, August, June
Across the year, average daytime temperatures are around 13°C, sunshine averages 4.4h per day, and rainfall totals about 522mm.

Annual averages
Temp
13°C
Rain
522mm
Annual total
Sun
4.4h
Weather score
38
Poor avg
Mild
Average highs are around 24°C, so days are mild rather than hot.
Drier
Rainfall averages 64mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.3h per day, enough for a balanced month.
Map
Compare Brno, Czech Republic with nearby places by weather score, rain, sun, temperature, and swim conditions.
July24°C average high
July is one of Brno's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
July64mm average rain
July is wetter than Brno's yearly average, so flexible plans matter more.
Driest monthsJanuary to April and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
July7.3 hours average sun
July is one of Brno's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
July59 weather score
July is one of Brno's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.