ClimateAverages

Brno Climate

South Moravian, Czechia · population 369,559 · 335 weather stations within 200 km · records 1750 to 2025

Right now
24°C
Sunny · feels like 24°C
Humidity
27%
Wind
21 kph NW
UV
7
Rain
0%
Updated Jul 9, 01:45 PMWeather data by WeatherAPI.com
Average annual daytime high
13.1°C
Warmest month · July
24.4°C
Typical daytime high
Coldest month · January
-4.9°C
Typical overnight low

Brno has an average annual daytime high of 13.1°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 24.4°C, and its coldest is January, with overnight lows near -4.9°C.

Month by month averages

MonthAvg highAvg low
January0.5°C-4.9°CColdest
February3.2°C-3.4°C
March8.1°C-0.5°C
April13.8°C3.5°C
May18.6°C7.9°C
June22.5°C11.5°C
July24.4°C12.9°CWarmest
August24.0°C12.7°C
September19.6°C9.4°C
October13.3°C4.7°C
November6.5°C1.2°C
December2.2°C-2.7°C

Temperature range across the year

-7°1°10°18°26°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2023
+3.2°C vs. 1951–1980
Coldest year on record
1829
-2.1°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Brno getting hotter?

Since 1900, Brno's average temperature has risen by +2.4°C. Compared to the earliest station records that begin in 1750, warming totals +2.5°C.

7.9°8.7°9.4°10.1°10.9°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
May to September

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Brno?

Brno's average annual daytime high is 13.1°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 24.4°C, and the coldest is January, with lows averaging -4.9°C.

What is the warmest month in Brno?

July is the warmest month in Brno, with typical daytime highs of 24.4°C.

What is the hottest year on record for Brno?

2023 is the hottest year on record for Brno, running +3.2°C above the 1951 to 1980 baseline.

Is Brno getting hotter?

Yes. Since 1900, Brno has warmed by roughly +2.4°C.

When is the best time to visit Brno?

May to September typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.