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Brno Temperatures: Monthly Averages and Year-Round Insights

On this page, we’ll explore Brno’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in Czech Republic.

Monthly Temperature Averages

The climate in Brno is dynamic, ranging widely from chilly in winter to comfortable in summer. Average maximum daytime temperatures range from a comfortable 27°C in July, the warmest time of the year, to a chilly 3°C during cooler months like January. At night, minimum temperatures typically average around -3°C during these months.

The chart below illustrates the average maximum day and minimum night temperatures in Brno by month:

The minimum temperature is commonly observed between 4 AM and 6 AM, with the maximum occurring around 3 PM, when the sun’s strength is at its peak. July, the city’s warmest month, sees 245 hours of sunshine.

The chart below shows the average temperature throughout the year:

January, the city’s coldest month, receives about 39 mm of rainfall spread over roughly 12 days. For more information, please visit our Brno Precipitation page.

Annual Temperatures in Czech Republic Compared

The map below shows the annual temperature across Czech Republic. You can also select the different months in case you are interested in a specific month.

Annual
Map not visible? Whoops sorry! Please refresh the page.
Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Brno Temperatures Compared World Wide

Brno’s average annual maximum temperature is 15°C. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, has an average annual temperature of 20°C, known for its sunny summers and comfortable winters.

In contrast, in Zermatt, Switzerland, the average annual temperature is significantly lower at 4°C, with mild summers and very cold winters.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with an average annual temperature of 23°C, featuring hot summers and mild winters.

Melbourne, Australia, has a slightly cooler climate, with an average annual temperature of 20°C.

How does the temperature feel?

Humidity is an essential factor in how you experience temperature. When a warm period is accompanied by high humidity, it results in a higher perceived temperature. This is especially true when temperatures exceed 25°C, as it can cause greater discomfort.

On the other hand, in cooler months, especially when temperatures dip below 10°C, high humidity can intensify the cold. This makes the air feel much colder than it really is.

In Brno, during the coolest month, January, you will experience 84% humidity, which is considered very high. This is accompanied by an average maximum temperature of 3°C. In the warmest month, July, the humidity is 67% combined with an average maximum temperature of 27°C, which creates a high-feel temperature. Explore our detailed page on humidity levels for further details.

How are these Temperatures Measured?

Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.

This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.

Sea vs. Land Temperatures

The influence of nearby oceans or large water bodies significantly affects local temperatures:

  • Ocean Influence: Coastal regions tend to have more stable temperatures, as large bodies of water absorb and release heat slowly. This often results in milder winters and cooler summers compared to inland areas.
  • Continental Climates: Landmasses well away from large bodies of water tend to show greater extremes in temperature, having hotter summers and colder winters because of the absence of water as a moderating influence.

For more detailed information about Brno’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Brno climate page.


Current temperature in Brno

Mon   Dec 30
3°C | -5°C
W 2 m/s
clear and no rain

clear and no rain

Tue   Dec 31
0°C | -4°C
S 3 m/s
almost clear and no rain

almost clear and no rain

Wed   Jan 01
3°C | -4°C
S 3 m/s
partly cloudy and no rain

partly cloudy and no rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Brno.

Our site offers climate and forecast data for every country in the world. Are you going to Czech Republic? On this website you can find historical weather averages for many cities in Czech Republic. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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