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Brno in January: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Brno in January will be like? Take a look at our weather guide for Brno, based on historical data.
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January

Weather in Brno in January 2025

OK Weather
Cool
☁️
Cloudy
If you plan to visit Brno in January, the weather is typically alright, with an average high temperature of +2°C during the day and approximately 2 sunny days. Expect some snowy, though, as there are typically 9 snowy days in the month and around 27 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • January is usually the coldest month of the year in Brno;

Average weather

☀️
+2°C
Avg. max. temperature
-25°C
Min.
+15°C
Max.
17 mm
Total precipitation
86%
Avg. humidity
3 m/s
Avg. wind
2 ☀️
Sunny Days
14 ⛅️
Cloudy
6 🌦
Rainy
Our opinion: Brno has OK weather in January.

Average temperature in Brno in January

Here are the expected maximum, average and minimum temperatures in Brno for January based on the historical data.
Last Year
Historical Data

Going from a maximum of +12°C during the day to a minimum of -7°C during the night, the temperature in January averages around +5°C.

The average maximum temperature goes down 26% by the end of the month, compared with the beginning of the month, from +10°C to +5°C.

Is Brno warm or cold in January?

Brno is typically cool in January.

Maximum temperatures go down compared to the previous month from +3°C to +2°C. The minimum temperature also goes down from -2°C to -3°C.

Pack a sweater and a jacket as there will be cooler temperatures.

January is the coldest month in Brno, here is the comparison with other months:

Climate in Brno in January

Brno weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+3°C+2°C+4°C
Min. temperature
-24°C-25°C-20°C
Max. temperature
+14°C+15°C+17°C
Rainfall
23 mm17 mm17 mm
Wind
2 m/s3 m/s3 m/s
Humidity
88%86%82%
Air pressure
1018 HPa1019 HPa1018 HPa
Sunny days
224
Cloudy days
141412
Rainy days
766
Snowy days
897

January often has better weather than December. It’s getting colder in January. From +3°C in the day, the average maximum temperature lowers to +2°C. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 23 mm to 17 mm. It feels drier, as humidity decreases from 88% to 86%. Winds are stronger in comparison to December, going up from 2 m/s to 3 m/s on average. The amount of sunny days stay about the same, averaging 2 sunny days during the month.

February brings much the same weather, it remains ok.

Wind

Wind speed in Brno in January based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Brno is gradually increasing during January, going from 1 m/s to 5 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in Brno based on historical data.
Last Year
Historical Data
Typically, there is a 55% chance of rain on an average day in January, with total rainfall of approximately 51 mm. The maximum amount of rainfall per day is around 11 mm, which is considered light rain. January is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how January is compared with other months in the amount of precipitation, total mm:
Brno wettest month is July, where a typical day has a 55% chance of precipitation and 85 mm of rainfall per day. January, on the other hand, is the driest month with a mere 19% chance of precipitation and 17 mm of rainfall per day.

Snow

Amount of snow in mm during January in Brno based on historical data.
Last Year
Historical Data
Typically, there is a 3% chance of snow on an average day in January, with a total monthly snowfall of approximately 7 mm.

January is one of the snowiest months in Brno.

Here’s how January is compared with other months in the amount of snow, total mm:

How was the weather last January in Brno?

This is the weather in Brno in January 2023:
1 January
🌫️
+10°C
2 January
🌫️
+8°C
3 January
🌫️
+8°C
4 January
🌫️
+6°C
5 January
☀️
+12°C
6 January
🌧️
+7°C
7 January
☁️
+8°C
8 January
🌫️
+6°C
9 January
🌧️
+7°C
10 January
☁️
+8°C
11 January
☀️
+5°C
12 January
🌫️
+8°C
13 January
🌧️
+8°C
14 January
☀️
+9°C
15 January
🌧️
+5°C
16 January
☁️
+5°C
17 January
☁️
+5°C
18 January
🌧️
+5°C
19 January
☁️
+3°C
20 January
☁️
+1°C
21 January
🌨️
+1°C
22 January
☁️
+1°C
23 January
☁️
+4°C
24 January
☁️
+4°C
25 January
☁️
+3°C
26 January
☁️
+1°C
27 January
☁️
0°C
28 January
☁️
+1°C
29 January
☁️
0°C
30 January
☁️
+4°C
31 January
🌧️
+5°C
In January 2023 Brno had 3 sunny days, 15 cloudy days, and 6 rainy days. The average maximum temperature was +5°C, with an absolute maximum of +12°C and a minimum of 0°C. The average humidity was 87%, with a maximum of 100% and a minimum of 64%. The average wind speed was 3 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in January?

Climate Change over Years

This is how Brno climate have been changing during last 43 years period.

The climate in Brno in January has not changed much over the last 43 years.

The average temperature was the lowest in 1996 (+11°C) and the highest in 2023 (+16°C). The driest year was 1983 with only 359 mm of rainfall, and the wettest year was 2021 with 1029 mm.

FAQ

Frequently asked questions about the weather in Brno in January:

Is January a good time to visit Brno?

It’s always a good time to visit Brno, but the weather is changeable in January, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Brno in January?

Not really, January is not the best time to sunbathe, unless you visit a local solarium.

Is Brno rainy in January?

Brno is usually dry in January. Plan your packing around outdoor activities and exploring.

Is it sunny in Brno in January?

Usually, it’s not very sunny in Brno in January, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Czech Republic

Check out the weather for other cities in Czech Republic.

Monthly weather in Brno

Source of the data

For this page, we’ve looked at the typical weather in Brno, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.