Brno weather and climate
Brno weather and climate
Day
21 °C
Night
9 °C
Precipitation
62 mm
in month
Rainy days
11 days
in month
Daylight
15 hours
average
Sunshine
7 hours
average
Humidity
69 %
Weather charts for Brno
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Destinations with similar weather to Brno
Other destinations in Czechia
Weather overview for Brno
Weather overview
Brno (Czechia) in general has a mild continental climate. Temperatures during the day are in the range from 2.2 °C (36.0 °F) in January to 26.6 °C (79.9 °F) in July. Temperatures during the night go from -3.3 °C (26.1 °F) in January to 14.4 °C (57.9 °F) in July. The driest month is February with just 7 days of rain, on the contrary, the month when it rains the most is June with 11 days of rain.
January weather
The minimum of the day temperature can be noticed, with its value being 2.2 °C (36.0 °F) in Brno, on the contrary the maximum of the sea temperature can be noticed in January. The beginning of the descent of the number of rainy days could be noticed, its value is 7 days, and the rainfall amount starts to descent as well, with its value of 23 mm (0.92 in). The minimum of the night temperature is observable, its value is -3.3 °C (26.1 °F).
February weather
The minimum of the number of rainy days can be noticed, the value of this measure is 7 days in Brno, and the rainfall amount is on its minimum as well, with its value being 22 mm (0.85 in). The beginning of the rise of the day temperature could be noticed, with its value of 4.2 °C (39.6 °F), and the night temperature rise's start could be observed as well in February. The beginning of the rise of the number of sun hours (without clouds) could be noticed in this month.
March weather
The day temperature continues to rise, the value of this measure is 9.3 °C (48.7 °F) in Brno, and the night temperature continues to rise too, with its value being 0.6 °C (33.1 °F). The rainfall amount rise's start could be observed, the value of this measure is 30 mm (1.20 in), and the number of rainy days starts to rise too, with its value of 8 days. The rise of the number of sun hours (without clouds) can be observed, its value is 4 hours. The wind speed is on its maximum, with its value being 3.8.
April weather
The rise of the day temperature can be observed, the value of this measure is 16.0 °C (60.8 °F) in Brno, and the night temperature rises similarly to the previous month as well, the value of this measure is 4.6 °C (40.3 °F). The number of sun hours (without clouds) continues to rise, the value of this measure is 5 hours. The minimum of the humidity can be noticed in April.
May weather
The tourist season is at its beginning this month in Brno. The beginning of the rise of the number of rainy days could be noticed, with its value being 11 days, and the rainfall amount starts to rise as well in May. The day temperature continues to rise, with its value being 21.2 °C (70.2 °F), and the night temperature continues to rise too, with its value of 9.4 °C (48.9 °F). The rise of the number of sun hours (without clouds) can be observed, with its value being 7 hours.
June weather
The tourist season is close to its peak in June in Brno. The day temperature continues to rise, with its value of 23.9 °C (75.0 °F), and the night temperature continues to rise too. The maximum of the number of rainy days can be noticed, with its value being 11 days, and the rainfall amount is on its maximum as well in June. The day length is on its maximum.
July weather
The ongoing tourist season is noticeable in Brno. The day temperature is on its maximum, with its value of 26.6 °C (79.9 °F), and the maximum of the night temperature is observable too, with its value of 14.4 °C (57.9 °F). The rainfall amount descent's start could be observed in this month. The maximum of the number of sun hours (without clouds) is observable, with its value being 7 hours.
August weather
The tourist season continues in Brno. The day temperature starts to descent, with its value of 25.9 °C (78.6 °F). The rainfall amount descents similarly to the previous month, with its value of 59 mm (2.30 in), while the number of rainy days starts to descent, its value is 9 days. The number of sun hours (without clouds) descent's start could be observed, the value of this measure is 7 hours. The minimum of the wind speed can be noticed, its value is 2.8.
September weather
The tourist season is close to its peak in Brno. The descent of the number of rainy days can be observed, the value of this measure is 8 days, and the descent of the rainfall amount can be observed as well, with its value of 48 mm (1.89 in). The day temperature descents similarly to the previous month, with its value being 20.4 °C (68.7 °F), while the night temperature starts to descent in September. The number of sun hours (without clouds) continues to descent, with its value of 5 hours.
October weather
The number of rainy days descents similarly to the previous month, its value is 7 days in Brno, and the rainfall amount descents similarly to the previous month as well. The descent of the day temperature can be observed, with its value being 14.5 °C (58.1 °F), and the descent of the night temperature can be observed too, with its value of 5.4 °C (41.7 °F). The number of sun hours (without clouds) descents similarly to the previous month.
November weather
The day temperature continues to descent, with its value being 7.7 °C (45.9 °F) in Brno, and the night temperature continues to descent as well, with its value of 1.6 °C (34.9 °F). The number of rainy days starts to rise, with its value being 8 days. The descent of the number of sun hours (without clouds) can be observed, the value of this measure is 2 hours.
December weather
The day temperature continues to descent, its value is 2.4 °C (36.3 °F) in Brno, and the night temperature continues to descent too, the value of this measure is -2.7 °C (27.1 °F). The number of rainy days rises similarly to the previous month, the value of this measure is 9 days. The minimum of the number of sun hours (without clouds) can be noticed in this month. The minimum of the day length can be noticed in December. The humidity reaches its maximum, with its value being 85 %.
FAQs
Is there a dry season in April in Brno?
No, April is not a dry month in Brno, expect rain approximately 7 days in a month.
What is the air temperature in May in Brno at night?
The average night temperature in Brno in May is 9.4 °C (48.9 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
Is June a good month to visit Brno?
June is a good month to visit Brno. There are some people, who may feel a slight chill at 23.9 °C (75.0 °F), but others will feel perfectly fine. The temperature of 12.5 °C (54.5 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in Brno in July?
The average daily temperature in Brno in July is 26.6 °C (79.9 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
Is there a wet season in August in Brno?
No, there is no wet season in August in Brno - you can expect 9 days of rain during the month.
How many rainy days can I expect in Brno in September?
In September in Brno, we can expect 8 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.9 days of the week, or in general - 27 % days.
How many sunny hours can I expect in Brno in October?
In October in Brno, you can expect around 4 hours of sunshine.