Brno
Czech Republic
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Brno, Czech Republic

August, the last month of the summer, in Brno, is another warm month, with average temperature ranging between max 24.2°C (75.6°F) and min 12.6°C (54.7°F).

Temperature

In Brno, the average high-temperature in August is essentially the same as in July - a still moderately hot 24.2°C (75.6°F). The average low-temperature, in August, is 12.6°C (54.7°F).

Humidity

The average relative humidity in Brno is 68%.

Rainfall

In Brno, during August, the rain falls for 7.3 days and regularly aggregates up to 56.3mm (2.2") of precipitation. In Brno, Czech Republic, during the entire year, the rain falls for 79.7 days and collects up to 490.3mm (19.3") of precipitation.

Snowfall

In Brno, Czech Republic, snow does not fall in May through October.

Daylight

In August, the average length of the day in Brno is 14.3h.

Sunshine

In Brno, the average sunshine is 7h.

UV index

In Brno, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in August in Brno?

In August, the average high-temperature is 24.2°C (75.6°F), and the average low-temperature is 12.6°C (54.7°F).

What is the average humidity in August in Brno?

In Brno, Czech Republic, the average relative humidity in August is 68%.

How many days does it rain in August in Brno?

In August, in Brno, Czech Republic, the rain falls for 7.3 days. Throughout August, 56.3mm (2.2") of precipitation is accumulated.

When it does not snow in Brno?

May through October are months without snowfall in Brno, Czech Republic.

How many hours of daylight does Brno have in August?

In August, the average length of the day is 14.3h.

How many hours of sunshine does Brno have in August?

In Brno, Czech Republic, the average sunshine in August is 7h.

What is the UV index reading in August in Brno?

In Brno, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in August - Brno, Czech Republic
  • Average high temperature in August: 24.2°C

The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (0.2°C).

  • Average low temperature in August: 12.6°C

The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-5.2°C).

Average humidity in August - Brno, Czech Republic
  • Average humidity in August: 68%

The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is April (65%).

Average rainfall in August - Brno, Czech Republic
  • Average rainfall in August: 56.3mm

The wettest month (with the highest rainfall) is June (72.2mm).
The driest month (with the lowest rainfall) is February (23.8mm).

Average rainfall days in August - Brno, Czech Republic
  • Average rainfall days in August: 7.3 days

The month with the highest number of rainy days is June (9.1 days).
The month with the lowest number of rainy days is October (5.1 days).

Average snowfall in August - Brno, Czech Republic
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (174mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

Average daylight in August / Average sunshine in August - Brno, Czech Republic
  • Average daylight in August: 14.3h

The month with the longest days is June (Average daylight: 16.2h).
The month with shortest days is December (Average daylight: 8.3h).

  • Average sunshine in August: 7h

The month with most sunshine is July (Average sunshine: 7.6h).
The month with least sunshine is December (Average sunshine: 1.3h).

Average UV index in August - Brno, Czech Republic
  • Average UV index in August: 6

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 1).