August weather forecast
Ostrava, Czech Republic

August

Weather in August

August weather in Ostrava presents temperatures almost matching July's with a high of 23°C (73.4°F). This indicates only a slight drop from the peak summer heat. This month is considered high season for tourism, making the city lively and vibrant. Ostrava often witnesses dramatic cloud formations and sensational sunsets during this time of the year. Despite some summer storms, most days are typically warm and sunny.

Temperature

In the transition from July to August, Ostrava reports an average high-temperature of a still warm 23°C (73.4°F), indicating a close resemblance to the prior month. Nighttime temperature experiences an average drop to a cool 12°C (53.6°F) in August.

Rainfall

In Ostrava, in August, during 14 rainfall days, 87mm (3.43") of precipitation is typically accumulated. Throughout the year, there are 162 rainfall days, and 684mm (26.93") of precipitation is accumulated.

Daylight

The average length of the day in August is 14h and 25min.
On the first day of August, sunrise is at 05:17 and sunset at 20:28. On the last day of the month, sunrise is at 06:01 and sunset at 19:32 CEST.

Sunshine

The months with the most sunshine are May through August, with an average of 7h of sunshine.

UV index

In Ostrava, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Guard against overexposure. Protection from sun-induced harm is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What are August temperatures in Ostrava?
In August, in Ostrava, the average high-temperature is 23°C (73.4°F), and the average low-temperature is 12°C (53.6°F).
How many days does it rain in August?
In Ostrava, Czech Republic, in August, it is raining for 14 days, with typically 87mm (3.43") of accumulated precipitation.
How many hours of daylight does Ostrava have in August?
The average day length in August is 14h and 25min.
When is the sunrise / sunset in August?
In August, on the first day of the month, sunrise is at 05:17 and sunset at 20:28. On the last day of the month, sunrise is at 06:01 and sunset at 19:32 CEST.
What is the month with the most sunshine?
The months with the most sunshine are May through August, with an average of 7h of sunshine.
How long on average sun shines in August?
The average sunshine duration in August is 7h.
What is the UV index reading in August in Ostrava?
In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average UV index
Average temperature in August
Ostrava, Czech Republic
  • Average high temperature in August: 23°C

The warmest month (with the highest average high temperature) is July (24°C).
The month with the lowest average high temperature is January (1°C).

  • Average low temperature in August: 12°C

The months with the highest average low temperature are July and August (12°C).
The coldest month (with the lowest average low temperature) is January (-5°C).

Average rainfall in August
Ostrava, Czech Republic
  • Average rainfall in August: 87mm

The wettest month (with the highest rainfall) is July (90mm).
The driest month (with the least rainfall) is January (32mm).

Average rainfall days in August
Ostrava, Czech Republic
  • Average rainfall days in August: 14 days

The month with the highest number of rainy days is June (16 days).
The months with the least rainy days are February, March, September and October (12 days).

Average daylight in August /
Average sunshine in August
Ostrava, Czech Republic
  • Average daylight in August: 14h and 2min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in August: 7h

The months with the most sunshine are May, June, July and August (Average sunshine: 7h).
The month with the least sunshine is December (Average sunshine: 1h).

Average UV index in August
Ostrava, Czech Republic
  • Average UV index in August: 6

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

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