June weather forecast
Ostrava, Czech Republic

June exhibits true signs of summer in Ostrava, with temperatures peaking at 22°C (71.6°F). The likelihood of rain tends to rise from May to June. The city sees its longest daylight hours at this time of the year, often resulting in stunning sunsets that paint the sky with hues of red and orange. Festivals and outdoor activities are in full swing, with locals and tourists basking under the sun. The UV index escalates up to 7, indicating a pressing need for sun protection.

Temperature

A slight uplift of average high-temperatures is noted in June, with temperatures adjusting from an enjoyable 19°C (66.2°F) in May to a pleasant 22°C (71.6°F). During June, the temperature tends to dip to an average of 11°C (51.8°F) at night.

Rainfall

In Ostrava, in June, it is raining for 16 days, with typically 89mm (3.5") of accumulated precipitation. In Ostrava, during the entire year, the rain falls for 162 days and collects up to 684mm (26.93") of precipitation.

Daylight

The month with the longest days is June, with an average of 16h and 18min of daylight.
On the first day of the month, sunrise is at 04:43 and sunset at 20:46. On the last day of June, sunrise is at 04:42 and sunset at 20:58 CEST.

Sunshine

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

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In June, an average UV index of 7 transforms into the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.