Ostrava Weather in June
Ostrava in June sees high temperatures, with highs around 23°C (73°F) and overnight lows of 12°C (54°F). Rainfall is fairly high at around 108 mm (4.3 in) on average, so pack waterproofs just in case.
Rainfall in Ostrava in June
Expect around 16 days of rain based on historical data, with 108 mm (4.3 in) average. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Ostrava in June
June in Ostrava brings typical temperatures with highs around 23°C (73°F) and lows of 12°C (54°F). June is part of summer. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Ostrava in June
With approximately 205 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Ostrava in June
Wind speeds average 3 m/s (6 knots) during June. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.For Ostrava itself, May, August and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Czech Republic, check out our Ostrava's climate page.
Ostrava Temperature in June
Min Temperature
12°C (54°F)
Max Temperature
23°C (73°F)
Chance of Rain
53%
Precipitation
108 mm (4.3 in)
Rainy days
16 days
Humidity
73%
Windspeed
3 m/s (6 knots)
Sunshine
205 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Ostrava typically stay consistent throughout June, with daily highs averaging around 23°C (73°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 13°C (55°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Ostrava in June
Browse day-by-day weather records for Ostrava spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ostrava historical weather extremes in June
Based on weather observations in Ostrava between 1976 and 2026, these are the recorded extremes during June.
- The hottest June day on record in Ostrava reached 36°C (97°F) (June 28, 2026).
- On June 8, 2005, Ostrava saw its coldest June day with temperatures maxing out at 9°C (48°F).
- Ostrava registered its coldest June night on June 2, 1977, with temperatures dropping to 1°C (34°F).
- The heaviest June precipitation occurred on June 19, 2020, when 63 mm (2.5 in) of precipitation fell.
Best Places in Czech Republic in June
Find out more about the weather in Czech Republic and which places have the best travel conditions in this month. See all of Czech Republic in June →
perfect weather
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tolerable
unpleasant
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What to Wear in Ostrava in June
For Ostrava in June, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Ostrava in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Czech Republic, check out our Ostrava's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Ostrava climate overview or explore weather in Czech Republic.
