June Weather in Ostrava, Czech Republic

Last updated: April 1, 2025

In Ostrava, Czech Republic, June brings a delightful mix of temperatures that appeal to a variety of outdoor enthusiasts. With maximum temperatures soaring up to 32°C (90°F) and an average of 19°C (66°F), the month offers warm, inviting days perfect for exploring. However, cooler nights can dip to a minimum of 5°C (41°F), providing a refreshing respite. Rainfall is moderate with 86 mm (3.4 in) expected over about 14 days, contributing to a humidity level of 71%, which adds to the lush, green landscape. Overall, June in Ostrava is characterized by vibrant weather that showcases the beauty of the season while balancing sunny days with occasional showers.

June Temperature in Ostrava

June in Ostrava, Czech Republic, marks a delightful transition into summer, showcasing a significant rise in temperatures that energize the city. With a minimum of 5°C (41°F), average temperatures escalating to 19°C (66°F), and peaking at a warm 32°C (90°F), June invites a vibrant atmosphere perfect for outdoor activities and exploration. This month stands out as a herald of warmer days, where residents and visitors alike can bask in the sunshine after the long, chilly months of winter and spring. The gradual warming trend is evident as June's temperatures are a stark contrast to the colder earlier months, creating a lively backdrop for festivals and leisurely strolls along Ostrava’s picturesque parks and riverside.

June Weather in Ostrava: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Ostrava, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec313439485666676759514235
Data source: Temperature data for Ostrava generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Ostrava

In June, Ostrava experiences a significant shift in precipitation patterns as the spring rains culminate in 86 mm (3.4 in) of rainfall over approximately 14 days. This marks a moderate decrease from May's substantial 101 mm (4.0 in) but maintains a steady level of moisture that's essential for lush summer growth. The rainfall during this month helps sustain the vibrant greenery that characterizes the region, while also keeping the air pleasantly cool. Notably, June's precipitation trends set the stage for the wetter months ahead, as July and August follow with even more rainfall, showcasing the seasonal rhythm of Ostrava's climate.

June Precipitation Trends in Ostrava

The chart displays monthly precipitation patterns in Ostrava, with values for each month alongside June's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec445752601018692112103844968
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Ostrava

In Ostrava, Czech Republic, June marks a subtle shift in humidity levels, as they dip to 71%, a slight increase from May’s 70%. This transitional month sits between the damp chill of early spring and the warmer embrace of summer, continuing a gradual decline in humidity that began in April. From a peak of 90% in January, humidity steadily decreases to its lowest point in the summer months, with July and August reaching 67% and 64%, respectively. As the year progresses, the summer heat brings relief from the moisture-laden air of winter, paving the way for a more comfortable climate. This trend reflects a typical pattern in Ostrava, where humidity ebbs and flows in harmony with the changing seasons.

June Average Humidity in Ostrava

This chart illustrates the average monthly humidity levels in Ostrava, with June's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how June's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%83%76%70%71%67%64%67%83%90%91%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Ostrava

As summer approaches, the UV Index in Ostrava, Czech Republic, sees a significant rise, peaking in June at an impressive 8, which classifies it as very high. This marks a noticeable shift from the more temperate readings earlier in the year, where the Index hovered between 2 and 6. With a burn time of just 15 minutes, the urgency for sun protection becomes crucial, highlighting the importance of being mindful of sun exposure during this month. As the days warm up, individuals should remain vigilant, as the high levels of UV radiation persist into July, before tapering down again in August. For more detailed information on UV trends throughout the year, visit Ostrava UV Index.

Maximum UV Index Levels in Ostrava for June

The chart shows the monthly maximum UV Index (UVI) for Ostrava in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec224678876421
Data source: Ostrava June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

June Sunshine in Ostrava

In June, Ostrava basks in a delightful 412 hours of sunshine, marking a peak in daylight that continues the upward trend established through the spring months. Following the gentle warmth of May with its 376 hours, the sunlight intensifies as summer approaches, reaching an impressive high. This increase signifies not just longer days, but a vibrant atmosphere as the city comes alive with outdoor activities and events. As July rolls in, sunshine continues its ascent, reaching 429 hours, while August offers a slight dip at 389 hours, yet still maintains an abundance of bright days. This seasonal pattern highlights how June serves as a pivotal moment of transition, setting the tone for the flourishing summer in this dynamic Czech city.

Monthly Sunshine Duration in Ostrava: June Highlighted

The June sunshine duration represents the total number of hours Ostrava experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec133h194h294h328h376h412h429h389h310h262h191h147h
Data source: Ostrava June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ostrava During June

As we step into June, the likelihood of sunny weather in Ostrava, Czech Republic becomes notably more promising, with a 51% chance of sunshine. This trend marks a significant increase compared to the earlier months, where the chances hover below 50%. While March begins to hint at spring with 41%, June emerges as a standout, surpassing not only the previous month of May, which held a 33% chance, but also offering a refreshing contrast to the heavier cloud cover of early winter and spring months like January and February, which showcase chances as low as 20% and 30% respectively. This upward shift signals the arrival of summer, inviting residents and visitors alike to bask in the warmth of longer, sunlit days in Ostrava.

Percentage of Sunny Days in June in Ostrava

The chart illustrates the percentage of sunny days in Ostrava throughout the year, with June highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ostrava experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%30%41%34%33%51%40%35%42%50%28%18%
Data source: Ostrava June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ostrava in June

In Ostrava, Czech Republic, the month of June marks the pinnacle of daylight, with 16 hours of sunshine gracing the city each day. This surge in natural light is part of a broader trend that begins in the early months of the year; as winter fades, the daylight steadily increases from a mere 8 hours in January to 15 hours by May. The gradual transition to longer days not only enhances the vibrancy of the landscape but also invites more outdoor activities and cultural events. As summer continues, daylight begins to slightly taper off in July, yet the 14 hours of sunlight in August still reflect the lingering warmth of the season. Overall, the daylight duration in June showcases nature's dynamic rhythm, fostering a lively atmosphere as the community basks in its abundant light.

Average Daylight Hours in Ostrava for June

The chart illustrates the variation in daylight duration in Ostrava throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 38m10h 6m11h 55m13h 47m15h 23m16h 13m15h 47m14h 20m12h 33m10h 42m9h 3m8h 10m
Data source: Ostrava daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Ostrava

In Ostrava, Czech Republic, the month of June offers a notable departure in wind patterns, with an average wind speed of just 2.3 m/s (5 mph). This represents a drop compared to the preceding months, where wind speeds gradually increased to 3.6 m/s (8 mph) in May. As summer begins, the gentle breezes of June are a refreshing contrast to the stronger winds experienced earlier in spring, signaling a shift towards warmer and calmer weather. Interestingly, this lower wind speed trend continues into July and August, suggesting that the summer months might cradle the city in a tranquil embrace, perfect for outdoor activities while enjoying the serene atmosphere. Such variations in wind speed highlight the dynamic climatic conditions that characterize Ostrava throughout the year.

Average June Wind Speed in Ostrava

The chart displays monthly wind speed patterns in Ostrava, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.53.23.43.62.3 m/s2.42.62.53.83.33.2
Data source: Ostrava June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Ostrava Compares to Other Months

The weather in Ostrava changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of June's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Ostrava and find detailed weather information for every month.

June and January present starkly contrasting weather patterns. In June, temperatures range from a mild 5°C (41°F) at night to a warm 32°C (90°F) during the day, averaging around 19°C (66°F). The month sees a fair amount of rain, with about 86 mm (3.4 in) falling over 14 days, coupled with a humidity level of 71%. In contrast, January experiences much colder temperatures, ranging from a low of -18°C (0°F) to a high of just 11°C (52°F), with an average temperature of 0°C (31°F). Though January is drier, with only 44 mm (1.7 in) of precipitation across 12 days, the humidity is noticeably higher at 90%. For more details, check this link: Ostrava weather in January.

June and February present stark contrasts in weather conditions. June boasts warmer temperatures with a minimum of 5°C (41°F) and an average of 19°C (66°F), peaking at 32°C (90°F). In contrast, February's temperatures are much colder, ranging from a low of -18°C (0°F) to an average of 1°C (34°F), with maximums reaching 17°C (63°F). Precipitation is higher in June, totaling 86 mm (3.4 in) over 14 days, compared to February's 57 mm (2.2 in) over 12 days. Additionally, humidity levels are slightly elevated in February at 87%, versus June’s 71%. For more detailed information, check out Ostrava weather in February.

June and March present strikingly different weather patterns. June boasts a mild average temperature of 19°C (66°F), with highs reaching up to 32°C (90°F), making it a much warmer month overall. In contrast, March remains chilly, averaging just 4°C (40°F), with nighttime lows dipping to -20°C (-4°F). While June has a higher overall precipitation of 86 mm (3.4 in) over 14 days, March has less rainfall at 52 mm (2.0 in) over 12 days, despite its higher humidity of 83% compared to June’s 71%. For those interested in more detailed information about March weather, you can visit Ostrava weather in March.

June weather in Ostrava is characterized by warmer temperatures, with a minimum of 5°C (41°F), an average of 19°C (66°F), and a maximum reaching up to 32°C (90°F). In contrast, April experiences cooler temperatures, ranging from a minimum of -6°C (22°F) to a maximum of 27°C (80°F), with an average of 9°C (48°F). While both months see precipitation, June has a total of 86 mm (3.4 in) spread over 14 days, compared to April's 60 mm (2.4 in) over 10 days. Humidity levels are slightly higher in April at 76%, compared to June's 71%. For more detailed information, check out Ostrava weather in April.

In comparing the weather between May and June, we observe a significant warming trend as the months progress. June features a temperature range with a minimum of 5°C (41°F) and an average high reaching 32°C (90°F), while May's temperatures are notably cooler, with a minimum of -2°C (29°F) and an average high of 29°C (84°F). Additionally, June experiences slightly less precipitation, totaling 86 mm (3.4 in) over 14 days, compared to May's 101 mm (4.0 in) over 16 days. Humidity levels remain fairly consistent, with June at 71% and May at 70%. For further details on May's weather, check out Ostrava weather in May.

In comparing the weather between June and July, both months see similar average temperatures, hovering around 19°C (66°F to 67°F). However, July tends to be slightly warmer, with maximum temperatures reaching up to 35°C (95°F), compared to June's max of 32°C (90°F). Precipitation is also quite comparable, with July receiving 92 mm (3.6 in) and June 86 mm (3.4 in), although both months experience precipitation on about 14 days. The humidity dips slightly from June's 71% to July's 67%, making July feel a bit drier overall. For more detailed information, you can check Ostrava weather in July.

June and August in Ostrava exhibit notable similarities and a few key differences in weather patterns. In June, the temperatures range from a minimum of 5°C (41°F) to a maximum of 32°C (90°F), with an average temperature of 19°C (66°F). The month experiences a higher humidity level of 71%, alongside 86 mm (3.4 in) of precipitation over 14 days.

In contrast, August sees slightly warmer conditions, with temperatures ranging from 7°C (45°F) to 33°C (92°F) and an average of 20°C (68°F). However, the humidity drops to 64%, and rainfall increases to 112 mm (4.4 in), also spread across 14 days. For a more detailed look at weather specifics, you can visit Ostrava weather in August.

In June, the weather in Ostrava is generally warmer with average temperatures reaching around 19°C (66°F), while September sees a drop to an average of 15°C (59°F). June experiences a wider temperature range, with highs peaking at 32°C (90°F), compared to September's maximum of 30°C (87°F). However, September tends to receive slightly more precipitation, totaling 103 mm (4.1 in) over 13 days, compared to June's 86 mm (3.4 in) over 14 days. Both months have comparable humidity levels, with June at 71% and September dipping slightly to 67%. For a more detailed look at what to expect during September, you can visit Ostrava weather in September.

In comparing the weather of June and October, we observe notable differences in temperature and humidity. June boasts a minimum temperature of 5°C (41°F) and averages a warm 19°C (66°F), peaking at a maximum of 32°C (90°F). In contrast, October experiences much cooler conditions, with a minimum of -2°C (28°F) and an average of 10°C (51°F), reaching a maximum of 24°C (76°F). Additionally, while both months receive comparable precipitation—86 mm (3.4 in) in June and 84 mm (3.3 in) in October—the number of rainy days is slightly lower in October at 11 days compared to June's 14. Notably, October also sees higher humidity levels at 83%, compared to June's 71%. For more details, check out Ostrava weather in October.

June and November present contrasting weather conditions. In June, temperatures vary significantly, ranging from a chilly 5°C (41°F) at night to a warm 32°C (90°F) during the day, with an average of 19°C (66°F). The month experiences substantial precipitation, with 86 mm (3.4 in) falling over 14 days and humidity levels at 71%. In stark contrast, November features much cooler temperatures, with a minimum of -8°C (17°F) and a maximum of 19°C (66°F), averaging just 6°C (43°F). Furthermore, November sees less precipitation, totaling 49 mm (1.9 in) over 9 days, but a higher humidity of 90%. For more detailed information on the weather during this month, check out Ostrava weather in November.

June in Ostrava brings a warm and pleasant climate, with temperatures ranging from a mild 5°C (41°F) at night to a summery peak of 32°C (90°F) during the day. The month is characterized by an average temperature of 19°C (66°F) and experiences moderate rainfall of 86 mm (3.4 in) over about 14 days, accompanied by relatively high humidity at 71%. In contrast, December offers a starkly different weather experience, where temperatures drop significantly, with lows reaching -11°C (12°F) and daytime highs averaging just 1°C (35°F). Despite slightly less precipitation at 68 mm (2.7 in), December retains a similar rain frequency of 14 days, yet the humidity rises to a notable 91%. For more insights into the December climate, you can visit Ostrava weather in December.

Compare Ostrava's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Ostrava

As June unfolds in Ostrava, the city experiences a delightful departure from the cooler months, showcasing an inviting warmth and an average temperature of 19°C. This month stands out with its sun-drenched days, reaching up to 32°C, while the evenings still retain a refreshing chill, dropping to around 5°C. However, June does bring some rain, with 14 days of precipitation contributing to a total of 86 mm, creating a lush, verdant backdrop. With humidity levels lingering around 71%, the air can feel quite balmy. In contrast to the preceding months, June provides a perfect blend of warmth and occasional showers, making it an ideal time for outdoor activities. Discover more about what to expect throughout the year by visiting Ostrava Climate.