June Weather in Irkutsk, Russian Federation

Last updated: August 27, 2025

June in Irkutsk, Russian Federation showcases a vibrant climatic tapestry, characterized by a maximum temperature reaching an impressive 33°C (92°F) and an average of 16°C (61°F), providing warm days ideal for outdoor exploration. However, the month does not shy away from cooler moments, with temperatures dipping as low as 2°C (37°F). Rainfall is modest, accumulating around 47 mm (1.8 in) over approximately 10 days, contributing to the region's lush greenery. The humidity level hangs around 64%, creating a balanced atmosphere that enhances the freshness of the early summer air. This captivating weather profile invites both locals and visitors to relish the beauty and vitality of Irkutsk during this dynamic month.

June Temperature in Irkutsk

June in Irkutsk, Russian Federation, marks a significant transition into warmth after the harsh winter months. With minimum temperatures around 2°C (37°F) and an average of 16°C (61°F), the city shakes off the cold, embracing a lively summer vibe. Days can soar to a pleasantly warm 33°C (92°F), making it one of the hottest months of the year. This drastic rise in temperatures highlights a stark contrast to the freezing depths experienced earlier in the year, particularly in January and February. As the region bathes in the summer sun, June not only offers a respite from the bitter cold but also provides vibrant opportunities for outdoor activities, making it a perfect time to experience the natural beauty surrounding Irkutsk.

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

The chart illustrates June temperature patterns in Irkutsk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Irkutsk, June typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec-232239506166635137192
Data source: Temperature data for Irkutsk generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Irkutsk

June in Irkutsk marks a pivotal transition in the climate as the city experiences a significant increase in precipitation, receiving 47 mm (1.8 in) over 10 days. Following the comparatively dry months of winter and early spring, June's rainfall is almost on par with May's, indicating a shift towards the peak of the wet season. This uptick sets the stage for the much wetter months ahead, with July typically recording the highest precipitation levels at 96 mm (3.8 in). The pattern reflects a gradual escalation in rainfall that is characteristic of the region, as the summer months bring not only warmth but also the potential for robust rain showers, essential for the local ecosystem. With June serving as a bridge, it hints at the lush green landscapes that Irkutsk will soon embrace as the summer progresses.

June Precipitation Trends in Irkutsk

The chart displays monthly precipitation patterns in Irkutsk, 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. In Irkutsk, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec121116204847968875251319
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Irkutsk

In June, Irkutsk experiences a noticeable drop in humidity, reaching 64%, the lowest level of the year. This shift marks a transition from the dampness of spring, where May recorded 67%, to the relatively dry summer months. As temperatures rise, the air becomes less saturated, providing a refreshing contrast to the high humidity that envelops the city in the winter, peaking at an impressive 94% in January. This trend of decreasing humidity continues into the warmer months, with July and August registering slightly higher levels at 71% and 73%, respectively. Overall, June serves as a pivotal point in Irkutsk’s climate, where the lingering moisture of spring gives way to the sunlit warmth of summer.

June Average Humidity in Irkutsk

This chart illustrates the average monthly humidity levels in Irkutsk, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Irkutsk is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%90%81%73%67%64%71%73%84%84%90%96%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Irkutsk

In June, Irkutsk experiences a notable surge in UV exposure, with a UV Index of 8, categorizing it as very high. This signifies a significant shift from the earlier months, where the index gradually climbed from a low of 1 in January to a moderate level by May. With a burn time of only 15 minutes, it's crucial to take precautions against sun damage when enjoying the outdoors. As summer progresses, the UV levels remain intense, making protective measures essential. Understanding these trends can help residents and visitors alike stay safe and enjoy the vibrant beauty of Irkutsk under the sun. For more detailed information, visit Irkutsk UV Index.

Maximum UV Index Levels in Irkutsk for June

The chart shows the monthly maximum UV Index (UVI) for Irkutsk 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. In June, the maximum UV index in Irkutsk typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Irkutsk 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 Irkutsk

June shines vibrantly in Irkutsk, as the city basks in 376 hours of sunlight, making it one of the sunniest months of the year. This bright month follows a steady upward trend in sunshine hours, starting from a modest 166 hours in January and gradually increasing each month, culminating in the blissful light of summer. The ascent from 358 hours in May to June's peak highlights the allure of the season, before a slight dip in July to 372 hours. This overall pattern showcases the region's transition from the stark chill of winter to the warmth of summer, offering a captivating glimpse into the cyclical nature of Irkutsk's climate.

Monthly Sunshine Duration in Irkutsk: June Highlighted

The June sunshine duration represents the total number of hours Irkutsk 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.
JanFebMarAprMayJunJulAugSepOctNovDec166h247h310h333h358h376h372h342h295h280h230h191h
Data source: Irkutsk June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Irkutsk During June

June marks a transitional period in Irkutsk, with a 39% chance of sunny weather. This figure reflects a modest uptick from the preceding months, particularly April and May, where the likelihood of sunshine dips to 40% and 29% respectively. Interestingly, June ties with July in sunny prospects, but still trails behind the more optimistic fall months, where October enjoys a 53% chance of sunshine. Overall, while June does not guarantee abundant sun, it offers a promising glimpse of summer, hinting at a trend of increasing sunshine that reaches its zenith in the height of summer.

Percentage of Sunny Days in June in Irkutsk

The chart illustrates the percentage of sunny days in Irkutsk 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 Irkutsk experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%29%48%40%29%39%39%34%40%53%31%37%
Data source: Irkutsk June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Irkutsk in June

As spring warms the region, Irkutsk experiences a remarkable increase in daylight duration, culminating in June when the sun graces the sky for 16 hours. This trend showcases a steady climb from 8 hours in January to a peak in mid-summer, reflecting the natural rhythm of the seasons. Following June, daylight remains plentiful in July, sustaining the 16-hour mark, before gradually tapering off to 14 hours in August and further down to 12 hours by September. This gradual decline signals the arrival of shorter days as autumn approaches. Overall, the daylight dynamics in Irkutsk highlight a striking contrast between the long, sunlit days of summer and the stark brevity of winter, painting a vivid picture of the region's seasonal transformation.

Average Daylight Hours in Irkutsk for June

The chart illustrates the variation in daylight duration in Irkutsk throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 16m9h 53m11h 53m13h 56m15h 44m16h 41m16h 11m14h 35m12h 37m10h 35m8h 45m7h 46m
Data source: Irkutsk daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Irkutsk

In June, Irkutsk experiences a gentle breeze, with an average wind speed of 2.9 m/s (7 mph), mirroring the mild conditions of April and May. As the region transitions into summer, the wind picks up slightly from the earlier spring months, yet it remains noticeably calmer as the season progresses towards July, where it dips to 2.3 m/s (5 mph). This pattern indicates a trend of increased wind activity in spring, followed by a gradual decrease into the heart of summer. Overall, June holds a unique balance, offering residents and visitors a refreshing and pleasant atmosphere that characterizes the beauty of Irkutsk in full bloom.

Average June Wind Speed in Irkutsk

The chart displays monthly wind speed patterns in Irkutsk, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.62.72.93.22.9 m/s2.32.72.82.32.52.2
Data source: Irkutsk June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Irkutsk Compares to Other Months

Weather in Irkutsk varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Irkutsk, focusing on differences in temperature, rainfall, humidity, and UV levels.

When comparing the weather in June and January, the differences are stark. June boasts a temperature range from a chilly 2°C (37°F) at night to a warm 33°C (92°F) during the day, with an average temperature of 16°C (61°F). The month experiences about 47 mm (1.8 in) of precipitation spread over 10 days, with humidity around 64%. In contrast, January is frigid, with temperatures plunging as low as -41°C (-41°F) and averaging -19°C (-1°F). The maximum temperature reaches only -5°C (24°F), and the month sees much less precipitation, totaling just 12 mm (0.5 in) over 4 days, but with a notably high humidity of 94%. For more detailed insights on January weather, you can visit Irkutsk weather in January.

In June, the weather offers a stark contrast to February, with temperatures ranging from a minimum of 2°C (37°F) to a scorching maximum of 33°C (92°F) and an average of 16°C (61°F). The month sees around 47 mm (1.8 in) of precipitation over 10 days, accompanied by a moderate humidity level of 64%. In comparison, February is characterized by frigid temperatures, with a chilling minimum of -40°C (-39°F), an average of -16°C (3°F), and a maximum of just 5°C (41°F). Precipitation is much lighter in February, totaling only 11 mm (0.4 in) over 4 days, yet humidity is significantly higher at 90%. For further details on the winter climate, you can visit Irkutsk weather in February.

In June, the weather becomes significantly warmer compared to March, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 33°C (92°F) and an average of 16°C (61°F). The month experiences more precipitation, totaling 47 mm (1.8 in) over about 10 days, while humidity sits at a relatively moderate 64%. In stark contrast, March is characterized by much colder conditions, with temperatures dropping to a minimum of -30°C (-22°F) and reaching a maximum of 12°C (54°F), averaging -5°C (23°F). Precipitation is much lower at 16 mm (0.6 in) spread over just 4 days, accompanied by higher humidity at 81%. For a detailed look at March weather in Irkutsk, you can visit Irkutsk weather in March.

The weather in June is significantly warmer than in April, with average temperatures soaring from 4°C (39°F) in April to 16°C (61°F) in June, peaking at a high of 33°C (92°F). While April can still experience frosty conditions, with a minimum temperature dropping to -11°C (13°F), June presents a much milder climate. Additionally, June experiences more precipitation at 47 mm (1.8 in) over 10 days compared to April's 19 mm (0.8 in) over just 6 days. Humidity levels are somewhat lower in June at 64%, compared to the 73% seen in April, making the latter feel more damp despite its cooler temperatures. For more detailed information about April weather, you can visit Irkutsk weather in April.

In comparing the weather of June and May, June experiences a wider temperature range with minimums of 2°C (37°F), average temperatures around 16°C (61°F), and maximums reaching 33°C (92°F). In contrast, May's temperatures start lower, with minimums dipping to -4°C (24°F), an average of 10°C (50°F), and a maximum of 31°C (89°F). Both months see similar levels of precipitation, with June receiving 47 mm (1.8 in) over 10 days and May slightly higher at 48 mm (1.9 in) over 11 days. Additionally, June has a slightly lower humidity level at 64%, compared to May's 67%. For a detailed look at May's weather, you can visit Irkutsk weather in May.

In comparing the weather of June and July, we see a noticeable shift in temperatures and precipitation. June tends to be warmer overall, with average temperatures ranging from a minimum of 2°C (37°F) to a maximum of 33°C (92°F), while July's temperatures range from a minimum of 8°C (46°F) to a maximum of 32°C (90°F). Interestingly, July is slightly wetter, with 96 mm (3.8 in) of precipitation over 12 days compared to June's 47 mm (1.8 in) over 10 days. Additionally, July experiences higher humidity at 71% compared to June's 64%, contributing to a muggier atmosphere. For more detailed information about July weather, you can check Irkutsk weather in July.

When comparing the weather in June and August, June tends to be warmer overall, with maximum temperatures reaching up to 33°C (92°F). In contrast, August has a slightly lower maximum temperature of 30°C (86°F) but experiences higher average and minimum temperatures, with lows around 4°C (39°F). Precipitation is more prevalent in August, totaling 88 mm (3.5 in) over 12 days, compared to June's 47 mm (1.8 in) over 10 days. Additionally, humidity levels are higher in August at 73%, compared to June's 64%. For more detailed insights, you can check the Irkutsk weather in August.

June and September in Irkutsk present notably different weather patterns. June enjoys a mild range of temperatures, with a minimum of 2°C (37°F) and a warm average of 16°C (61°F), peaking at a maximum of 33°C (92°F). It features relatively low precipitation at 47 mm (1.8 in) over about 10 days, and humidity stays at a comfortable 64%.

In contrast, September sees a significant drop in temperatures, starting with a minimum of -1°C (31°F) and an average of 11°C (52°F), with a maximum of 26°C (79°F). Precipitation also increases to 75 mm (2.9 in) over the same number of days, and humidity rises to 84%. These changes highlight the transition from the warmth of late spring to the cooler, more humid conditions of early autumn. For more details on climate specifics, please visit Irkutsk weather in September.

June and October present contrasting weather conditions. In June, temperatures range from a cool 2°C (37°F) to a warm 33°C (92°F), with an average of 16°C (61°F), while October sees much cooler temperatures, with minimums dropping to -8°C (18°F) and an average of only 3°C (37°F). June experiences more precipitation, totaling 47 mm (1.8 in) over about 10 days, compared to October's lighter rainfall of 25 mm (1.0 in) over just 6 days. Additionally, October boasts a higher humidity level at 84%, compared to June's 64%. For more detailed insights, check out Irkutsk weather in October.

June and November present stark contrasts in weather conditions. June boasts a mild average temperature of 16°C (61°F), with highs reaching up to 33°C (92°F), making it a warm month for outdoor activities. However, it also experiences frequent precipitation, with rain covering about 10 days and a total of 47 mm (1.8 in) throughout the month. In contrast, November plunges into much colder temperatures, averaging -7°C (20°F) and often dipping as low as -28°C (-18°F). This month sees significantly less precipitation, totaling only 13 mm (0.5 in) over just 4 days, but the humidity is notably high at 90%, creating a frosty atmosphere. For more details on November conditions, you can visit Irkutsk weather in November.

The weather in June and December contrasts dramatically in Irkutsk. In June, temperatures range from a mild 2°C (37°F) at night to a warm 33°C (92°F) during the day, with an average of 16°C (61°F). This month experiences approximately 47 mm (1.8 in) of precipitation over about 10 days, alongside a humidity level of 64%. In stark contrast, December plunges into frigid temperatures, with nighttime lows reaching -39°C (-38°F) and daytime highs barely reaching 3°C (38°F), averaging -17°C (2°F). The month sees significantly less precipitation at 19 mm (0.7 in) over just 5 days, but the humidity is notably higher at 96%. For a detailed look at the cold month of December, you can check Irkutsk weather in December.

Compare Irkutsk's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Irkutsk

As June rolls into Irkutsk, the weather marks a stark transition from the chill of earlier months, embracing warmth with average temperatures reaching 16°C. The city experiences a pleasant surge in vitality, with maximum temperatures sometimes peaking at a sweltering 33°C. This month is characterized by a notable increase in humidity and a moderate amount of precipitation, which can lend a refreshing touch to the longer days. While rainfall graces the city for about 10 days, these showers often bask the landscape in vibrant greens, making June an enchanting time to explore Irkutsk. For a deeper insight into the seasonal shifts of this remarkable region, visit Irkutsk Climate.