June Weather in Osaka, Japan

Last updated: August 21, 2025

Osaka in June experiences warm and humid weather, with temperatures peaking at 32°C (89°F) and an average of 24°C (75°F), making it a vibrant time to explore the city. Visitors should prepare for occasional rainfall, as precipitation totals reach 147 mm (5.8 in) over approximately 12 days. The high humidity level of 87% adds to the tropical feel, so lightweight clothing and umbrellas are advisable. Enjoy the lush scenery and cultural festivities, but stay hydrated and ready for sudden showers!

June Temperature in Osaka

In June, Osaka, Japan, experiences a delightful transition into summer, with temperatures reaching a minimum of 14°C (58°F) and peaking at a warm 32°C (89°F). The average temperature during this month sits comfortably at 24°C (75°F), marking a significant rise from the cooler spring months. This pattern reflects a steady progression in warmth, as the region moves from the mild temperatures of April and May towards the sweltering heat that characterizes July and August. With the humidity beginning to increase, June offers a perfect opportunity to enjoy outdoor adventures and local festivals as nature bursts into full bloom, setting the stage for the vibrant summer ahead.

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

The chart illustrates June temperature patterns in Osaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osaka, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424351596874828577675647
Data source: Temperature data for Osaka 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 Osaka

In June, Osaka experiences a significant shift in its weather patterns, with precipitation amounting to 147 mm (5.8 in), slightly lower than May's 150 mm (5.9 in) but part of a consistent upward trend as summer approaches. Rainfall in June is typically spread over 12 days, marking an increase in wet weather as the city enters its most humid season. This uptick prepares the region for the heavier downpours that characterize July, where precipitation skyrockets to 282 mm (11.1 in), well above any other month of the year. Overall, June serves as a precursor to the monsoon-like conditions that follow, showcasing a pivotal transition in annual weather patterns.

June Precipitation Trends in Osaka

The chart displays monthly precipitation patterns in Osaka, 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 Osaka, June typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec46601091351501472821831692304457
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

June Humidity in Osaka

In June, Osaka experiences a notable rise in humidity, reaching 87%, which is a peak for the spring season. This increase follows the mild humidity of May at 83%, highlighting a transition into the summer months. As the temperatures warm, humidity levels climb, setting the stage for the sweltering July and August that follow, where humidity soars to an impressive 93% and 91% respectively. This upward trend in humidity from the comfortable spring months foreshadows a steamy Japanese summer, reminding residents and visitors alike to prepare for the balmy days ahead.

June Average Humidity in Osaka

This chart illustrates the average monthly humidity levels in Osaka, 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 Osaka is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%74%76%83%87%93%91%87%85%83%83%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Osaka

As June unfolds in Osaka, Japan, residents and visitors alike should prepare for extreme UV exposure, as the UV Index remains steadfast at 11, similar to May. This means that unprotected skin can burn in just 10 minutes, urging everyone to take necessary precautions when heading outdoors. The trend since early spring reveals a sharp escalation in UV intensity, jumping from a moderate 4 in January to a staggering 12 by July. Thus, ensuring proper sun protection is crucial during these summer months. For more information on UV exposure levels throughout the year, check out the detailed guide on the Osaka UV Index.

Maximum UV Index Levels in Osaka for June

The chart shows the monthly maximum UV Index (UVI) for Osaka 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 Osaka typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111111121110753
Data source: Osaka 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 Osaka

As June arrives in Osaka, Japan, it brings with it a vibrant tapestry of sunshine, contributing 268 hours of bright daylight to the city's charm. This marks a slight drop from the dazzling 291 hours of May, yet it still signifies a continuation of the spring's warmth. As the summer solstice approaches, Osaka transitions into a season where sunlight peaks in August with 305 hours, creating long, sun-soaked days perfect for exploration. Notably, the journey through the months shows a gradual ascent in daylight hours from January’s 185 to May’s peak, painting a picture of longer, brighter days ahead. Thus, June serves as a gentle reminder that summer is well on its way, encouraging both locals and visitors to enjoy the city's bustling outdoor life before the heat of July sets in.

Monthly Sunshine Duration in Osaka: June Highlighted

The June sunshine duration represents the total number of hours Osaka 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.
JanFebMarAprMayJunJulAugSepOctNovDec185h229h265h279h291h268h258h305h242h237h236h221h
Data source: Osaka June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Osaka During June

In Osaka, Japan, the month of June marks a notable dip in sunny weather, with only a 24% chance of sunshine. This decline follows a trend evident in the preceding months, where May and April held higher probabilities of clear skies at 29% and 45%, respectively. As the city transitions from spring to summer, the chances of sunny days take a significant turn for the worse, continuing into July and August, when they barely reach the high twenties. Interestingly, this seasonal shift contrasts sharply with the latter months of the year, where the probability for sunny weather climbs back up, peaking at 57% in December. Thus, while June's weather may lean towards the overcast, sun-seekers can look forward to more favorable conditions as autumn approaches.

Percentage of Sunny Days in June in Osaka

The chart illustrates the percentage of sunny days in Osaka 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 Osaka experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%52%41%45%29%24%32%28%30%53%52%57%
Data source: Osaka June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Osaka in June

As June arrives in Osaka, Japan, the days lengthen significantly, offering 14 hours of daylight—the peak for the month. This increase marks a noticeable transition from 10 hours in January and February, gradually extending with each passing month. By the time spring settles in April and May, residents enjoy 13 hours of daylight, hinting at the bright summer ahead. July carries this trend forward, maintaining the same generous daylight, before a slight decline begins in August. This seasonal dance creates a vibrant atmosphere, encouraging outdoor activities and adventures, making June an exceptional time for enjoying Osaka’s beauty under the sun.

Average Daylight Hours in Osaka for June

The chart illustrates the variation in daylight duration in Osaka throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 5m10h 54m11h 58m13h 3m13h 58m14h 25m14h 12m13h 24m12h 21m11h 16m10h 20m9h 51m
Data source: Osaka daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Osaka

In June, Osaka experiences a notable dip in wind speed, averaging just 1.8 m/s (4 mph), making it the calmest month of the year. This gentle breeze contrasts with the brisker winds of earlier months, such as January through May, where speeds hover between 2.7 m/s (6 mph) and 3.1 m/s (7 mph). As summer approaches, the winds gradually pick up again in July and August, reaching 2.0 m/s (4 mph) and 2.4 m/s (5 mph) respectively. This trend highlights a seasonal shift, with June standing out as a serene prelude to the more dynamic wind patterns that follow in the summer's heat. The overall ambiance of June is characterized by a quiet stillness, providing a perfect backdrop for warm evenings and leisurely outdoor activities.

Average June Wind Speed in Osaka

The chart displays monthly wind speed patterns in Osaka, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.12.72.72.71.8 m/s2.02.42.22.22.32.8
Data source: Osaka June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Osaka Compares to Other Months

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

June and January present stark contrasts in weather. June typically boasts a warm average temperature of 24°C (75°F), with highs reaching 32°C (89°F), making it a much hotter month than January, which has an average temperature of only 6°C (42°F) and maximums of 18°C (64°F). Additionally, June experiences significantly more rainfall, with 147 mm (5.8 in) spread over 12 days, compared to January's 46 mm (1.8 in) over just 6 days. Humidity levels are high in both months, but June's humidity peaks at 87%, slightly higher than January's 82%. For more details on the weather in January, check out Osaka weather in January.

When comparing the weather in June and February, the differences are quite striking. June experiences much warmer temperatures, with an average of 24°C (75°F) and maximums reaching up to 32°C (89°F), while February is chillier, averaging just 6°C (43°F) and peaking at 20°C (68°F). Additionally, June sees significantly higher precipitation, totaling 147 mm (5.8 in) over approximately 12 days, compared to February's 60 mm (2.3 in) over 6 days. Furthermore, humidity levels are higher in June at 87%, compared to 79% in February. For more detailed information on February weather specifics, you can visit Osaka weather in February.

In comparing the weather of June and March, June presents a much warmer climate, with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 32°C (89°F). In contrast, March experiences cooler temperatures, with min temperatures dropping to -1°C (31°F) and max temperatures reaching 23°C (73°F). June also sees higher precipitation levels at 147 mm (5.8 in) over 12 days, compared to March's 109 mm (4.3 in) over 11 days, but the humidity is notably higher in June at 87% against March’s 74%. For more detailed information, you can visit Osaka weather in March.

In comparing the weather of June and April, it's clear that June is significantly warmer, with average temperatures reaching 24°C (75°F) compared to April's 15°C (59°F). June also sees higher maximum temperatures, peaking at 32°C (89°F), while April reaches a maximum of 26°C (79°F). Both months experience considerable rainfall, with June receiving 147 mm (5.8 in) over 12 days and April slightly less at 135 mm (5.3 in) over 10 days. Additionally, June has higher humidity at 87%, compared to April's 76%. For a more detailed look at April weather, visit Osaka weather in April.

Comparing the weather between June and May, June experiences a warmer overall climate with average temperatures reaching 24°C (75°F) compared to May's 20°C (69°F). While May has a slightly lower maximum temperature of 31°C (88°F), both months are similar in their precipitation levels, with May receiving 150 mm (5.9 in) over 10 days, while June has 147 mm (5.8 in) spread over 12 days. Additionally, June is characterized by higher humidity at 87%, surpassing May's 83%. For more detailed information, you can check out Osaka weather in May.

June and July exhibit notable differences in weather patterns. June typically sees milder temperatures, with an average of 24°C (75°F) and highs reaching 32°C (89°F). However, it experiences significant rainfall, accumulating 147 mm (5.8 in) over about 12 days, coupled with high humidity at 87%. In contrast, July brings hotter conditions, with average temperatures soaring to 28°C (82°F) and maximums peaking at 37°C (99°F). This month also sees an increase in precipitation, totaling 282 mm (11.1 in) over approximately 18 days, and a rise in humidity to 93%. For more detailed weather information, you can refer to Osaka weather in July.

In comparing the weather between June and August, June tends to be milder with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 32°C (89°F), while August sees significantly higher temperatures, with averages peaking at 38°C (101°F). Both months experience a similar number of rainy days at 12; however, August has greater total precipitation at 183 mm (7.2 in) compared to June's 147 mm (5.8 in). Additionally, humidity levels are slightly higher in August, averaging around 91% compared to June's 87%. For more specific insights into August weather, you can check Osaka weather in August.

In June, the weather is characterized by warm temperatures, with an average of 24°C (75°F) and maxima reaching up to 32°C (89°F), accompanied by significant rainfall of 147 mm (5.8 in) over approximately 12 days. The high humidity level of 87% contributes to a sticky atmosphere. In contrast, September sees slightly warmer temperatures, with an average of 25°C (78°F) and maximums soaring to 37°C (99°F). However, it also experiences more rainfall at 169 mm (6.7 in) over 15 days, with humidity remaining steady at 87%. For a detailed look at the weather patterns during this month, check out Osaka weather in September.

In June, the weather features warmer temperatures with a minimum of 14°C (58°F) and an average of 24°C (75°F), peaking at a maximum of 32°C (89°F). However, it is also quite humid, with a high humidity level of 87% and total precipitation of 147 mm (5.8 in) over 12 days. In contrast, October brings cooler temperatures, with a minimum of 8°C (46°F) and an average of 20°C (67°F), while still reaching a maximum of 33°C (91°F). October is wetter, with precipitation increasing to 230 mm (9.0 in) over the same number of rainy days, but the humidity is slightly lower at 85%. For more details on October weather, check out Osaka weather in October.

June and November present distinctly different weather patterns. In June, temperatures range from a mild 14°C (58°F) at their lowest to a warm average of 24°C (75°F), peaking at 32°C (89°F), accompanied by high humidity at 87% and significant rainfall of 147 mm (5.8 in) over 12 days. In contrast, November experiences cooler conditions, with a minimum temperature of 2°C (35°F) and an average of 13°C (56°F), while the maximum reaches a comfortable 25°C (78°F). Precipitation in November is much lighter, totaling only 44 mm (1.7 in) over 6 days, and humidity drops slightly to 83%. For more details on the weather specifics, check out Osaka weather in November.

June and December exhibit strikingly different weather patterns. In June, temperatures range from a minimum of 14°C (58°F) to a maximum of 32°C (89°F), with an average of 24°C (75°F). The month experiences considerable precipitation, totaling 147 mm (5.8 in) over 12 rainy days, coupled with high humidity levels at 87%. In contrast, December brings a cooler climate, with temperatures ranging from a chilly -1°C (30°F) to a more moderate 22°C (71°F), averaging around 8°C (47°F). Rainfall is significantly reduced to 57 mm (2.2 in) over just 6 days, and humidity drops slightly to 83%. For a more detailed look at December's weather specifically in Osaka, visit Osaka weather in December.

Compare Osaka's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Osaka

As June arrives in Osaka, the city transitions into a thirst-quenching and humid month, setting it apart from the rest of the year. With temperatures peaking around 32°C, the warmth is palpable, though the average remains a comfortable 24°C. This month also sees a notable amount of precipitation, with rain gracing the city for over 12 days, contributing to the lush greenery that characterizes the onset of summer. The humidity hovers around 87%, making June feel particularly sticky, contrasting sharply with the cooler and more temperate months preceding it. For a deeper dive into the unique aspects of Osaka's weather patterns throughout the year, visit Osaka Climate.