June Weather in Osaki, Japan

Last updated: August 23, 2025

In June, the average temperature in Osaki, Japan reaches a pleasant 23°C (74°F). Expect fluctuations, with minimums dipping to 15°C (59°F) and maximums soaring to 31°C (88°F). However, be prepared for a fair amount of rain, as precipitation averages 408 mm (16.0 in) over 20 days, and the average humidity hovers at a high 86%.

June Temperature in Osaki

In June in Osaki, the average temperature is 23°C (74°F), with maximums reaching up to 31°C (88°F) and minimums dipping as low as 15°C (59°F). This pleasant climate makes Osaki an ideal destination for travelers looking to enjoy comfortable weather and outdoor activities.

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

The chart illustrates June temperature patterns in Osaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osaki, June typically has an average temperature of 23°C (74°F), with highs reaching up to 31°C (88°F) and lows dropping to around 15°C (59°F).

Data source: Temperature data for Osaki generated using information from the Copernicus Climate Change Service.

June Precipitation in Osaki

In Osaki in June, the total precipitation amount is 408 mm (16.0 in) spread over 20 days.

June Precipitation Trends in Osaki

The chart displays monthly precipitation patterns in Osaki, 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 Osaki, June typically receives around 408 mm (16.0 inches) of precipitation spread over approximately 20 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

June Humidity in Osaki

In Osaki in June, humidity is 86%. With an average temperature of 23°C (74°F), this humidity feels like you're stepping into a warm embrace, making travel a bit sticky yet invigorating, as the air wraps around you, inviting you to explore while reminding you to stay hydrated.

June Average Humidity in Osaki

This chart illustrates the average monthly humidity levels in Osaki, 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 Osaki is approximately 86%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Osaki

In Osaki in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Osaki.

Maximum UV Index Levels in Osaki for June

The chart shows the monthly maximum UV Index (UVI) for Osaki 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 Osaki typically reaches 12, which falls under the extreme exposure category.

Data source: Osaki 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.

How June Weather in Osaki Compares to Other Months

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

This table compares monthly weather conditions in Osaki, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	55 mm (2.2 inches)	72%	moderate
February Weather	9°C (48°F)	105 mm (4.2 inches)	68%	high
March Weather	13°C (55°F)	178 mm (7.0 inches)	72%	very high
April Weather	16°C (62°F)	142 mm (5.6 inches)	79%	very high
May Weather	20°C (69°F)	251 mm (9.9 inches)	83%	extreme
June Weather	23°C (74°F)	408 mm (16.0 inches)	86%	extreme
July Weather	27°C (80°F)	378 mm (14.9 inches)	90%	extreme
August Weather	28°C (82°F)	229 mm (9.0 inches)	85%	extreme
September Weather	25°C (78°F)	289 mm (11.4 inches)	80%	extreme
October Weather	21°C (70°F)	170 mm (6.7 inches)	78%	very high
November Weather	15°C (59°F)	95 mm (3.8 inches)	76%	high
December Weather	10°C (50°F)	79 mm (3.1 inches)	74%	moderate