June Weather in Tosu, Japan

Last updated: August 23, 2025

In June, the average temperature in Tosu, Japan hovers around 23°C (74°F). Expect a comfortable range where the minimum dips to 13°C (56°F), but can soar to a steamy 32°C (90°F). This month also brings 233 mm (9.2 in) of precipitation over 14 days, contributing to a notably high 86% humidity across the region. Adjust your plans accordingly, and embrace the vibrant climate!

June Temperature in Tosu

In June in Tosu, the average temperature is 23°C (74°F). The maximum can reach 32°C (90°F), while the minimum can be as low as 13°C (56°F). This pleasant climate makes Tosu an ideal destination for outdoor activities and sightseeing.

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

The chart illustrates June temperature patterns in Tosu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tosu, June typically has an average temperature of 23°C (74°F), with highs reaching up to 32°C (90°F) and lows dropping to around 13°C (56°F).

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

June Precipitation in Tosu

In Tosu in June, the total precipitation amount is 233 mm (9.2 in) over the course of 14 days.

June Precipitation Trends in Tosu

The chart displays monthly precipitation patterns in Tosu, 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 Tosu, June typically receives around 233 mm (9.2 inches) of precipitation spread over approximately 14 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Tosu

In Tosu 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 Tosu

This chart illustrates the average monthly humidity levels in Tosu, 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 Tosu 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 Tosu

In Tosu in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Tosu.

Maximum UV Index Levels in Tosu for June

The chart shows the monthly maximum UV Index (UVI) for Tosu 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 Tosu typically reaches 11, which falls under the extreme exposure category.

Data source: Tosu 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 Tosu Compares to Other Months

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

This table compares monthly weather conditions in Tosu, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	54 mm (2.1 inches)	75%	moderate
February Weather	7°C (44°F)	85 mm (3.4 inches)	71%	high
March Weather	11°C (52°F)	133 mm (5.2 inches)	71%	very high
April Weather	15°C (59°F)	124 mm (4.9 inches)	78%	extreme
May Weather	20°C (68°F)	200 mm (7.9 inches)	84%	extreme
June Weather	23°C (74°F)	233 mm (9.2 inches)	86%	extreme
July Weather	27°C (80°F)	450 mm (17.7 inches)	92%	extreme
August Weather	28°C (82°F)	331 mm (13.0 inches)	91%	extreme
September Weather	24°C (76°F)	209 mm (8.2 inches)	84%	extreme
October Weather	19°C (66°F)	120 mm (4.7 inches)	83%	high
November Weather	13°C (55°F)	57 mm (2.2 inches)	81%	high
December Weather	7°C (46°F)	71 mm (2.8 inches)	79%	moderate