June Weather in Tomari, Japan

Last updated: August 23, 2025

In June, the average temperature in Tomari, Japan hovers around 15°C (59°F). Expect a minimum of 6°C (42°F) and a maximum of 25°C (77°F), making it a pleasant time of year. Be prepared for 109 mm (4.3 in) of precipitation over 11 days, accompanied by a high average humidity of 87%. Whether you're exploring or relaxing, pack accordingly for this vibrant climate!

June Temperature in Tomari

In June in Tomari, the average temperature is 15°C (59°F), with maximums reaching 25°C (77°F) and minimums dipping as low as 6°C (42°F). This makes it a comfortable time to explore Tomari, so pack accordingly for a mix of warm and cool weather.

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

The chart illustrates June temperature patterns in Tomari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tomari, June typically has an average temperature of 15°C (59°F), with highs reaching up to 25°C (77°F) and lows dropping to around 6°C (42°F).

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

June Precipitation in Tomari

In Tomari in June, the precipitation amount is 109 mm (4.3 in), occurring over a span of 11 days.

June Precipitation Trends in Tomari

The chart displays monthly precipitation patterns in Tomari, 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 Tomari, June typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 11 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 Tomari

In Tomari in June, humidity is 87%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket, making traveling uncomfortable as the air feels thick and stifling, often leaving you feeling hot and sticky even when the temperature isn't too high.

June Average Humidity in Tomari

This chart illustrates the average monthly humidity levels in Tomari, 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 Tomari is approximately 87%, 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 Tomari

In Tomari in June, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Tomari.

Maximum UV Index Levels in Tomari for June

The chart shows the monthly maximum UV Index (UVI) for Tomari 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 Tomari typically reaches 9, which falls under the very high exposure category.

Data source: Tomari 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 Tomari Compares to Other Months

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

This table compares monthly weather conditions in Tomari, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	99 mm (3.9 inches)	84%	low
February Weather	-3°C (26°F)	103 mm (4.1 inches)	83%	moderate
March Weather	1°C (34°F)	98 mm (3.8 inches)	81%	moderate
April Weather	5°C (41°F)	88 mm (3.4 inches)	81%	high
May Weather	11°C (53°F)	86 mm (3.4 inches)	86%	very high
June Weather	15°C (59°F)	109 mm (4.3 inches)	87%	very high
July Weather	20°C (68°F)	94 mm (3.7 inches)	93%	very high
August Weather	21°C (70°F)	145 mm (5.7 inches)	95%	very high
September Weather	18°C (64°F)	126 mm (5.0 inches)	88%	very high
October Weather	12°C (53°F)	149 mm (5.9 inches)	83%	moderate
November Weather	5°C (41°F)	176 mm (6.9 inches)	79%	moderate
December Weather	-2°C (29°F)	159 mm (6.3 inches)	80%	low