June Weather in Ashiya, Japan

Last updated: August 23, 2025

In June, the average temperature in Ashiya, Japan hovers around 23°C (74°F). During this time, you can expect a minimum temperature of 15°C (58°F) and a maximum reaching up to 31°C (88°F). With an average precipitation of 153 mm (6.0 in) spread over 13 days, be prepared for some rain. Additionally, the average humidity stands at a high 87%, creating a warm and humid atmosphere.

June Temperature in Ashiya

In June in Ashiya, the average temperature is a comfortable 23°C (74°F). The maximum can reach a warm 31°C (88°F), while the minimum can drop to a cooler 15°C (58°F). It’s a great time to explore and enjoy outdoor activities in Ashiya.

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

The chart illustrates June temperature patterns in Ashiya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ashiya, 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 (58°F).

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

June Precipitation in Ashiya

In Ashiya in June, the total precipitation amount is 153 mm (6.0 in) spread over 13 days.

June Precipitation Trends in Ashiya

The chart displays monthly precipitation patterns in Ashiya, 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 Ashiya, June typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 13 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 Ashiya

In Ashiya in June, humidity is 87%. With an average temperature of 23°C (74°F), this humidity feels like a warm, sticky embrace that can quickly wear you down while traveling, making even short walks feel exhausting and necessitating frequent breaks for hydration and cool air.

June Average Humidity in Ashiya

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

In Ashiya 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 Ashiya.

Maximum UV Index Levels in Ashiya for June

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

Data source: Ashiya 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 Ashiya Compares to Other Months

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

This table compares monthly weather conditions in Ashiya, 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)	45 mm (1.8 inches)	82%	moderate
February Weather	6°C (44°F)	57 mm (2.3 inches)	79%	high
March Weather	10°C (51°F)	109 mm (4.3 inches)	74%	very high
April Weather	15°C (59°F)	137 mm (5.4 inches)	76%	extreme
May Weather	20°C (68°F)	154 mm (6.0 inches)	83%	extreme
June Weather	23°C (74°F)	153 mm (6.0 inches)	87%	extreme
July Weather	27°C (81°F)	317 mm (12.5 inches)	93%	extreme
August Weather	29°C (84°F)	210 mm (8.3 inches)	91%	extreme
September Weather	25°C (77°F)	197 mm (7.8 inches)	87%	very high
October Weather	20°C (68°F)	235 mm (9.2 inches)	85%	high
November Weather	14°C (57°F)	47 mm (1.9 inches)	83%	moderate
December Weather	8°C (48°F)	60 mm (2.3 inches)	83%	moderate