June Weather in Isahaya, Japan

Last updated: August 23, 2025

In Isahaya, Japan, the average temperature in June hovers around 22°C (73°F), with a comfortable range between a minimum of 18°C (64°F) and a maximum of 27°C (81°F). Expect 272 mm (10.7 in) of precipitation spread over 14 days, creating a lush, vibrant atmosphere. With an average humidity level of 91%, this month brings a refreshing yet humid experience for visitors and locals alike.

June Temperature in Isahaya

In June in Isahaya, the average temperature is 22°C (73°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as 18°C (64°F). This pleasant climate makes Isahaya an ideal destination for outdoor activities and sightseeing during this time of year.

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

The chart illustrates June temperature patterns in Isahaya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Isahaya, June typically has an average temperature of 22°C (73°F), with highs reaching up to 27°C (81°F) and lows dropping to around 18°C (64°F).

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

June Precipitation in Isahaya

In Isahaya in June, the total precipitation amount is 272 mm (10.7 in) recorded over a span of 14 days.

June Precipitation Trends in Isahaya

The chart displays monthly precipitation patterns in Isahaya, 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 Isahaya, June typically receives around 272 mm (10.7 inches) of precipitation spread over approximately 14 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 Isahaya

In Isahaya in June humidity is 91%. With an average temperature of 22°C (73°F), this humidity feels like a warm, heavy blanket wrapping around you, making travel feel sluggish and the air thick, which can be quite exhausting if you're exploring outdoors.

June Average Humidity in Isahaya

This chart illustrates the average monthly humidity levels in Isahaya, 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 Isahaya is approximately 91%, 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 Isahaya

In Isahaya 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 Isahaya.

Maximum UV Index Levels in Isahaya for June

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

Data source: Isahaya 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 Isahaya Compares to Other Months

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

This table compares monthly weather conditions in Isahaya, 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 (47°F)	61 mm (2.4 inches)	73%	moderate
February Weather	9°C (48°F)	106 mm (4.2 inches)	69%	high
March Weather	12°C (54°F)	157 mm (6.2 inches)	71%	very high
April Weather	15°C (60°F)	143 mm (5.6 inches)	79%	extreme
May Weather	19°C (67°F)	229 mm (9.0 inches)	87%	extreme
June Weather	22°C (73°F)	272 mm (10.7 inches)	91%	extreme
July Weather	26°C (79°F)	442 mm (17.4 inches)	97%	extreme
August Weather	28°C (82°F)	326 mm (12.8 inches)	94%	extreme
September Weather	25°C (77°F)	225 mm (8.9 inches)	84%	extreme
October Weather	20°C (69°F)	117 mm (4.6 inches)	79%	very high
November Weather	15°C (60°F)	81 mm (3.2 inches)	75%	high
December Weather	10°C (51°F)	92 mm (3.6 inches)	72%	moderate