June Weather in Iizuka, Japan

Last updated: August 23, 2025

In Iizuka, Japan, the average temperature in June hovers around 23°C (74°F), offering a pleasant climate for outdoor activities. Daily temperatures can vary, with minimums dropping to 15°C (60°F) and maximums soaring to 33°C (91°F). Be prepared for some rain, as precipitation averages 180 mm (7.1 in) over 13 days, contributing to a humid environment with an average humidity level of 86%.

June Temperature in Iizuka

In June in Iizuka, the average temperature is 23°C (74°F). Maximums can reach 33°C (91°F) and minimums can be as low as 15°C (60°F). It's an ideal time for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates June temperature patterns in Iizuka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iizuka, June typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (91°F) and lows dropping to around 15°C (60°F).

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

June Precipitation in Iizuka

In Iizuka in June, the precipitation amount is 180 mm (7.1 in) spread over 13 days.

June Precipitation Trends in Iizuka

The chart displays monthly precipitation patterns in Iizuka, 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 Iizuka, June typically receives around 180 mm (7.1 inches) of precipitation spread over approximately 13 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 Iizuka

In Iizuka 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 Iizuka

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

In Iizuka 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 Iizuka.

Maximum UV Index Levels in Iizuka for June

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

Data source: Iizuka 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 Iizuka Compares to Other Months

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

This table compares monthly weather conditions in Iizuka, 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 (44°F)	53 mm (2.1 inches)	75%	moderate
February Weather	7°C (45°F)	68 mm (2.7 inches)	71%	high
March Weather	11°C (53°F)	118 mm (4.7 inches)	71%	very high
April Weather	16°C (60°F)	109 mm (4.3 inches)	78%	extreme
May Weather	20°C (69°F)	135 mm (5.3 inches)	84%	extreme
June Weather	23°C (74°F)	180 mm (7.1 inches)	86%	extreme
July Weather	27°C (81°F)	298 mm (11.7 inches)	92%	extreme
August Weather	29°C (84°F)	255 mm (10.0 inches)	91%	extreme
September Weather	25°C (77°F)	202 mm (8.0 inches)	84%	extreme
October Weather	20°C (68°F)	110 mm (4.3 inches)	83%	high
November Weather	14°C (57°F)	43 mm (1.7 inches)	81%	high
December Weather	8°C (47°F)	59 mm (2.3 inches)	79%	moderate