April Weather in Ijuin, Japan

Last updated: August 23, 2025

In Ijuin, Japan, the average temperature in April hovers around 17°C (63°F), with a minimum temperature dipping to 6°C (44°F) and a maximum reaching 27°C (81°F). Expect about 147 mm (5.8 in) of precipitation over 9 days, contributing to an average humidity of 79%.

April Temperature in Ijuin

In April in Ijuin, the average temperature is 17°C (63°F). Maximums can reach 27°C (81°F), while minimums can be as low as 6°C (44°F). This pleasant range makes Ijuin an ideal destination for travelers seeking a comfortable climate.

April Weather in Ijuin: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Ijuin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ijuin, April typically has an average temperature of 17°C (63°F), with highs reaching up to 27°C (81°F) and lows dropping to around 6°C (44°F).

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

April Precipitation in Ijuin

In Ijuin in April, the precipitation amount totals 147 mm (5.8 in) over a span of 9 days.

April Precipitation Trends in Ijuin

The chart displays monthly precipitation patterns in Ijuin, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Ijuin, April typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Ijuin

In Ijuin in April, humidity is 79%. With an average temperature of 17°C (63°F), this humidity feels like a warm, muggy embrace, making outdoor activities less comfortable and prompting travelers to seek shaded areas or cool refreshments more frequently.

April Average Humidity in Ijuin

This chart illustrates the average monthly humidity levels in Ijuin, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Ijuin is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ijuin

In Ijuin in April, 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 Ijuin.

Maximum UV Index Levels in Ijuin for April

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

Data source: Ijuin April 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 April Weather in Ijuin Compares to Other Months

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

This table compares monthly weather conditions in Ijuin, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	53 mm (2.1 inches)	72%	moderate
February Weather	10°C (50°F)	103 mm (4.0 inches)	68%	high
March Weather	13°C (56°F)	170 mm (6.7 inches)	72%	very high
April Weather	17°C (63°F)	147 mm (5.8 inches)	79%	extreme
May Weather	21°C (70°F)	260 mm (10.2 inches)	83%	extreme
June Weather	24°C (75°F)	423 mm (16.7 inches)	86%	extreme
July Weather	27°C (81°F)	403 mm (15.9 inches)	90%	extreme
August Weather	28°C (84°F)	192 mm (7.6 inches)	85%	extreme
September Weather	26°C (79°F)	254 mm (10.0 inches)	80%	extreme
October Weather	22°C (71°F)	137 mm (5.4 inches)	78%	very high
November Weather	16°C (61°F)	97 mm (3.8 inches)	76%	high
December Weather	11°C (51°F)	82 mm (3.2 inches)	74%	moderate