April Weather in Ashiya, Japan

Last updated: August 23, 2025

In April, the average temperature in Ashiya, Japan hovers around 15°C (59°F), with a comfortable minimum of 4°C (39°F) and a refreshing maximum of 25°C (77°F). Expect about 137 mm (5.4 in) of precipitation over 9 days, contributing to an average humidity of 76%.

April Temperature in Ashiya

In April in Ashiya, the average temperature is 15°C (59°F). The maximum can reach 25°C (77°F), and the minimum can be as low as 4°C (39°F). This mild climate makes it an ideal time for travelers to explore the outdoor attractions and enjoy the scenery without extreme weather conditions.

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

The chart illustrates April 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, April typically has an average temperature of 15°C (59°F), with highs reaching up to 25°C (77°F) and lows dropping to around 4°C (39°F).

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

April Precipitation in Ashiya

In Ashiya in April, the total precipitation amount is 137 mm (5.4 in) over the course of 9 days.

April Precipitation Trends in Ashiya

The chart displays monthly precipitation patterns in Ashiya, 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 Ashiya, April typically receives around 137 mm (5.4 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 Ashiya

In Ashiya in April humidity is 76%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities less enjoyable and often leading to a quick sense of fatigue while traveling.

April Average Humidity in Ashiya

This chart illustrates the average monthly humidity levels in Ashiya, 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 Ashiya is approximately 76%, 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 Ashiya

In Ashiya 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 Ashiya.

Maximum UV Index Levels in Ashiya for April

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

Data source: Ashiya 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 Ashiya Compares to Other Months

Weather in Ashiya varies notably across the year, with each month offering distinct climate conditions. This page compares April’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 April’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