April Weather in Akaigawa, Japan

Last updated: August 23, 2025

In April, the average temperature in Akaigawa, Japan is a crisp 4°C (39°F). During this month, temperatures can dip as low as -7°C (20°F), reaching a pleasant maximum of 19°C (67°F). Expect precipitation of about 90 mm (3.5 in) over 13 days, accompanied by an average humidity of 81%. Be prepared for a mix of cool and wet weather!

April Temperature in Akaigawa

In April in Akaigawa, the average temperature is 4°C (39°F), with a maximum reaching 19°C (67°F) and a minimum dropping as low as -7°C (20°F). It's advisable to pack layers and be prepared for chilly conditions while enjoying the unique experiences that Akaigawa has to offer during this month.

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

The chart illustrates April temperature patterns in Akaigawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Akaigawa, April typically has an average temperature of 4°C (39°F), with highs reaching up to 19°C (67°F) and lows dropping to around -7°C (20°F).

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

April Precipitation in Akaigawa

In Akaigawa in April, the precipitation amount is 90 mm (3.5 in) over the course of 13 days.

April Precipitation Trends in Akaigawa

The chart displays monthly precipitation patterns in Akaigawa, 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 Akaigawa, April typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 13 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 Akaigawa

In Akaigawa in April, humidity is 81%. With an average temperature of 4°C (39°F), this humidity feels like a chilling dampness that penetrates even the warmest layers of clothing, making outdoor exploration uncomfortable and prompting travelers to seek refuge indoors.

April Average Humidity in Akaigawa

This chart illustrates the average monthly humidity levels in Akaigawa, 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 Akaigawa is approximately 81%, 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 Akaigawa

In Akaigawa in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Akaigawa.

Maximum UV Index Levels in Akaigawa for April

The chart shows the monthly maximum UV Index (UVI) for Akaigawa 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 Akaigawa typically reaches 7, which falls under the high exposure category.

Data source: Akaigawa 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 Akaigawa Compares to Other Months

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

This table compares monthly weather conditions in Akaigawa, 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 (21°F)	73 mm (2.9 inches)	84%	low
February Weather	-5°C (23°F)	82 mm (3.2 inches)	83%	moderate
March Weather	0°C (32°F)	97 mm (3.8 inches)	81%	moderate
April Weather	4°C (39°F)	90 mm (3.5 inches)	81%	high
May Weather	11°C (52°F)	90 mm (3.5 inches)	86%	very high
June Weather	15°C (59°F)	117 mm (4.6 inches)	87%	very high
July Weather	20°C (68°F)	91 mm (3.6 inches)	93%	very high
August Weather	20°C (68°F)	150 mm (5.9 inches)	95%	very high
September Weather	16°C (62°F)	124 mm (4.9 inches)	88%	very high
October Weather	10°C (50°F)	132 mm (5.2 inches)	83%	moderate
November Weather	3°C (38°F)	137 mm (5.4 inches)	79%	moderate
December Weather	-4°C (24°F)	104 mm (4.1 inches)	80%	low