April Weather in Tsunagi, Japan

Last updated: August 23, 2025

In April, the average temperature in Tsunagi, Japan hovers around 16°C (61°F), with a minimum dipping to 4°C (39°F) and a maximum reaching up to 27°C (82°F). Prepare for 143 mm (5.6 in) of precipitation over approximately 10 days, contributing to an average humidity of 78%. Whether you're exploring the outdoors or enjoying cozy indoor activities, make sure you're ready for the variable weather!

April Temperature in Tsunagi

In April in Tsunagi, the average temperature is 16°C (61°F). The maximum can reach 27°C (82°F), while the minimum can be as low as 4°C (39°F). Overall, it's a great time to explore Tsunagi with mild weather and the possibility of warm afternoons.

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

The chart illustrates April temperature patterns in Tsunagi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tsunagi, April typically has an average temperature of 16°C (61°F), with highs reaching up to 27°C (82°F) and lows dropping to around 4°C (39°F).

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

April Precipitation in Tsunagi

In Tsunagi in April, the precipitation amount is 143 mm (5.6 in) over the course of 10 days.

April Precipitation Trends in Tsunagi

The chart displays monthly precipitation patterns in Tsunagi, 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 Tsunagi, April typically receives around 143 mm (5.6 inches) of precipitation spread over approximately 10 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 Tsunagi

In Tsunagi in April, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

April Average Humidity in Tsunagi

This chart illustrates the average monthly humidity levels in Tsunagi, 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 Tsunagi is approximately 78%, 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 Tsunagi

In Tsunagi 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 Tsunagi.

Maximum UV Index Levels in Tsunagi for April

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

Data source: Tsunagi 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 Tsunagi Compares to Other Months

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

This table compares monthly weather conditions in Tsunagi, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	61 mm (2.4 inches)	75%	moderate
February Weather	8°C (46°F)	105 mm (4.1 inches)	71%	high
March Weather	12°C (54°F)	149 mm (5.9 inches)	71%	very high
April Weather	16°C (61°F)	143 mm (5.6 inches)	78%	extreme
May Weather	20°C (68°F)	234 mm (9.2 inches)	84%	extreme
June Weather	23°C (74°F)	342 mm (13.5 inches)	86%	extreme
July Weather	27°C (80°F)	465 mm (18.3 inches)	92%	extreme
August Weather	28°C (82°F)	242 mm (9.5 inches)	91%	extreme
September Weather	25°C (77°F)	228 mm (9.0 inches)	84%	extreme
October Weather	20°C (68°F)	131 mm (5.2 inches)	83%	very high
November Weather	14°C (57°F)	96 mm (3.8 inches)	81%	high
December Weather	8°C (47°F)	90 mm (3.5 inches)	79%	moderate