April Weather in Shima, Japan

Last updated: August 23, 2025

In April, the average temperature in Shima, Japan is a comfortable 16°C (61°F). You'll experience a minimum of 6°C (44°F) and a pleasant maximum of 23°C (73°F). With 145 mm (5.7 in) of precipitation spread over 10 days, it's wise to carry an umbrella. The average humidity sits at a notable 76%, adding to the region's unique charm.

April Temperature in Shima

In April in Shima, the average temperature is 16°C (61°F). Maximums can reach 23°C (73°F), while minimums can drop to as low as 6°C (44°F). This mild climate makes Shima an inviting destination for travelers looking to enjoy comfortable weather.

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

The chart illustrates April temperature patterns in Shima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shima, April typically has an average temperature of 16°C (61°F), with highs reaching up to 23°C (73°F) and lows dropping to around 6°C (44°F).

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

April Precipitation in Shima

In Shima in April, the precipitation amount is 145 mm (5.7 in) spread over a duration of 10 days.

April Precipitation Trends in Shima

The chart displays monthly precipitation patterns in Shima, 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 Shima, April typically receives around 145 mm (5.7 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 Shima

In Shima in April humidity is 76%. With an average temperature of 16°C (61°F), this humidity feels like a warm embrace that makes traveling feel slightly heavy yet refreshing, often prompting you to seek shade or indulge in ice-cold drinks to stay comfortable.

April Average Humidity in Shima

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

In Shima in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Shima.

Maximum UV Index Levels in Shima for April

The chart shows the monthly maximum UV Index (UVI) for Shima 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 Shima typically reaches 10, which falls under the very high exposure category.

Data source: Shima 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 Shima Compares to Other Months

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

This table compares monthly weather conditions in Shima, 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 (48°F)	63 mm (2.5 inches)	82%	moderate
February Weather	9°C (49°F)	67 mm (2.7 inches)	79%	moderate
March Weather	12°C (55°F)	161 mm (6.3 inches)	74%	very high
April Weather	16°C (61°F)	145 mm (5.7 inches)	76%	very high
May Weather	20°C (68°F)	178 mm (7.0 inches)	83%	extreme
June Weather	23°C (73°F)	257 mm (10.1 inches)	87%	extreme
July Weather	26°C (80°F)	264 mm (10.4 inches)	93%	extreme
August Weather	28°C (83°F)	151 mm (6.0 inches)	91%	extreme
September Weather	26°C (78°F)	255 mm (10.0 inches)	87%	very high
October Weather	21°C (70°F)	442 mm (17.4 inches)	85%	high
November Weather	16°C (61°F)	94 mm (3.7 inches)	83%	moderate
December Weather	11°C (53°F)	92 mm (3.6 inches)	83%	moderate