April Weather in Hayashima, Japan

Last updated: August 23, 2025

In Hayashima, Japan, the average temperature in April hovers around 14°C (57°F). Expect minimums of 5°C (40°F) and comfortable maximums reaching 22°C (72°F). With an average humidity of 74%, it's a damp month with 126 mm (5.0 in) of precipitation spread over 9 days. Make sure to pack your rain gear! 🌧️

April Temperature in Hayashima

In April in Hayashima, the average temperature is 14°C (57°F). The maximum can reach 22°C (72°F) and the minimum can be as low as 5°C (40°F). This mild weather makes Hayashima a perfect destination for travelers looking to enjoy pleasant conditions while exploring.

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

The chart illustrates April temperature patterns in Hayashima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayashima, April typically has an average temperature of 14°C (57°F), with highs reaching up to 22°C (72°F) and lows dropping to around 5°C (40°F).

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

April Precipitation in Hayashima

In Hayashima in April, the precipitation amount is 126 mm (5.0 in) spread over 9 days.

April Precipitation Trends in Hayashima

The chart displays monthly precipitation patterns in Hayashima, 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 Hayashima, April typically receives around 126 mm (5.0 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 Hayashima

In Hayashima in April, humidity is 74%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making it slightly uncomfortable for traveling, as you may find yourself quickly sweating and in need of frequent breaks to cool down.

April Average Humidity in Hayashima

This chart illustrates the average monthly humidity levels in Hayashima, 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 Hayashima is approximately 74%, 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 Hayashima

In Hayashima 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 Hayashima.

Maximum UV Index Levels in Hayashima for April

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

Data source: Hayashima 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 Hayashima Compares to Other Months

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

This table compares monthly weather conditions in Hayashima, 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)	41 mm (1.6 inches)	82%	moderate
February Weather	7°C (44°F)	56 mm (2.2 inches)	79%	moderate
March Weather	10°C (50°F)	100 mm (3.9 inches)	73%	very high
April Weather	14°C (57°F)	126 mm (5.0 inches)	74%	very high
May Weather	18°C (65°F)	121 mm (4.8 inches)	84%	extreme
June Weather	22°C (72°F)	150 mm (5.9 inches)	86%	extreme
July Weather	26°C (79°F)	279 mm (11.0 inches)	92%	extreme
August Weather	28°C (83°F)	144 mm (5.7 inches)	92%	extreme
September Weather	25°C (77°F)	187 mm (7.3 inches)	87%	very high
October Weather	20°C (68°F)	193 mm (7.6 inches)	85%	high
November Weather	14°C (58°F)	38 mm (1.5 inches)	84%	moderate
December Weather	9°C (48°F)	50 mm (2.0 inches)	82%	moderate