April Weather in Okunoya, Japan

Last updated: August 23, 2025

In Okunoya, Japan, the average temperature in April hovers around 13°C (56°F), with minimums dipping to 3°C (37°F) and maximums reaching up to 23°C (74°F). Expect precipitation of approximately 129 mm (5.1 in) spread over 11 days, while the average humidity sits at a comfortable 73%.

April Temperature in Okunoya

In April in Okunoya, the average temperature is 13°C (56°F). Maximum temperatures can reach up to 23°C (74°F), while minimums can drop as low as 3°C (37°F). This diverse temperature range makes Okunoya a pleasant destination for travelers looking to enjoy mild weather and a variety of outdoor activities.

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

The chart illustrates April temperature patterns in Okunoya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okunoya, April typically has an average temperature of 13°C (56°F), with highs reaching up to 23°C (74°F) and lows dropping to around 3°C (37°F).

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

April Precipitation in Okunoya

In Okunoya in April, the precipitation amount is 129 mm (5.1 in) spread over 11 days, indicating a wet period for the area.

April Precipitation Trends in Okunoya

The chart displays monthly precipitation patterns in Okunoya, 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 Okunoya, April typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 11 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 Okunoya

In Okunoya in April humidity is 73%. With an average temperature of 13°C (56°F), this humidity feels like a cool, damp embrace that can be quite refreshing yet may require a light jacket for comfort while exploring the outdoors.

April Average Humidity in Okunoya

This chart illustrates the average monthly humidity levels in Okunoya, 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 Okunoya is approximately 73%, 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 Okunoya

In Okunoya in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Okunoya.

Maximum UV Index Levels in Okunoya for April

The chart shows the monthly maximum UV Index (UVI) for Okunoya 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 Okunoya typically reaches 9, which falls under the very high exposure category.

Data source: Okunoya 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 Okunoya Compares to Other Months

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

This table compares monthly weather conditions in Okunoya, 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)	53 mm (2.1 inches)	76%	moderate
February Weather	6°C (44°F)	50 mm (2.0 inches)	75%	moderate
March Weather	10°C (50°F)	150 mm (5.9 inches)	72%	high
April Weather	13°C (56°F)	129 mm (5.1 inches)	73%	very high
May Weather	18°C (65°F)	143 mm (5.6 inches)	80%	very high
June Weather	21°C (70°F)	155 mm (6.1 inches)	87%	extreme
July Weather	24°C (76°F)	209 mm (8.2 inches)	92%	extreme
August Weather	26°C (80°F)	109 mm (4.3 inches)	90%	very high
September Weather	23°C (74°F)	176 mm (6.9 inches)	84%	very high
October Weather	19°C (66°F)	258 mm (10.2 inches)	80%	high
November Weather	14°C (57°F)	102 mm (4.0 inches)	77%	moderate
December Weather	8°C (47°F)	73 mm (2.9 inches)	77%	moderate