April Weather in Ono-hara, Japan

Last updated: August 23, 2025

In April, the average temperature in Ono-hara, Japan hovers around 14°C (58°F). Daily fluctuations can be notable, with a minimum of 2°C (36°F) and a maximum reaching 24°C (76°F). Expect around 137 mm (5.4 in) of precipitation spread over 9 days, and with an average humidity of 75%, the atmosphere can feel quite humid. Prepare accordingly!

April Temperature in Ono-hara

In April in Ono-hara, the average temperature is 14°C (58°F). The maximum can reach 24°C (76°F), while the minimum can drop as low as 2°C (36°F). This makes Ono-hara a pleasant destination for travelers looking to enjoy mild weather and a variety of outdoor activities.

April Weather in Ono-hara: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Ono-hara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ono-hara, April typically has an average temperature of 14°C (58°F), with highs reaching up to 24°C (76°F) and lows dropping to around 2°C (36°F).

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

April Precipitation in Ono-hara

In Ono-hara in April, the total precipitation amount is 137 mm (5.4 in) over the course of 9 days.

April Precipitation Trends in Ono-hara

The chart displays monthly precipitation patterns in Ono-hara, 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 Ono-hara, April typically receives around 137 mm (5.4 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Ono-hara

In Ono-hara in April humidity is 75%. With an average temperature of 14°C (58°F), this humidity feels like a lingering blanket of warmth, making travel both refreshing and a bit stifling, as the moisture in the air may leave you feeling slightly sticky while enjoying outdoor adventures.

April Average Humidity in Ono-hara

This chart illustrates the average monthly humidity levels in Ono-hara, 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 Ono-hara is approximately 75%, 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 Ono-hara

In Ono-hara 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 Ono-hara.

Maximum UV Index Levels in Ono-hara for April

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

Data source: Ono-hara 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 Ono-hara Compares to Other Months

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

This table compares monthly weather conditions in Ono-hara, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	49 mm (1.9 inches)	76%	moderate
February Weather	6°C (43°F)	69 mm (2.7 inches)	72%	moderate
March Weather	10°C (50°F)	125 mm (4.9 inches)	69%	very high
April Weather	14°C (58°F)	137 mm (5.4 inches)	75%	extreme
May Weather	19°C (66°F)	136 mm (5.4 inches)	84%	extreme
June Weather	22°C (72°F)	181 mm (7.1 inches)	88%	extreme
July Weather	26°C (79°F)	386 mm (15.2 inches)	95%	extreme
August Weather	28°C (82°F)	256 mm (10.1 inches)	93%	extreme
September Weather	24°C (75°F)	237 mm (9.3 inches)	84%	very high
October Weather	19°C (66°F)	172 mm (6.8 inches)	79%	high
November Weather	13°C (55°F)	37 mm (1.5 inches)	76%	high
December Weather	7°C (46°F)	61 mm (2.4 inches)	75%	moderate