April Weather in Oami, Japan

Last updated: August 23, 2025

In April, the average temperature in Oami, Japan is a pleasant 15°C (58°F), with minimums dipping to 4°C (40°F) and peaking at 25°C (77°F). Expect about 117 mm (4.6 in) of rain spread across 11 days, contributing to an average humidity of 73%. Be prepared for a mix of mild weather and occasional showers!

April Temperature in Oami

In April, in Oami, the average temperature is 15°C (58°F). Maximums can reach 25°C (77°F), while minimums can drop to as low as 4°C (40°F). It's a perfect time to explore the outdoors and enjoy the pleasant weather while packing layers for the cooler evenings.

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

The chart illustrates April temperature patterns in Oami, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oami, April typically has an average temperature of 15°C (58°F), with highs reaching up to 25°C (77°F) and lows dropping to around 4°C (40°F).

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

April Precipitation in Oami

In Oami in April, the total precipitation amount reaches 117 mm (4.6 in) over the course of 11 days.

April Precipitation Trends in Oami

The chart displays monthly precipitation patterns in Oami, 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 Oami, April typically receives around 117 mm (4.6 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 Oami

In Oami in April humidity is 73%. With an average temperature of 15°C (58°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities slightly more taxing as you navigate the sticky air.

April Average Humidity in Oami

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

In Oami 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 Oami.

Maximum UV Index Levels in Oami for April

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

Data source: Oami 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 Oami Compares to Other Months

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

This table compares monthly weather conditions in Oami, 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 (44°F)	58 mm (2.3 inches)	70%	moderate
February Weather	7°C (45°F)	49 mm (1.9 inches)	69%	moderate
March Weather	11°C (52°F)	148 mm (5.8 inches)	68%	very high
April Weather	15°C (58°F)	117 mm (4.6 inches)	73%	very high
May Weather	19°C (67°F)	131 mm (5.1 inches)	81%	extreme
June Weather	22°C (72°F)	171 mm (6.7 inches)	88%	extreme
July Weather	26°C (79°F)	205 mm (8.1 inches)	94%	extreme
August Weather	28°C (82°F)	105 mm (4.1 inches)	87%	extreme
September Weather	24°C (76°F)	192 mm (7.6 inches)	83%	very high
October Weather	19°C (67°F)	271 mm (10.7 inches)	78%	high
November Weather	15°C (59°F)	107 mm (4.2 inches)	74%	moderate
December Weather	9°C (49°F)	78 mm (3.1 inches)	72%	moderate