April Weather in Okazaki, Japan

Last updated: August 23, 2025

In April, the average temperature in Okazaki, Japan is a comfortable 14°C (58°F). However, temperatures can vary significantly, with a minimum of 0°C (32°F) and a maximum reaching 27°C (81°F). Precipitation is also noteworthy, with 171 mm (6.7 in) of rain falling over 11 days, while average humidity hovers around 76%, adding to the overall climate experience.

April Temperature in Okazaki

In April in Okazaki, the average temperature is 14°C (58°F), with maximums reaching 27°C (81°F) and minimums dropping as low as 0°C (32°F). This moderate climate makes Okazaki an ideal destination for travelers looking to enjoy a variety of outdoor activities while still being comfortable.

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

The chart illustrates April temperature patterns in Okazaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okazaki, April typically has an average temperature of 14°C (58°F), with highs reaching up to 27°C (81°F) and lows dropping to around 0°C (32°F).

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

April Precipitation in Okazaki

In Okazaki in April, the precipitation amount is 171 mm (6.7 in) spread over a duration of 11 days.

April Precipitation Trends in Okazaki

The chart displays monthly precipitation patterns in Okazaki, 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 Okazaki, April typically receives around 171 mm (6.7 inches) of precipitation spread over approximately 11 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 Okazaki

In Okazaki in April humidity is 76%. With an average temperature of 14°C (58°F), this humidity feels like a warm, thick blanket wrapping around you, making outdoor activities feel sticky and draining, and prompting travelers to seek shade and stay hydrated often.

April Average Humidity in Okazaki

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

In Okazaki 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 Okazaki.

Maximum UV Index Levels in Okazaki for April

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

Data source: Okazaki 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 Okazaki Compares to Other Months

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

This table compares monthly weather conditions in Okazaki, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	52 mm (2.0 inches)	82%	moderate
February Weather	5°C (42°F)	66 mm (2.6 inches)	79%	high
March Weather	10°C (50°F)	153 mm (6.0 inches)	74%	very high
April Weather	14°C (58°F)	171 mm (6.7 inches)	76%	very high
May Weather	19°C (66°F)	196 mm (7.7 inches)	83%	extreme
June Weather	22°C (72°F)	214 mm (8.4 inches)	87%	extreme
July Weather	26°C (79°F)	447 mm (17.6 inches)	93%	extreme
August Weather	28°C (82°F)	244 mm (9.6 inches)	91%	extreme
September Weather	24°C (75°F)	225 mm (8.8 inches)	87%	very high
October Weather	18°C (65°F)	262 mm (10.3 inches)	85%	high
November Weather	12°C (55°F)	61 mm (2.4 inches)	83%	moderate
December Weather	7°C (45°F)	62 mm (2.4 inches)	83%	moderate