April Weather in Mizunami, Japan

Last updated: August 23, 2025

In April, the average temperature in Mizunami, Japan is a comfortable 13°C (56°F), making it an inviting destination. However, be prepared for temperature fluctuations, with a minimum of -1°C (31°F) and a pleasant maximum of 26°C (79°F). Expect 175 mm (6.9 in) of precipitation over 11 days, and a relative humidity of 76% that may add a touch of freshness to the atmosphere.

April Temperature in Mizunami

In April in Mizunami, the average temperature is 13°C (56°F), with maximums reaching 26°C (79°F) and minimums dipping as low as -1°C (31°F). Be prepared for a wide range of temperatures during your travels, ensuring you pack both warm and lighter clothing options.

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

The chart illustrates April temperature patterns in Mizunami, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mizunami, April typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (79°F) and lows dropping to around -1°C (31°F).

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

April Precipitation in Mizunami

In Mizunami in April, the total precipitation amount is 175 mm (6.9 in) spread over 11 days.

April Precipitation Trends in Mizunami

The chart displays monthly precipitation patterns in Mizunami, 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 Mizunami, April typically receives around 175 mm (6.9 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 Mizunami

In Mizunami in April humidity is 76%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket enveloping you, making travel a bit uncomfortable as you navigate through the heavy, moisture-laden air.

April Average Humidity in Mizunami

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

In Mizunami 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 Mizunami.

Maximum UV Index Levels in Mizunami for April

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

Data source: Mizunami 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 Mizunami Compares to Other Months

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

This table compares monthly weather conditions in Mizunami, 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 (39°F)	60 mm (2.4 inches)	82%	moderate
February Weather	4°C (40°F)	71 mm (2.8 inches)	79%	high
March Weather	9°C (48°F)	151 mm (5.9 inches)	74%	very high
April Weather	13°C (56°F)	175 mm (6.9 inches)	76%	very high
May Weather	18°C (65°F)	205 mm (8.1 inches)	83%	extreme
June Weather	22°C (71°F)	204 mm (8.0 inches)	87%	extreme
July Weather	25°C (78°F)	431 mm (17.0 inches)	93%	extreme
August Weather	27°C (81°F)	251 mm (9.9 inches)	91%	extreme
September Weather	23°C (74°F)	238 mm (9.4 inches)	87%	very high
October Weather	18°C (64°F)	239 mm (9.4 inches)	85%	high
November Weather	11°C (53°F)	69 mm (2.7 inches)	83%	moderate
December Weather	6°C (43°F)	66 mm (2.6 inches)	83%	moderate