April Weather in Ishiki, Japan

Last updated: August 23, 2025

In April, the average temperature in Ishiki, Japan is a pleasant 15°C (58°F). Expect temperatures to range from a cool 6°C (43°F) to a warm 22°C (71°F). With 136 mm (5.4 in) of precipitation spread over 9 days, be prepared for some rain, and enjoy the 76% humidity that contributes to the region's lush atmosphere.

April Temperature in Ishiki

In April in Ishiki, the average temperature is 15°C (58°F). Maximum temperatures can reach 22°C (71°F), while minimums can drop to as low as 6°C (43°F). This mild weather makes it a great time for outdoor activities and exploring the local sights.

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

The chart illustrates April temperature patterns in Ishiki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ishiki, April typically has an average temperature of 15°C (58°F), with highs reaching up to 22°C (71°F) and lows dropping to around 6°C (43°F).

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

April Precipitation in Ishiki

In Ishiki in April, the precipitation amount is 136 mm (5.4 in) over a span of 9 days.

April Precipitation Trends in Ishiki

The chart displays monthly precipitation patterns in Ishiki, 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 Ishiki, April typically receives around 136 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 Ishiki

In Ishiki in April, humidity is 76%. With an average temperature of 15°C (58°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling somewhat uncomfortable and sticky, while the mild temperature encourages you to explore but demands frequent breaks in the shade.

April Average Humidity in Ishiki

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

In Ishiki 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 Ishiki.

Maximum UV Index Levels in Ishiki for April

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

Data source: Ishiki 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 Ishiki Compares to Other Months

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

This table compares monthly weather conditions in Ishiki, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (46°F)	56 mm (2.2 inches)	82%	moderate
February Weather	8°C (46°F)	60 mm (2.4 inches)	79%	moderate
March Weather	11°C (52°F)	141 mm (5.5 inches)	74%	very high
April Weather	15°C (58°F)	136 mm (5.4 inches)	76%	very high
May Weather	19°C (66°F)	170 mm (6.7 inches)	83%	extreme
June Weather	22°C (72°F)	199 mm (7.8 inches)	87%	extreme
July Weather	26°C (79°F)	286 mm (11.3 inches)	93%	extreme
August Weather	28°C (83°F)	147 mm (5.8 inches)	91%	extreme
September Weather	25°C (77°F)	183 mm (7.2 inches)	87%	very high
October Weather	20°C (69°F)	290 mm (11.4 inches)	85%	high
November Weather	15°C (59°F)	67 mm (2.6 inches)	83%	moderate
December Weather	10°C (50°F)	68 mm (2.7 inches)	83%	moderate