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April Weather in Shin'ichi, Japan

Last updated: August 23, 2025

In April, the average temperature in Shin'ichi, Japan hovers around 15°C (59°F), with a minimum of 2°C (36°F) and a maximum of 26°C (79°F). Expect 117 mm (4.6 in) of rainfall spread over approximately 8 days, contributing to an average humidity of 74%. Enjoy the mild climate, but don’t forget your umbrella!

April Temperature in Shin'ichi

In April in Shin'ichi, the average temperature is 15°C (59°F). The maximum can reach 26°C (79°F), and the minimum can be as low as 2°C (36°F). This mild climate makes Shin'ichi a great destination for travelers who enjoy pleasant weather and outdoor activities.

April Weather in Shin'ichi: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Shin'ichi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shin'ichi, April typically has an average temperature of 15°C (59°F), with highs reaching up to 26°C (79°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec434351596873818477675546
Data source: Temperature data for Shin'ichi generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Shin'ichi

In Shin'ichi in April, the total precipitation amount is 117 mm (4.6 in) over a span of 8 days.

April Precipitation Trends in Shin'ichi

The chart displays monthly precipitation patterns in Shin'ichi, 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 Shin'ichi, April typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec4054931171071493141661741643146
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Shin'ichi

In Shin'ichi in April, humidity is 74%. With an average temperature of 15°C (59°F), this humidity feels like traveling through a warm, sticky blanket that clings to your skin, making outdoor activities a bit uncomfortable and prompting you to seek out shaded areas or cool breezes.

April Average Humidity in Shin'ichi

This chart illustrates the average monthly humidity levels in Shin'ichi, 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 Shin'ichi is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%73%74%84%86%92%92%87%85%84%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Shin'ichi

In Shin'ichi 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 Shin'ichi.

Maximum UV Index Levels in Shin'ichi for April

The chart shows the monthly maximum UV Index (UVI) for Shin'ichi 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 Shin'ichi typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121210764
Data source: Shin'ichi 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 Shin'ichi Compares to Other Months

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

This table compares monthly weather conditions in Shin'ichi, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)40 mm (1.6 inches)82%moderate
February Weather6°C (44°F)54 mm (2.1 inches)79%moderate
March Weather10°C (51°F)93 mm (3.7 inches)73%very high
April Weather15°C (59°F)117 mm (4.6 inches)74%very high
May Weather20°C (68°F)107 mm (4.2 inches)84%extreme
June Weather23°C (74°F)149 mm (5.9 inches)86%extreme
July Weather27°C (81°F)314 mm (12.4 inches)92%extreme
August Weather29°C (85°F)166 mm (6.5 inches)92%extreme
September Weather25°C (77°F)174 mm (6.9 inches)87%very high
October Weather19°C (67°F)164 mm (6.4 inches)85%high
November Weather13°C (56°F)31 mm (1.2 inches)84%high
December Weather8°C (46°F)45 mm (1.8 inches)82%moderate

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