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April Weather in Shonai, Japan

Last updated: August 23, 2025

In Shonai, Japan, the average temperature in April hovers around 9°C (49°F). During this time, you can expect a minimum of -3°C (27°F) and a maximum of 24°C (76°F). The weather brings about 144 mm (5.7 in) of precipitation over approximately 17 days, contributing to an average humidity level of 78%. Embrace the variety this month has to offer!

April Temperature in Shonai

In April in Shonai, the average temperature is 9°C (49°F). Maximum temperatures can reach 24°C (76°F), while minimums can drop as low as -3°C (27°F). Be prepared for a wide range of temperatures to make the most of your travels.

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

The chart illustrates April temperature patterns in Shonai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shonai, April typically has an average temperature of 9°C (49°F), with highs reaching up to 24°C (76°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec333340486066747769584837
Data source: Temperature data for Shonai 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 Shonai

In Shonai in April, the precipitation amount is 144 mm (5.7 in) over the course of 17 days.

April Precipitation Trends in Shonai

The chart displays monthly precipitation patterns in Shonai, 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 Shonai, April typically receives around 144 mm (5.7 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec181171147144138147268269169190170241
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Shonai

In Shonai in April, humidity is 78%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while traveling, as the cool air combines with the moisture to create a brisk and invigorating atmosphere.

April Average Humidity in Shonai

This chart illustrates the average monthly humidity levels in Shonai, 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 Shonai is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%76%78%86%90%93%92%84%80%76%78%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Shonai

In Shonai 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 Shonai.

Maximum UV Index Levels in Shonai for April

The chart shows the monthly maximum UV Index (UVI) for Shonai 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 Shonai typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346991011119643
Data source: Shonai 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 Shonai Compares to Other Months

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

This table compares monthly weather conditions in Shonai, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)181 mm (7.1 inches)79%moderate
February Weather1°C (34°F)171 mm (6.7 inches)78%moderate
March Weather4°C (40°F)147 mm (5.8 inches)76%high
April Weather9°C (49°F)144 mm (5.7 inches)78%very high
May Weather15°C (60°F)137 mm (5.4 inches)86%very high
June Weather19°C (67°F)147 mm (5.8 inches)90%very high
July Weather24°C (75°F)268 mm (10.5 inches)93%extreme
August Weather25°C (77°F)269 mm (10.6 inches)92%extreme
September Weather20°C (69°F)169 mm (6.6 inches)84%very high
October Weather15°C (59°F)190 mm (7.5 inches)80%high
November Weather9°C (48°F)169 mm (6.7 inches)76%moderate
December Weather3°C (37°F)241 mm (9.5 inches)78%moderate

Compare Shonai's Climate with Cities Worldwide