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April Weather in Yaotsu, Japan

Last updated: August 23, 2025

In April, the average temperature in Yaotsu, Japan hovers around 12°C (54°F), with a minimum dipping to -2°C (29°F) and a maximum soaring to 26°C (79°F). Expect 207 mm (8.1 in) of precipitation over approximately 13 days, contributing to an average humidity of 76%. Embrace the variability of the weather as you plan your adventures!

April Temperature in Yaotsu

In April in Yaotsu, the average temperature is 12°C (54°F), with maximums reaching 26°C (79°F) and minimums dipping as low as -2°C (29°F). This variation in temperatures makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates April temperature patterns in Yaotsu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yaotsu, April typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (79°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec373846546369767972625041
Data source: Temperature data for Yaotsu 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 Yaotsu

In Yaotsu in April, the precipitation amount is 207 mm (8.1 in) spread over 13 days.

April Precipitation Trends in Yaotsu

The chart displays monthly precipitation patterns in Yaotsu, 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 Yaotsu, April typically receives around 207 mm (8.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec72921652072182204832702412197783
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Yaotsu

In Yaotsu in April, humidity is 76%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities a bit uncomfortable and requiring frequent hydration while exploring.

April Average Humidity in Yaotsu

This chart illustrates the average monthly humidity levels in Yaotsu, 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 Yaotsu is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%74%76%83%87%93%91%87%85%83%83%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Yaotsu

In Yaotsu 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 Yaotsu.

Maximum UV Index Levels in Yaotsu for April

The chart shows the monthly maximum UV Index (UVI) for Yaotsu 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 Yaotsu typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121110754
Data source: Yaotsu 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 Yaotsu Compares to Other Months

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

This table compares monthly weather conditions in Yaotsu, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)72 mm (2.9 inches)82%moderate
February Weather3°C (38°F)92 mm (3.6 inches)79%high
March Weather8°C (46°F)165 mm (6.5 inches)74%very high
April Weather12°C (54°F)207 mm (8.1 inches)76%very high
May Weather17°C (63°F)218 mm (8.6 inches)83%extreme
June Weather21°C (70°F)220 mm (8.7 inches)87%extreme
July Weather25°C (77°F)483 mm (19.0 inches)93%extreme
August Weather26°C (80°F)270 mm (10.6 inches)91%extreme
September Weather22°C (72°F)241 mm (9.5 inches)87%very high
October Weather17°C (62°F)219 mm (8.6 inches)85%high
November Weather10°C (51°F)77 mm (3.0 inches)83%moderate
December Weather5°C (41°F)83 mm (3.3 inches)83%moderate

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