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April Weather in Susaki, Japan

Last updated: August 23, 2025

In April, the average temperature in Susaki, Japan hovers around 14°C (57°F), offering a comfortable climate for outdoor activities. Expect minimum temperatures to dip to 1°C (33°F), while the mercury can rise as high as 24°C (76°F) on warmer days. With an average precipitation of 200 mm (7.9 in) spread across 11 days, it's wise to prepare for some rain. The average humidity sits at a notable 76%, adding a touch of moisture to the air.

April Temperature in Susaki

In April in Susaki, the average temperature is 14°C (57°F). The maximum can reach 24°C (76°F), and the minimum can be as low as 1°C (33°F). This is an ideal time for travelers to explore Susaki, as the mild weather allows for comfortable outdoor activities.

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

The chart illustrates April temperature patterns in Susaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Susaki, April typically has an average temperature of 14°C (57°F), with highs reaching up to 24°C (76°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec414250576570778074655445
Data source: Temperature data for Susaki 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 Susaki

In Susaki in April, the precipitation amount is 200 mm (7.9 in) over the course of 11 days.

April Precipitation Trends in Susaki

The chart displays monthly precipitation patterns in Susaki, 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 Susaki, April typically receives around 200 mm (7.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec681021852002333225813483683437977
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Susaki

In Susaki in April humidity is 76%. With an average temperature of 14°C (57°F), this humidity feels like a warm blanket wrapped around you, creating a heavy atmosphere that can make outdoor activities feel sluggish and stifling, urging travelers to seek shade and refreshment more frequently.

April Average Humidity in Susaki

This chart illustrates the average monthly humidity levels in Susaki, 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 Susaki is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%70%70%76%83%86%91%88%85%82%79%77%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Susaki

In Susaki 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 Susaki.

Maximum UV Index Levels in Susaki for April

The chart shows the monthly maximum UV Index (UVI) for Susaki 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 Susaki typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101212121210864
Data source: Susaki 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 Susaki Compares to Other Months

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

This table compares monthly weather conditions in Susaki, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)68 mm (2.7 inches)74%moderate
February Weather6°C (43°F)102 mm (4.0 inches)70%high
March Weather10°C (50°F)185 mm (7.3 inches)70%very high
April Weather14°C (57°F)200 mm (7.9 inches)76%very high
May Weather18°C (65°F)233 mm (9.2 inches)82%extreme
June Weather21°C (71°F)321 mm (12.7 inches)86%extreme
July Weather25°C (78°F)581 mm (22.9 inches)91%extreme
August Weather27°C (80°F)348 mm (13.7 inches)88%extreme
September Weather23°C (74°F)368 mm (14.5 inches)85%very high
October Weather18°C (65°F)343 mm (13.5 inches)82%very high
November Weather12°C (54°F)79 mm (3.1 inches)79%high
December Weather7°C (45°F)77 mm (3.0 inches)77%moderate

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