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April Weather in Sukagawa, Japan

Last updated: August 23, 2025

In Sukagawa, Japan, the average temperature in April hovers around 10°C (50°F). Expect a chill, with minimums dipping to -2°C (28°F), while highs can reach 27°C (81°F). This month also brings an average precipitation of 108 mm (4.2 in) spread over 12 days, contributing to an average humidity of 73%.

April Temperature in Sukagawa

In April in Sukagawa, the average temperature is 10°C (50°F). Maximums can reach 27°C (81°F), and minimums can be as low as -2°C (28°F). This diverse range of temperatures makes it essential to pack layers for your travels.

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

The chart illustrates April temperature patterns in Sukagawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sukagawa, April typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (81°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec333542506166747768584737
Data source: Temperature data for Sukagawa 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 Sukagawa

In Sukagawa in April, the total precipitation amount is 108 mm (4.2 in) spread over 12 days.

April Precipitation Trends in Sukagawa

The chart displays monthly precipitation patterns in Sukagawa, 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 Sukagawa, April typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec49401201081281252521251582114755
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sukagawa

In Sukagawa in April, humidity is 73%. With an average temperature of 10°C (50°F), this humidity feels like a chilly, damp embrace, making it essential to layer your clothing while traveling, as the moisture in the air can quickly chill you to the bone.

April Average Humidity in Sukagawa

This chart illustrates the average monthly humidity levels in Sukagawa, 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 Sukagawa is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sukagawa

In Sukagawa 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 Sukagawa.

Maximum UV Index Levels in Sukagawa for April

The chart shows the monthly maximum UV Index (UVI) for Sukagawa 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 Sukagawa typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111119753
Data source: Sukagawa 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 Sukagawa Compares to Other Months

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

This table compares monthly weather conditions in Sukagawa, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)48 mm (1.9 inches)76%moderate
February Weather1°C (35°F)40 mm (1.6 inches)75%moderate
March Weather5°C (42°F)120 mm (4.7 inches)72%high
April Weather10°C (50°F)108 mm (4.2 inches)73%very high
May Weather16°C (61°F)128 mm (5.0 inches)80%very high
June Weather19°C (67°F)125 mm (4.9 inches)87%extreme
July Weather23°C (74°F)252 mm (9.9 inches)92%extreme
August Weather25°C (77°F)125 mm (4.9 inches)90%extreme
September Weather20°C (68°F)158 mm (6.2 inches)84%very high
October Weather14°C (58°F)211 mm (8.3 inches)80%high
November Weather8°C (47°F)47 mm (1.8 inches)77%moderate
December Weather3°C (37°F)55 mm (2.2 inches)77%moderate

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