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April Weather in Shimukappu, Japan

Last updated: August 23, 2025

In April, the average temperature in Shimukappu, Japan hovers around 3°C (38°F). Expect a range from a chilly -11°C (13°F) to a comfortable 19°C (66°F). With about 100 mm (3.9 in) of precipitation spread over 15 days, it’s wise to carry an umbrella. The air is quite humid, with an average humidity of 81%, adding to the overall atmosphere.

April Temperature in Shimukappu

In April in Shimukappu, the average temperature is 3°C (38°F), with maximums reaching 19°C (66°F) and minimums dropping as low as -11°C (13°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable.

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

The chart illustrates April temperature patterns in Shimukappu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shimukappu, April typically has an average temperature of 3°C (38°F), with highs reaching up to 19°C (66°F) and lows dropping to around -11°C (13°F).
JanFebMarAprMayJunJulAugSepOctNovDec151828385157666558473420
Data source: Temperature data for Shimukappu 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 Shimukappu

In Shimukappu in April, the precipitation amount is 100 mm (3.9 in) over a span of 15 days.

April Precipitation Trends in Shimukappu

The chart displays monthly precipitation patterns in Shimukappu, 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 Shimukappu, April typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec577510410010712010418113116312689
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Shimukappu

In Shimukappu in April, humidity is 81%. With an average temperature of 3°C (38°F), this humidity feels like a heavy blanket wrapped around you, making outdoor activities uncomfortable and travel challenging due to the cold, damp air.

April Average Humidity in Shimukappu

This chart illustrates the average monthly humidity levels in Shimukappu, 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 Shimukappu is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%81%81%86%87%93%95%88%83%79%80%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Shimukappu

In Shimukappu in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Shimukappu.

Maximum UV Index Levels in Shimukappu for April

The chart shows the monthly maximum UV Index (UVI) for Shimukappu 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 Shimukappu typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236791010108632
Data source: Shimukappu 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 Shimukappu Compares to Other Months

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

This table compares monthly weather conditions in Shimukappu, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (15°F)57 mm (2.2 inches)84%low
February Weather-8°C (18°F)75 mm (2.9 inches)83%moderate
March Weather-2°C (28°F)104 mm (4.1 inches)81%high
April Weather3°C (38°F)100 mm (3.9 inches)81%high
May Weather10°C (51°F)107 mm (4.2 inches)86%very high
June Weather14°C (57°F)120 mm (4.7 inches)87%very high
July Weather19°C (66°F)104 mm (4.1 inches)93%very high
August Weather18°C (65°F)181 mm (7.1 inches)95%very high
September Weather14°C (58°F)131 mm (5.2 inches)88%very high
October Weather8°C (47°F)163 mm (6.4 inches)83%high
November Weather1°C (34°F)126 mm (5.0 inches)79%moderate
December Weather-7°C (21°F)89 mm (3.5 inches)80%low

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