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April Weather in Haibara-akanedai, Japan

Last updated: August 23, 2025

In Haibara-akanedai, Japan, the average temperature in April hovers around 12°C (54°F), with extremes ranging from a chilly -2°C (29°F) to a warm 26°C (78°F). The region sees about 141 mm (5.6 in) of precipitation spread over 11 days, contributing to an average humidity level of 76%. So, whether you're packing an umbrella or planning for mild days, be prepared for a mix of weather!

April Temperature in Haibara-akanedai

In April in Haibara-akanedai, the average temperature is 12°C (54°F). The maximum can reach 26°C (78°F), while the minimum can drop as low as -2°C (29°F). Be prepared for a mix of mild days and chilly nights when traveling to Haibara-akanedai during this time.

April Weather in Haibara-akanedai: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Haibara-akanedai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haibara-akanedai, April typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (78°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec373846546370777972625041
Data source: Temperature data for Haibara-akanedai 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 Haibara-akanedai

In Haibara-akanedai in April, the total precipitation amount is 141 mm (5.6 in) spread over 11 days.

April Precipitation Trends in Haibara-akanedai

The chart displays monthly precipitation patterns in Haibara-akanedai, 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 Haibara-akanedai, April typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec67781461411692243372022253215378
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Haibara-akanedai

In Haibara-akanedai 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 Haibara-akanedai

This chart illustrates the average monthly humidity levels in Haibara-akanedai, 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 Haibara-akanedai 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 Haibara-akanedai

In Haibara-akanedai in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Haibara-akanedai.

Maximum UV Index Levels in Haibara-akanedai for April

The chart shows the monthly maximum UV Index (UVI) for Haibara-akanedai 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 Haibara-akanedai typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111112121210764
Data source: Haibara-akanedai 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 Haibara-akanedai Compares to Other Months

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

This table compares monthly weather conditions in Haibara-akanedai, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)67 mm (2.6 inches)82%moderate
February Weather3°C (38°F)78 mm (3.1 inches)79%high
March Weather8°C (46°F)146 mm (5.7 inches)74%very high
April Weather12°C (54°F)141 mm (5.6 inches)76%extreme
May Weather17°C (64°F)169 mm (6.6 inches)83%extreme
June Weather21°C (70°F)224 mm (8.8 inches)87%extreme
July Weather25°C (77°F)336 mm (13.2 inches)93%extreme
August Weather26°C (80°F)202 mm (7.9 inches)91%extreme
September Weather22°C (72°F)225 mm (8.9 inches)87%very high
October Weather17°C (62°F)321 mm (12.6 inches)85%high
November Weather10°C (51°F)53 mm (2.1 inches)83%high
December Weather5°C (41°F)78 mm (3.1 inches)83%moderate

Compare Haibara-akanedai's Climate with Cities Worldwide