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April Weather in Tatsuno, Japan

Last updated: August 23, 2025

In April, the average temperature in Tatsuno, Japan hovers around 13°C (56°F), with lows dipping to 5°C (41°F) and highs reaching 20°C (68°F). Expect 132 mm (5.2 in) of precipitation spread over 8 days and a comfortable average humidity level of 74%. Perfect for those who enjoy a mild, slightly rainy climate!

April Temperature in Tatsuno

In April in Tatsuno, the average temperature is 13°C (56°F). Maximums can reach 20°C (68°F), while minimums can drop to as low as 5°C (41°F). Travelers should pack both light layers for the warmer days and warmer clothing for the cooler evenings.

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

The chart illustrates April temperature patterns in Tatsuno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tatsuno, April typically has an average temperature of 13°C (56°F), with highs reaching up to 20°C (68°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec444349556470788176675848
Data source: Temperature data for Tatsuno 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 Tatsuno

In Tatsuno in April, the total precipitation amount is 132 mm (5.2 in), which occurs over the span of 8 days.

April Precipitation Trends in Tatsuno

The chart displays monthly precipitation patterns in Tatsuno, 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 Tatsuno, April typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec42551101321341603091802282294356
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Tatsuno

In Tatsuno in April humidity is 74%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, especially for travelers unaccustomed to such conditions.

April Average Humidity in Tatsuno

This chart illustrates the average monthly humidity levels in Tatsuno, 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 Tatsuno is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%73%74%84%86%92%92%87%85%84%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Tatsuno

In Tatsuno 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 Tatsuno.

Maximum UV Index Levels in Tatsuno for April

The chart shows the monthly maximum UV Index (UVI) for Tatsuno 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 Tatsuno typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458111111121110754
Data source: Tatsuno 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 Tatsuno Compares to Other Months

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

This table compares monthly weather conditions in Tatsuno, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)42 mm (1.7 inches)82%moderate
February Weather6°C (44°F)55 mm (2.2 inches)79%moderate
March Weather9°C (49°F)109 mm (4.3 inches)73%very high
April Weather13°C (56°F)132 mm (5.2 inches)74%extreme
May Weather18°C (64°F)134 mm (5.3 inches)84%extreme
June Weather21°C (71°F)160 mm (6.3 inches)86%extreme
July Weather25°C (78°F)309 mm (12.2 inches)92%extreme
August Weather27°C (81°F)180 mm (7.1 inches)92%extreme
September Weather24°C (76°F)228 mm (9.0 inches)87%very high
October Weather20°C (68°F)229 mm (9.0 inches)85%high
November Weather14°C (58°F)43 mm (1.7 inches)84%moderate
December Weather9°C (49°F)56 mm (2.2 inches)82%moderate

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