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April Weather in Saiki, Japan

Last updated: August 23, 2025

In April, the average temperature in Saiki, Japan hovers around 16°C (61°F), making it a pleasant time to visit. Expect a minimum of 7°C (45°F) and a maximum of 24°C (76°F), perfect for various outdoor activities. However, be prepared for some rain, as the region receives about 118 mm (4.7 in) of precipitation over 7 days. With an average humidity of 78%, it's advisable to pack accordingly for both comfort and enjoyment!

April Temperature in Saiki

In April in Saiki, the average temperature is 16°C (61°F). Maximums can reach 24°C (76°F) and minimums can be as low as 7°C (45°F). This makes Saiki a pleasant destination for travelers looking for mild weather and comfortable outdoor activities.

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

The chart illustrates April temperature patterns in Saiki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saiki, April typically has an average temperature of 16°C (61°F), with highs reaching up to 24°C (76°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec474854606773798277696051
Data source: Temperature data for Saiki 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 Saiki

In Saiki in April, the precipitation amount is 118 mm (4.7 in) over a span of 7 days.

April Precipitation Trends in Saiki

The chart displays monthly precipitation patterns in Saiki, 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 Saiki, April typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec57811261181632213261952242596161
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Saiki

In Saiki in April, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

April Average Humidity in Saiki

This chart illustrates the average monthly humidity levels in Saiki, 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 Saiki is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%71%71%78%84%86%92%91%84%83%81%79%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Saiki

In Saiki 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 Saiki.

Maximum UV Index Levels in Saiki for April

The chart shows the monthly maximum UV Index (UVI) for Saiki 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 Saiki typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101111121210764
Data source: Saiki 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 Saiki Compares to Other Months

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

This table compares monthly weather conditions in Saiki, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)57 mm (2.3 inches)75%moderate
February Weather9°C (48°F)81 mm (3.2 inches)71%high
March Weather12°C (55°F)126 mm (5.0 inches)71%very high
April Weather16°C (61°F)118 mm (4.7 inches)78%very high
May Weather20°C (68°F)163 mm (6.4 inches)84%extreme
June Weather23°C (73°F)221 mm (8.7 inches)86%extreme
July Weather26°C (80°F)326 mm (12.8 inches)92%extreme
August Weather28°C (82°F)195 mm (7.7 inches)91%extreme
September Weather25°C (77°F)224 mm (8.8 inches)84%very high
October Weather21°C (70°F)259 mm (10.2 inches)83%high
November Weather16°C (60°F)61 mm (2.4 inches)81%high
December Weather11°C (51°F)61 mm (2.4 inches)79%moderate

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