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April Weather in Saijo, Japan

Last updated: August 23, 2025

In April, the average temperature in Saijo, Japan is a mild 12°C (53°F). However, be prepared for a range of temperatures, as the minimum can dip to -3°C (27°F) while the maximum can reach a warm 26°C (79°F). Expect 11 days of rain with a total precipitation of 131 mm (5.2 in), and enjoy the moderately high average humidity of 74%. Embrace the diverse weather conditions as you explore this fascinating destination!

April Temperature in Saijo

In April in Saijo, the average temperature is 12°C (53°F). Maximums can reach 26°C (79°F), and minimums can drop as low as -3°C (27°F). This variability makes it essential for travelers to be prepared for both warm days and chilly nights during their visit.

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

The chart illustrates April temperature patterns in Saijo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saijo, April typically has an average temperature of 12°C (53°F), with highs reaching up to 26°C (79°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec363745536368767870604939
Data source: Temperature data for Saijo 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 Saijo

In Saijo in April, the precipitation amount is 131 mm (5.2 in) distributed over 11 days.

April Precipitation Trends in Saijo

The chart displays monthly precipitation patterns in Saijo, 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 Saijo, April typically receives around 131 mm (5.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec73851291311191973592622341714489
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Saijo

In Saijo in April, humidity is 74%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill wraps around you, making outdoor activities less enjoyable and encouraging you to seek cozy indoor spots instead.

April Average Humidity in Saijo

This chart illustrates the average monthly humidity levels in Saijo, 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 Saijo 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 Saijo

In Saijo 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 Saijo.

Maximum UV Index Levels in Saijo for April

The chart shows the monthly maximum UV Index (UVI) for Saijo 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 Saijo typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458111111121210753
Data source: Saijo 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 Saijo Compares to Other Months

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

This table compares monthly weather conditions in Saijo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)73 mm (2.9 inches)82%moderate
February Weather3°C (37°F)85 mm (3.3 inches)79%moderate
March Weather7°C (45°F)129 mm (5.1 inches)73%very high
April Weather12°C (53°F)131 mm (5.2 inches)74%extreme
May Weather17°C (63°F)119 mm (4.7 inches)84%extreme
June Weather20°C (68°F)197 mm (7.7 inches)86%extreme
July Weather24°C (76°F)359 mm (14.1 inches)92%extreme
August Weather26°C (78°F)262 mm (10.3 inches)92%extreme
September Weather21°C (70°F)234 mm (9.2 inches)87%very high
October Weather16°C (60°F)171 mm (6.7 inches)85%high
November Weather9°C (49°F)44 mm (1.7 inches)84%moderate
December Weather4°C (40°F)89 mm (3.5 inches)82%moderate

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