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April Weather in Katori-shi, Japan

Last updated: August 23, 2025

In Katori-shi, Japan, the average temperature in April hovers around 14°C (57°F), with a minimum of just 4°C (39°F) and a maximum reaching 24°C (75°F). Expect 123 mm (4.8 in) of precipitation over 11 days, contributing to an average humidity level of 73%. Get ready for a blend of mild temperatures and occasional showers!

April Temperature in Katori-shi

In April in Katori-shi, the average temperature is 14°C (57°F). The maximum can reach 24°C (75°F) and the minimum can be as low as 4°C (39°F). This mild climate makes it an ideal time for outdoor activities and exploring the local attractions.

April Weather in Katori-shi: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Katori-shi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Katori-shi, April typically has an average temperature of 14°C (57°F), with highs reaching up to 24°C (75°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec434551576671778175665848
Data source: Temperature data for Katori-shi 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 Katori-shi

In Katori-shi in April, the precipitation amount is 123 mm (4.8 in) occurring over the course of 11 days.

April Precipitation Trends in Katori-shi

The chart displays monthly precipitation patterns in Katori-shi, 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 Katori-shi, April typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec555214512313815820710017625811076
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Katori-shi

In Katori-shi in April, humidity is 73%. With an average temperature of 14°C (57°F), this humidity feels like a warm embrace, making outdoor activities enjoyable but potentially uncomfortable for extended periods. Travelers should stay hydrated and take breaks in shaded areas to fully appreciate the vibrant surroundings.

April Average Humidity in Katori-shi

This chart illustrates the average monthly humidity levels in Katori-shi, 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 Katori-shi is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%69%68%73%81%88%94%87%83%78%74%72%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Katori-shi

In Katori-shi in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Katori-shi.

Maximum UV Index Levels in Katori-shi for April

The chart shows the monthly maximum UV Index (UVI) for Katori-shi 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 Katori-shi typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109753
Data source: Katori-shi 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 Katori-shi Compares to Other Months

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

This table compares monthly weather conditions in Katori-shi, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)55 mm (2.2 inches)70%moderate
February Weather7°C (45°F)52 mm (2.0 inches)69%moderate
March Weather11°C (51°F)145 mm (5.7 inches)68%high
April Weather14°C (57°F)123 mm (4.8 inches)73%very high
May Weather19°C (66°F)138 mm (5.4 inches)81%very high
June Weather21°C (71°F)158 mm (6.2 inches)88%extreme
July Weather25°C (77°F)207 mm (8.2 inches)94%extreme
August Weather27°C (81°F)100 mm (3.9 inches)87%very high
September Weather24°C (75°F)176 mm (6.9 inches)83%very high
October Weather19°C (67°F)258 mm (10.1 inches)78%high
November Weather14°C (58°F)110 mm (4.3 inches)74%moderate
December Weather9°C (48°F)76 mm (3.0 inches)72%moderate

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