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May Weather in Chiba, China

Last updated: August 22, 2025

In May, the average temperature in Chiba, China hovers around 13°C (56°F). Expect a minimum of 1°C (34°F) and a maximum of 26°C (80°F), offering a range of weather experiences. With an average precipitation amount of 109 mm (4.3 in) spread over 16 days, it's wise to be prepared for some rain. The average humidity sits at a comfortable 84%, creating a unique atmosphere that defines the season.

May Temperature in Chiba

In May in Chiba, the average temperature is 13°C (56°F). Maximum temperatures can reach 26°C (80°F), while minimums can drop as low as 1°C (34°F). Be prepared for a range of weather conditions if you're planning to travel!

May Weather in Chiba: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Chiba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chiba, May typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (80°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec222741495662676558483725
Data source: Temperature data for Chiba 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.

May Precipitation in Chiba

In Chiba in May, the precipitation amount is 109 mm (4.3 in) spread over 16 days.

May Precipitation Trends in Chiba

The chart displays monthly precipitation patterns in Chiba, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Chiba, May typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec192446781091211501521301033418
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Chiba

In Chiba in May, humidity is 84%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel cooler and more uncomfortable for traveling, as the air clings to your skin and weighs you down with a sense of heaviness.

May Average Humidity in Chiba

This chart illustrates the average monthly humidity levels in Chiba, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Chiba is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%90%86%85%84%87%88%91%91%91%90%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Chiba

In Chiba in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Chiba.

Maximum UV Index Levels in Chiba for May

The chart shows the monthly maximum UV Index (UVI) for Chiba in May, 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 May, the maximum UV index in Chiba typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589131313131212964
Data source: Chiba May 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 May Weather in Chiba Compares to Other Months

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

This table compares monthly weather conditions in Chiba, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (22°F)19 mm (0.7 inches)87%moderate
February Weather-3°C (27°F)24 mm (0.9 inches)90%very high
March Weather5°C (41°F)46 mm (1.8 inches)86%very high
April Weather9°C (49°F)78 mm (3.1 inches)84%extreme
May Weather13°C (56°F)109 mm (4.3 inches)84%extreme
June Weather17°C (62°F)121 mm (4.8 inches)87%extreme
July Weather19°C (67°F)150 mm (5.9 inches)88%extreme
August Weather19°C (66°F)152 mm (6.0 inches)91%extreme
September Weather14°C (58°F)130 mm (5.1 inches)91%extreme
October Weather9°C (48°F)103 mm (4.1 inches)91%very high
November Weather3°C (37°F)34 mm (1.3 inches)90%high
December Weather-4°C (25°F)18 mm (0.7 inches)87%moderate

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