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May Weather in Sully, France

Last updated: August 23, 2025

In Sully, France, the average temperature in May hovers around 14°C (58°F). Temperatures can range from a chilly 0°C (33°F) to a warm 30°C (87°F). Expect about 89 mm (3.5 in) of precipitation over 13 days, and prepare for a high average humidity of 82%.

May Temperature in Sully

In May in Sully, the average temperature is 14°C (58°F). Maximums can reach 30°C (87°F) while minimums can dip as low as 0°C (33°F). This makes Sully an ideal destination for travelers looking to experience a range of weather conditions during their visit.

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

The chart illustrates May temperature patterns in Sully, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sully, May typically has an average temperature of 14°C (58°F), with highs reaching up to 30°C (87°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec374145515766706962534340
Data source: Temperature data for Sully 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 Sully

In Sully in May, the precipitation amount is 89 mm (3.5 in) distributed over 13 days.

May Precipitation Trends in Sully

The chart displays monthly precipitation patterns in Sully, 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 Sully, May typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec7360814689786146517974124
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sully

In Sully in May, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

May Average Humidity in Sully

This chart illustrates the average monthly humidity levels in Sully, 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 Sully is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%84%82%82%79%72%78%88%91%93%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sully

In Sully in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Sully.

Maximum UV Index Levels in Sully for May

The chart shows the monthly maximum UV Index (UVI) for Sully 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 Sully typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Sully 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 Sully Compares to Other Months

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

This table compares monthly weather conditions in Sully, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)73 mm (2.9 inches)91%low
February Weather5°C (41°F)60 mm (2.3 inches)89%moderate
March Weather7°C (46°F)81 mm (3.2 inches)86%moderate
April Weather11°C (52°F)46 mm (1.8 inches)84%high
May Weather14°C (58°F)89 mm (3.5 inches)82%very high
June Weather19°C (67°F)78 mm (3.1 inches)82%very high
July Weather21°C (70°F)61 mm (2.4 inches)79%very high
August Weather21°C (69°F)46 mm (1.8 inches)72%very high
September Weather17°C (62°F)51 mm (2.0 inches)78%high
October Weather12°C (54°F)79 mm (3.1 inches)88%moderate
November Weather6°C (44°F)74 mm (2.9 inches)91%low
December Weather5°C (40°F)124 mm (4.9 inches)93%low

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