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October Weather in Trelly, France

Last updated: August 23, 2025

In October, the average temperature in Trelly, France is a mild 14°C (57°F). You can expect a minimum of 7°C (44°F) and a pleasant maximum of 22°C (72°F). During this time, the area experiences 146 mm (5.7 in) of precipitation spread over 17 days, resulting in an average humidity of 89%. Whether you're planning outdoor activities or cozy indoor moments, be prepared for a damp and mild atmosphere!

October Temperature in Trelly

In October in Trelly, the average temperature is 14°C (57°F). Maximums can reach 22°C (72°F) and minimums can be as low as 7°C (44°F). This mild climate makes it a pleasant time for travelers to explore the area.

October Weather in Trelly: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Trelly, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trelly, October typically has an average temperature of 14°C (57°F), with highs reaching up to 22°C (72°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec454648515661656462575047
Data source: Temperature data for Trelly 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.

October Precipitation in Trelly

In Trelly in October, the precipitation amount is 146 mm (5.7 in), occurring over the course of 17 days.

October Precipitation Trends in Trelly

The chart displays monthly precipitation patterns in Trelly, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Trelly, October typically receives around 146 mm (5.7 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec979391428281627885146115176
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Trelly

In Trelly in October humidity is 89%. With an average temperature of 14°C (57°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities uncomfortable and travel challenging due to the oppressive heat and stickiness in the air.

October Average Humidity in Trelly

This chart illustrates the average monthly humidity levels in Trelly, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Trelly is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%86%85%80%80%69%73%79%89%92%92%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Trelly

In Trelly in October, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Trelly for better planning.

Maximum UV Index Levels in Trelly for October

The chart shows the monthly maximum UV Index (UVI) for Trelly in October, 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 October, the maximum UV index in Trelly typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679886421
Data source: Trelly October 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 October Weather in Trelly Compares to Other Months

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

This table compares monthly weather conditions in Trelly, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)96 mm (3.8 inches)90%low
February Weather8°C (46°F)93 mm (3.7 inches)89%moderate
March Weather9°C (48°F)91 mm (3.6 inches)86%moderate
April Weather11°C (51°F)42 mm (1.7 inches)84%high
May Weather13°C (56°F)82 mm (3.2 inches)80%high
June Weather16°C (62°F)81 mm (3.2 inches)80%very high
July Weather18°C (65°F)62 mm (2.4 inches)69%very high
August Weather18°C (65°F)77 mm (3.1 inches)73%very high
September Weather17°C (62°F)85 mm (3.3 inches)79%high
October Weather14°C (57°F)146 mm (5.7 inches)89%moderate
November Weather10°C (51°F)115 mm (4.5 inches)92%low
December Weather9°C (48°F)176 mm (6.9 inches)92%low

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