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January Weather in Dechy, France

Last updated: August 23, 2025

In January, the average temperature in Dechy, France hovers around 4°C (40°F). Expect chilly conditions, with minimums plummeting to -7°C (21°F) and highs reaching up to 14°C (58°F). During this month, precipitation totals 59 mm (2.3 in) spread over 11 days, contributing to an average humidity of 91%. Stay warm and prepared for the damp weather!

January Temperature in Dechy

In January in Dechy, the average temperature is 4°C (40°F). Maximums can reach 14°C (58°F), while minimums can drop to as low as -7°C (21°F). Travelers should be prepared for chilly weather and pack accordingly for both mild and cold conditions.

January Weather in Dechy: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Dechy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dechy, January typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (58°F) and lows dropping to around -7°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec394246505664666660544642
Data source: Temperature data for Dechy 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.

January Precipitation in Dechy

In Dechy in January, the precipitation amount is 59 mm (2.3 in) over the course of 11 days.

January Precipitation Trends in Dechy

The chart displays monthly precipitation patterns in Dechy, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Dechy, January typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec596265366364527549806395
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Dechy

In Dechy in January, humidity is 91%. With an average temperature of 4°C (40°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor travel uncomfortable and necessitating extra layers for warmth.

January Average Humidity in Dechy

This chart illustrates the average monthly humidity levels in Dechy, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Dechy is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Dechy

In Dechy in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Dechy, you can visit Hourly UV Index in Dechy.

Maximum UV Index Levels in Dechy for January

The chart shows the monthly maximum UV Index (UVI) for Dechy in January, 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 January, the maximum UV index in Dechy typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224678875421
Data source: Dechy January 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 January Weather in Dechy Compares to Other Months

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

This table compares monthly weather conditions in Dechy, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)59 mm (2.3 inches)91%low
February Weather6°C (42°F)62 mm (2.4 inches)89%low
March Weather8°C (46°F)65 mm (2.6 inches)87%moderate
April Weather10°C (50°F)36 mm (1.4 inches)85%high
May Weather13°C (56°F)63 mm (2.5 inches)82%high
June Weather18°C (64°F)64 mm (2.5 inches)82%very high
July Weather19°C (66°F)52 mm (2.0 inches)80%very high
August Weather19°C (66°F)75 mm (2.9 inches)76%high
September Weather16°C (61°F)49 mm (1.9 inches)82%moderate
October Weather12°C (55°F)80 mm (3.1 inches)89%moderate
November Weather8°C (46°F)62 mm (2.5 inches)92%low
December Weather6°C (43°F)95 mm (3.7 inches)92%low

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