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January Weather in Roannes-Saint-Mary, France

Last updated: August 23, 2025

In January, the average temperature in Roannes-Saint-Mary, France is a chilly 3°C (38°F). Expect minimums to dip as low as -9°C (15°F) and highs reaching up to 16°C (62°F). With an average humidity of 90%, the air feels quite damp. Be prepared for rainfall, as 109 mm (4.3 in) of precipitation is expected over 11 days.

January Temperature in Roannes-Saint-Mary

In January in Roannes-Saint-Mary, the average temperature is 3°C (38°F). Maximums can reach 16°C (62°F) and minimums can be as low as -9°C (15°F). Travelers should be prepared for a range of temperatures and dress in layers to stay comfortable during their visit.

January Weather in Roannes-Saint-Mary: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Roannes-Saint-Mary, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roannes-Saint-Mary, January typically has an average temperature of 3°C (38°F), with highs reaching up to 16°C (62°F) and lows dropping to around -9°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec374245505663676760534440
Data source: Temperature data for Roannes-Saint-Mary 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 Roannes-Saint-Mary

In Roannes-Saint-Mary in January, the precipitation amount is 109 mm (4.3 in), occurring over a span of 11 days.

January Precipitation Trends in Roannes-Saint-Mary

The chart displays monthly precipitation patterns in Roannes-Saint-Mary, 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 Roannes-Saint-Mary, January typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec109881136812811363587088109198
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Roannes-Saint-Mary

In Roannes-Saint-Mary in January humidity is 90%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill wrapping around you, making travel uncomfortable as the cold penetrates your clothing while the heavy moisture lingers in the air.

January Average Humidity in Roannes-Saint-Mary

This chart illustrates the average monthly humidity levels in Roannes-Saint-Mary, 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 Roannes-Saint-Mary is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%85%84%84%82%79%75%79%86%90%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Roannes-Saint-Mary

In Roannes-Saint-Mary 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 Roannes-Saint-Mary, you can visit Hourly UV Index in Roannes-Saint-Mary.

Maximum UV Index Levels in Roannes-Saint-Mary for January

The chart shows the monthly maximum UV Index (UVI) for Roannes-Saint-Mary 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 Roannes-Saint-Mary typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23679101097532
Data source: Roannes-Saint-Mary 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 Roannes-Saint-Mary Compares to Other Months

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

This table compares monthly weather conditions in Roannes-Saint-Mary, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)109 mm (4.3 inches)90%low
February Weather5°C (42°F)87 mm (3.4 inches)87%moderate
March Weather7°C (45°F)113 mm (4.4 inches)85%high
April Weather10°C (50°F)68 mm (2.7 inches)84%high
May Weather13°C (56°F)127 mm (5.0 inches)84%very high
June Weather17°C (64°F)113 mm (4.4 inches)82%very high
July Weather20°C (68°F)63 mm (2.5 inches)79%very high
August Weather19°C (67°F)58 mm (2.3 inches)75%very high
September Weather16°C (61°F)70 mm (2.8 inches)79%high
October Weather11°C (53°F)88 mm (3.5 inches)86%moderate
November Weather7°C (44°F)109 mm (4.3 inches)90%moderate
December Weather4°C (40°F)198 mm (7.8 inches)92%low

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