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January Weather in Le Portel, France

Last updated: August 23, 2025

In January, the average temperature in Le Portel, France hovers around 6°C (43°F), with a minimum of -3°C (27°F) and a pleasant maximum of 14°C (57°F). Expect notable precipitation of 81 mm (3.2 in) over 13 days, coupled with a high average humidity of 91%. Prepare accordingly for this chilly, damp month!

January Temperature in Le Portel

In January in Le Portel, the average temperature is 6°C (43°F), with maximums reaching 14°C (57°F) and minimums dropping as low as -3°C (27°F). Be prepared for chilly days and layer your clothing if you're planning to travel during this time.

January Weather in Le Portel: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Le Portel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Le Portel, January typically has an average temperature of 6°C (43°F), with highs reaching up to 14°C (57°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec434446495460646461564946
Data source: Temperature data for Le Portel 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 Le Portel

In Le Portel in January, the precipitation amount is 81 mm (3.2 in) over the course of 13 days.

January Precipitation Trends in Le Portel

The chart displays monthly precipitation patterns in Le Portel, 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 Le Portel, January typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec817473316167497467123104143
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Le Portel

In Le Portel in January, humidity is 91%. With an average temperature of 6°C (43°F), this humidity feels like a thick blanket wrapped around you, making travel uncomfortable and sticky as every step becomes a challenge against the heavy, damp air.

January Average Humidity in Le Portel

This chart illustrates the average monthly humidity levels in Le Portel, 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 Le Portel is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%82%81%76%73%80%89%92%92%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Le Portel

In Le Portel 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 Le Portel, you can visit Hourly UV Index in Le Portel.

Maximum UV Index Levels in Le Portel for January

The chart shows the monthly maximum UV Index (UVI) for Le Portel 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 Le Portel typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224578875421
Data source: Le Portel 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 Le Portel Compares to Other Months

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

This table compares monthly weather conditions in Le Portel, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)81 mm (3.2 inches)91%low
February Weather7°C (44°F)74 mm (2.9 inches)89%low
March Weather8°C (46°F)73 mm (2.9 inches)86%moderate
April Weather10°C (50°F)31 mm (1.2 inches)85%moderate
May Weather12°C (54°F)61 mm (2.4 inches)82%high
June Weather16°C (61°F)67 mm (2.6 inches)81%very high
July Weather18°C (64°F)49 mm (1.9 inches)76%very high
August Weather18°C (65°F)74 mm (2.9 inches)73%high
September Weather16°C (61°F)67 mm (2.7 inches)80%moderate
October Weather13°C (57°F)123 mm (4.8 inches)89%moderate
November Weather10°C (49°F)104 mm (4.1 inches)92%low
December Weather8°C (46°F)143 mm (5.6 inches)92%low

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