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January Weather in Port-Louis, France

Last updated: August 23, 2025

In January, the average temperature in Port-Louis, France hovers around 8°C (46°F). Expect chilly days as temperatures can dip to a minimum of -3°C (28°F) and reach a maximum of 14°C (57°F). With an average humidity of 82%, the air can feel quite damp, especially amidst 66 mm (2.6 in) of precipitation over 11 days. Embrace the cool, crisp atmosphere of this delightful month!

January Temperature in Port-Louis

In January in Port-Louis, the average temperature is 8°C (46°F). The maximum can reach 14°C (57°F), while the minimum can drop as low as -3°C (28°F). Be prepared for chilly weather and pack accordingly for your travels!

January Weather in Port-Louis: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Port-Louis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port-Louis, January typically has an average temperature of 8°C (46°F), with highs reaching up to 14°C (57°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec464749525762656462575149
Data source: Temperature data for Port-Louis 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 Port-Louis

In Port-Louis in January, the precipitation amount is 66 mm (2.6 in) spread over 11 days.

January Precipitation Trends in Port-Louis

The chart displays monthly precipitation patterns in Port-Louis, 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 Port-Louis, January typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec669072466267495247107100133
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Port-Louis

In Port-Louis in January humidity is 82%. With an average temperature of 8°C (46°F), this humidity feels like a thick, damp blanket wrapping around you, making travel uncomfortable and creating a sense of heaviness in the air that can sap your energy quickly.

January Average Humidity in Port-Louis

This chart illustrates the average monthly humidity levels in Port-Louis, 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 Port-Louis is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%81%82%82%80%77%78%79%82%81%82%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Port-Louis

In Port-Louis 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 Port-Louis, you can visit Hourly UV Index in Port-Louis.

Maximum UV Index Levels in Port-Louis for January

The chart shows the monthly maximum UV Index (UVI) for Port-Louis 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 Port-Louis typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986522
Data source: Port-Louis 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 Port-Louis Compares to Other Months

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

This table compares monthly weather conditions in Port-Louis, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)66 mm (2.6 inches)82%low
February Weather8°C (47°F)90 mm (3.5 inches)83%moderate
March Weather9°C (49°F)72 mm (2.8 inches)81%moderate
April Weather11°C (52°F)46 mm (1.8 inches)82%high
May Weather14°C (57°F)62 mm (2.4 inches)82%very high
June Weather17°C (62°F)67 mm (2.6 inches)80%very high
July Weather18°C (66°F)49 mm (1.9 inches)77%very high
August Weather18°C (65°F)52 mm (2.0 inches)78%very high
September Weather17°C (62°F)47 mm (1.8 inches)79%high
October Weather14°C (57°F)107 mm (4.2 inches)82%moderate
November Weather11°C (51°F)100 mm (3.9 inches)81%low
December Weather9°C (49°F)133 mm (5.2 inches)82%low

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