January Weather in Arsenal, Mauritius

Last updated: August 23, 2025

In Arsenal, Mauritius, the average temperature in January hovers around 27°C (80°F), with a minimum of 24°C (75°F) and a maximum reaching 30°C (86°F). Rainfall is quite frequent, with an average precipitation of 162 mm (6.4 in) occurring over 17 days. Coupled with this, the humidity remains high at 82%, creating a warm and tropical climate.

January Temperature in Arsenal

In January in Arsenal, the average temperature is 27°C (80°F). Maximums can reach 30°C (86°F), and minimums can be as low as 24°C (75°F). This mild and pleasant weather makes Arsenal an ideal destination for travelers seeking warmth and sunshine during January.

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

The chart illustrates January temperature patterns in Arsenal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arsenal, January typically has an average temperature of 27°C (80°F), with highs reaching up to 30°C (86°F) and lows dropping to around 24°C (75°F).

Data source: Temperature data for Arsenal generated using information from the Copernicus Climate Change Service.

January Precipitation in Arsenal

In Arsenal in January, the precipitation amount is 162 mm (6.4 in) over the course of 17 days.

January Precipitation Trends in Arsenal

The chart displays monthly precipitation patterns in Arsenal, 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 Arsenal, January typically receives around 162 mm (6.4 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Arsenal

In Arsenal in January, humidity is 82%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, often leaving travelers longing for shade and a refreshing drink.

January Average Humidity in Arsenal

This chart illustrates the average monthly humidity levels in Arsenal, 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 Arsenal is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Arsenal

In Arsenal in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Arsenal.

Maximum UV Index Levels in Arsenal for January

The chart shows the monthly maximum UV Index (UVI) for Arsenal 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 Arsenal typically reaches 16, which falls under the extreme exposure category.

Data source: Arsenal 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 Arsenal Compares to Other Months

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

This table compares monthly weather conditions in Arsenal, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	162 mm (6.4 inches)	82%	extreme
February Weather	27°C (80°F)	147 mm (5.8 inches)	86%	extreme
March Weather	27°C (81°F)	148 mm (5.8 inches)	82%	extreme
April Weather	26°C (79°F)	97 mm (3.8 inches)	83%	extreme
May Weather	25°C (77°F)	54 mm (2.1 inches)	80%	very high
June Weather	23°C (74°F)	32 mm (1.3 inches)	74%	high
July Weather	22°C (73°F)	29 mm (1.1 inches)	75%	very high
August Weather	22°C (72°F)	23 mm (0.9 inches)	74%	very high
September Weather	23°C (73°F)	17 mm (0.7 inches)	78%	extreme
October Weather	24°C (75°F)	27 mm (1.0 inches)	77%	extreme
November Weather	25°C (77°F)	33 mm (1.3 inches)	78%	extreme
December Weather	26°C (79°F)	68 mm (2.7 inches)	81%	extreme