January weather forecast
Port Mathurin, Mauritius

Port Mathurin, Mauritius, initiates the year with warm temperatures, often marked with substantial humidity. January typically marks the start of the cyclone season, resulting in volatile weather patterns. The sea temperature at around 27.1°C (80.8°F) creates a comfortable environment for numerous water activities. Despite being one of the brightest months with about 13.2 daylight hours, there is a significant amount of rain resulting from elevated humidity. Overall, the city offers an exciting blend of sunny and rainy conditions in January.

Temperature

Port Mathurin, Mauritius, observes a minor difference in average high-temperatures between December's 26.3°C (79.3°F) and January's 27.1°C (80.8°F). Port Mathurin's nighttime temperatures in January display a slight drop from daytime highs, averaging to a still warm 26.6°C (79.9°F).

Heat index

In January, the average heat index is appraised at a tropical 30°C (86°F). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In January, the average relative humidity is 78%.

Rainfall

In Port Mathurin, in January, during 19.4 rainfall days, 78mm (3.07") of precipitation is typically accumulated. In Port Mathurin, during the entire year, the rain falls for 214.5 days and collects up to 564mm (22.2") of precipitation.

Sea temperature

In Port Mathurin, in January, the average water temperature is 27.1°C (80.8°F).
Note: For swimming, diving, and similar activities, the water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered delightful, allowing for extended periods of enjoyment without discomfort.

Daylight

In January, the average length of the day is 13h and 10min.
On the first day of the month, sunrise is at 05:10 and sunset at 18:28. On the last day of January, sunrise is at 05:29 and sunset at 18:29 +04.

Sunshine

In Port Mathurin, Mauritius, the average sunshine in January is 9.5h.

UV index

The months with the highest UV index are January through April, November and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 7 in January translates into these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be careful! The Sun's UV radiation is accentuated by reflecting off sand and water.