December weather forecastRose Belle, Mauritius
December
Weather in December
December in Rose Belle, Mauritius, signals the onset of the warm season. The month sees a noticeable rise in temperature, reaching up to 27.4°C (81.3°F) with pressures dropping to 1013.4mb. Though rainfall increases to 59mm (2.32"), the higher temperatures balance it out, preventing the weather from becoming too wet. Despite being the shortest day of the year, the city enjoys 10.2 hours of sunshine each day. With balmy sea breezes sweeping through the city, the atmosphere remains both festive and comfortable in December.Temperature
Stepping into December, Rose Belle records an average high-temperature of a still moderately hot 27.4°C (81.3°F), almost consistent with November. The nights of December in Rose Belle cool down to an average low of 25.1°C (77.2°F), subtly lower than daytime highs.Heat index
The heat index in December is evaluated at a tropical 30°C (86°F). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.Heat index values are typically calculated for conditions of shade and a light breeze. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Humidity
In Rose Belle, the average relative humidity in December is 76%.Rainfall
In Rose Belle, in December, during 17.1 rainfall days, 59mm (2.32") of precipitation is typically accumulated. Throughout the year, there are 200.8 rainfall days, and 550mm (21.65") of precipitation is accumulated.Daylight
With an average of 13h and 18min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 05:20 and sunset at 18:37. On the last day of the month, sunrise is at 05:32 and sunset at 18:53 +04.
Sunshine
The average sunshine in December is 10.2h.UV index
January through April and December, with an average maximum UV index of 7, are months with the highest UV index in Rose Belle. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 7 in December transforms into this advice:
Shield from overexposure. Defense against sun-related harm is required. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Rose Belle, Mauritius
- Average high temperature in December: 27.4°C
The warmest month (with the highest average high temperature) is February (28.2°C).
The month with the lowest average high temperature is August (22.9°C).
- Average low temperature in December: 25.1°C
The month with the highest average low temperature is February (26°C).
The coldest month (with the lowest average low temperature) is August (21.3°C).
Average pressure in December
Rose Belle, Mauritius
- Average pressure in December: 1013.4mbar
The month with the highest atmospheric pressure is August (1021.2mbar).
The month with the lowest atmospheric pressure is February (1011.2mbar).
Average wind speed in December
Rose Belle, Mauritius
- Average wind speed in December: 18km/h
The windiest month (with the highest average wind speed) is August (24.3km/h).
The calmest month (with the lowest average wind speed) is November (17.7km/h).
Average humidity in December
Rose Belle, Mauritius
- Average humidity in December: 76%
The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August and September (74%).
Average rainfall in December
Rose Belle, Mauritius
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is February (105mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in December
Rose Belle, Mauritius
- Average rainfall days in December: 17.1 days
The month with the highest number of rainy days is March (21.8 days).
The month with the least rainy days is November (11.2 days).
Average daylight in December /
Average sunshine in December
Rose Belle, Mauritius
- Average daylight in December: 13h and 18min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in December: 10h and 12min
The month with the most sunshine is October (Average sunshine: 10h and 18min).
The month with the least sunshine is July (Average sunshine: 6h and 6min).
Average sunshine days in December
Rose Belle, Mauritius
- Average sunshine days in December: 10.1 days
The month with the most sunshine days is November (14.2 days).
The month with the least sunshine days is February (4 days).
Average UV index in December
Rose Belle, Mauritius
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April and December (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October and November (UV index 6).
Average cloud cover in December
Rose Belle, Mauritius
- Average cloud cover in December: 40
The months with the most cloud cover are March and April (Cloud cover 45).
The months with the least cloud cover are September and October (Cloud cover 38).
Average visibility in December
Rose Belle, Mauritius
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





