December weather forecastCirconstance, Mauritius
December
Weather in December
The first month of the summer, December, is also a moderately hot month in Circonstance, Mauritius, with temperature in the range of an average high of 27.6°C (81.7°F) and an average low of 25.2°C (77.4°F).Temperature
December registers an average high-temperature of a still moderately hot 27.6°C (81.7°F), slightly varied from November's 26.3°C (79.3°F). Circonstance sustains a near constant temperature throughout December, with nighttime averages of 25.2°C (77.4°F).Heat index
December's heat index is estimated at a hot 30°C (86°F). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.Heat index readings emphasize conditions of light breezes and shaded spots. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are essentially critical for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
Humidity
In Circonstance, the average relative humidity in December is 75%.Rainfall
In December, the rain falls for 13.5 days. Throughout December, 50mm (1.97") of precipitation is accumulated. In Circonstance, during the entire year, the rain falls for 177.1 days and collects up to 480mm (18.9") of precipitation.Daylight
December has the longest days of the year, with an average of 13h and 18min of daylight.On the first day of the month, sunrise is at 05:21 and sunset at 18:37. On the last day of December, in Circonstance, sunrise is at 05:32 and sunset at 18:53 +04.
Sunshine
The average sunshine in December is 10.3h.UV index
The months with the highest UV index are January through April and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: During December, 7 as the daily maximum UV index converts into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Circonstance, Mauritius
- Average high temperature in December: 27.6°C
The warmest month (with the highest average high temperature) is February (28.6°C).
The month with the lowest average high temperature is August (23.5°C).
- Average low temperature in December: 25.2°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
Circonstance, Mauritius
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is August (1021mbar).
The month with the lowest atmospheric pressure is February (1011.1mbar).
Average wind speed in December
Circonstance, Mauritius
- Average wind speed in December: 17.5km/h
The windiest month (with the highest average wind speed) is August (23.6km/h).
The calmest month (with the lowest average wind speed) is November (17.1km/h).
Average humidity in December
Circonstance, Mauritius
- Average humidity in December: 75%
The months with the highest relative humidity are January, February and March (78%).
The months with the lowest relative humidity are August and September (73%).
Average rainfall in December
Circonstance, Mauritius
- Average rainfall in December: 50mm
The wettest month (with the highest rainfall) is January (97mm).
The driest month (with the least rainfall) is September (8mm).
Average rainfall days in December
Circonstance, Mauritius
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is March (20.8 days).
The months with the least rainy days are October and November (9.5 days).
Average daylight in December /
Average sunshine in December
Circonstance, 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 18min
The month with the most sunshine is October (Average sunshine: 10h and 24min).
The month with the least sunshine is July (Average sunshine: 6h and 18min).
Average sunshine days in December
Circonstance, Mauritius
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is February (5.2 days).
Average UV index in December
Circonstance, 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
Circonstance, Mauritius
- Average cloud cover in December: 39
The months with the most cloud cover are January and March (Cloud cover 44).
The month with the least cloud cover is May (Cloud cover 35).
Average visibility in December
Circonstance, 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).





