December weather forecastHermitage, Mauritius

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Hermitage, Mauritius, with an average temperature ranging between max 27.6°C (81.7°F) and min 25.2°C (77.4°F).

Temperature

The arrival of December is marked by an average high-temperature of a still moderately hot 27.6°C (81.7°F), bearing a close resemblance to November. A slight dip in temperature to a still warm 25.2°C (77.4°F) marks the average nights in Hermitage during December.

Heat index

The heat index value for December is appraised at a hot 30°C (86°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

In December, the average relative humidity in Hermitage is 75%.

Rainfall

In Hermitage, in December, during 13.5 rainfall days, 50mm (1.97") of precipitation is typically accumulated. In Hermitage, during the entire year, the rain falls for 177.1 days and collects up to 480mm (18.9") of precipitation.

Daylight

With an average of 13h and 18min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:20 and sunset at 18:36. On the last day of December, sunrise is at 05:32 and sunset at 18:52 +04.

Sunshine

In Hermitage, the average sunshine in December is 10.3h.

UV index

The months with the highest UV index in Hermitage are January through April and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 7 in December leads to these guidelines:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Updated: Feb 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Hermitage, in December, the average high-temperature is 27.6°C (81.7°F), and the average low-temperature is 25.2°C (77.4°F). In December, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 30°C (86°F).

In Hermitage, the average relative humidity in December is 75%.

In Hermitage, in December, it is raining for 13.5 days, with typically 50mm (1.97") of accumulated precipitation.

The month with the longest days in Hermitage is December, with an average of 13h and 18min of daylight.

In December, the average day length in Hermitage, Mauritius, is 13h and 19min.

On the first day of December in Hermitage, sunrise is at 05:20 and sunset at 18:36. On the last day of the month, sunrise is at 05:32 and sunset at 18:52 +04.

In December, the average sunshine duration in Hermitage is 10.3h.

January through April and December, with an average maximum UV index of 7, are months with the highest UV index in Hermitage.

In December, the average daily maximum UV index in Hermitage is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

26.3°C

27.6°C

28.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

17.7km/h

18.2km/h

18.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

15.9

13.1

8.9

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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
Hermitage, 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).