December weather forecast and climate
Port Mathurin, Mauritius

Weather in December

December, the first month of the summer, in Port Mathurin, is also a moderately hot month, with temperature in the range of an average high of 26.3°C (79.3°F) and an average low of 25.5°C (77.9°F).

Temperature

In Port Mathurin, Mauritius, the average high-temperature is relatively the same as in November - a still warm 26.3°C (79.3°F). The average low-temperature, in December, is 25.5°C (77.9°F).

Humidity

November and December, with an average relative humidity of 79%, are most humid months in Port Mathurin.

Rainfall

In Port Mathurin, it is raining for 15.6 days, with typically 54mm (2.13") of accumulated precipitation. 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, Mauritius, the average seawater temperature is 26°C (78.8°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

With an average of 13.3h of daylight, December has the longest days of the year in Port Mathurin.

Sunshine

December has the most sunshine of the year in Port Mathurin, with an average of 9.8h of sunshine.

UV index

Months with the highest UV index are January through April, November and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: In December, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the most humid month in Port Mathurin?

Months with the highest humidity in Port Mathurin are November and December, with an average relative humidity of 79%.

What is the average humidity in December in Port Mathurin?

In Port Mathurin, the average relative humidity in December is 79%.

How much does it rain in Port Mathurin in December?

In December, the rain falls for 15.6 days. Throughout December, 54mm (2.13") of precipitation is accumulated.

What is the sea water temperature in December in Port Mathurin?

In Port Mathurin, Mauritius, in December, the average water temperature is 26°C (78.8°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

When are the longest days in Port Mathurin?

December has the longest days of the year in Port Mathurin, Mauritius, with an average of 13.3h of daylight.

What is the average length of the day in December in Port Mathurin?

The average length of the day in December in Port Mathurin, Mauritius, is 13.3h.

What month has the most sunshine in Port Mathurin?

The month with the most sunshine is December, with an average of 9.8h of sunshine.

How many hours of sunshine does Port Mathurin have in December?

In Port Mathurin, the average sunshine in December is 9.8h.

What are the months with the highest UV index in Port Mathurin?

Months with the highest UV index in Port Mathurin are January through April, November and December, with an average maximum UV index of 7.

What is the UV index reading in December in Port Mathurin?

In Port Mathurin, Mauritius, the average daily maximum UV index in December is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to the UV radiation.

Average temperature in December
Port Mathurin, Mauritius

Average temperature in December - Port Mathurin, Mauritius
  • Average high temperature in December: 26.3°C

The warmest month (with the highest average high temperature) is February (27.7°C).
The month with the lowest average high temperature is September (23°C).

  • Average low temperature in December: 25.5°C

The month with the highest average low temperature is February (27°C).
The coldest month (with the lowest average low temperature) is August (22.1°C).

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Average pressure in December
Port Mathurin, Mauritius

Average pressure in December - Port Mathurin, Mauritius
  • Average pressure in December: 1013.2mbar

The month with the highest atmospheric pressure is August (1020.2mbar).
The month with the lowest atmospheric pressure is February (1011mbar).

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Average wind speed in December
Port Mathurin, Mauritius

Average wind speed in December - Port Mathurin, Mauritius
  • Average wind speed in December: 25.8km/h

The windiest month (with the highest average wind speed) is August (33.2km/h).
The calmest month (with the lowest average wind speed) is February (24km/h).

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Average humidity in December
Port Mathurin, Mauritius

Average humidity in December - Port Mathurin, Mauritius
  • Average humidity in December: 79%

Months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in December
Port Mathurin, Mauritius

Average rainfall in December - Port Mathurin, Mauritius
  • Average rainfall in December: 54mm

The wettest month (with the highest rainfall) is March (140mm).
The driest month (with the least rainfall) is September (13mm).

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Average rainfall days in December
Port Mathurin, Mauritius

Average rainfall days in December - Port Mathurin, Mauritius
  • Average rainfall days in December: 15.6 days

The month with the highest number of rainy days is March (21.9 days).
The month with the least rainy days is November (11.6 days).

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Average sea temperature in December
Port Mathurin, Mauritius

Average sea temperature in December - Port Mathurin, Mauritius
  • Average sea temperature in December: 26°C

The best month for swimming (with the highest average sea temperature) is March (28.2°C).
The coldest months (with the lowest average sea temperature) are August and September (23.3°C).

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Average daylight in December /
Average sunshine in December
Port Mathurin, Mauritius

Average daylight in December / Average sunshine in December - Port Mathurin, Mauritius
  • Average daylight in December: 13.3h

The month with the longest days is December (Average daylight: 13.3h).
The month with the shortest days is June (Average daylight: 11h).

  • Average sunshine in December: 9.8h

The month with the most sunshine is December (Average sunshine: 9.8h).
The month with the least sunshine is July (Average sunshine: 6.1h).

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Average sunshine days in December
Port Mathurin, Mauritius

Average sunshine days in December - Port Mathurin, Mauritius
  • Average sunshine days in December: 8.5 days

The month with the most sunshine days is November (9.2 days).
The month with the least sunshine days is February (4.4 days).

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Average UV index in December
Port Mathurin, Mauritius

Average UV index in December - Port Mathurin, Mauritius
  • Average UV index in December: 7

Months with the highest UV index are January, February, March, April, November and December (UV index 7).
Months with the lowest UV index are May, June, July, August, September and October (UV index 6).

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Average cloud cover in December
Port Mathurin, Mauritius

Average cloud cover in December - Port Mathurin, Mauritius
  • Average cloud cover in December: 43

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is May (Cloud cover 40).

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Average visibility in December
Port Mathurin, Mauritius

Average visibility in December - Port Mathurin, Mauritius
  • Average visibility in December: 10km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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