December weather forecast
Port Mathurin, Mauritius

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Weather in December

December marks the onset of the summer season in Port Mathurin, with typical tropical climate characteristics taking effect. The area experiences a significant rise in both temperature and humidity, contributing to the warm and humid weather conditions associated with a tropical summer. December experiences substantial rainfall of 54mm (2.13"), marking a clear increase from November. Despite the enhanced rainfall, the city enjoys the maximum daylight of approximately 13.3 hours, facilitating long days filled with activities. Therefore, December features an intense tropical climate with considerable rainfall, high temperatures, and abundant sunshine.

Temperature

Port Mathurin observes an average high-temperature of a still moderately hot 26.3°C (79.3°F) in December, barely different from 25°C (77°F) in November. During December, Port Mathurin perceives a slight decrease in temperature from daytime highs, settling at an average low of 25.5°C (77.9°F).

Humidity

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

Rainfall

In Port Mathurin, during December, the rain falls for 15.6 days and regularly aggregates up to 54mm (2.13") of 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, in December, the average water temperature is 26°C (78.8°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is perceived as agreeably warm, making all water activities enjoyable without the risk of discomfort over lengthy durations.

Daylight

The month with the longest days is December, with an average of 13h and 18min of daylight.
On the first day of the month, sunrise is at 04:58 and sunset at 18:12. On the last day of December, in Port Mathurin, sunrise is at 05:10 and sunset at 18:28 +04.

Sunshine

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

UV index

January through April, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 7 during December translates into these guidelines:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Beware! Reflections from sand and water can intensify the Sun's UV radiation.
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Frequently asked questions

What is the temperature in December in Port Mathurin?

The high-temperature in Port Mathurin during December is 26.3°C (79.3°F) and the low-temperature is 25.5°C (77.9°F). In April, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is appraised at 30°C (86°F).

What is the most humid month in Port Mathurin?

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

What is the average humidity in December in Port Mathurin?

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

How much does it rain in Port Mathurin in December?

In Port Mathurin, in December, during 15.6 rainfall days, 54mm (2.13") of precipitation is typically 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?

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

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

The average day length in December in Port Mathurin is 13h and 18min.

What time are sunrise and sunset in December in Port Mathurin?

In December, on the first day of the month, sunrise is at 04:58 and sunset at 18:12. On the last day of the month, in Port Mathurin, sunrise is at 05:10 and sunset at 18:28 +04.

What month has the most sunshine in Port Mathurin?

The month with the most sunshine in Port Mathurin, Mauritius, is December, with an average of 9.8h of sunshine.

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

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

When is the highest UV index in Port Mathurin?

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

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

In December, the average daily maximum UV index in Port Mathurin, Mauritius, is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.

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%

The 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: 13h and 2min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 11h and 0min).

  • Average sunshine in December: 9h and 5min

The month with the most sunshine is December (Average sunshine: 9h and 48min).
The month with the least sunshine is July (Average sunshine: 6h and 6min).

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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

The months with the highest UV index are January, February, March, April, November and December (UV index 7).
The 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

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).

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Port Mathurin, Mauritius

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