December weather forecast
Akumal, Mexico

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Weather in December

December, being the final month of the year in Akumal, continues the trend of cooler temperatures and low rainfall. Days are shorter as it's the peak of winter, but clear skies and good visibility remain. Despite the lower temperature, the sea continues to provide warmth. In December, particular attention is given to wind speed, which reaches a peak gust of 18.3km/h (11.4mph), adding a chilly edge to the winter month.

Temperature

The transition from November to December sees an average high-temperature of a still moderately hot 27.6°C (81.7°F), indicating a minor variance from the prior month. Akumal experiences an average temperature drop to a pleasant 22.2°C (72°F) during December nights.

Heat index

The heat index for December is evaluated at a hot 31°C (87.8°F). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

The average relative humidity in December in Akumal is 78%.

Rainfall

In Akumal, in December, it is raining for 18.5 days, with typically 47mm (1.85") of accumulated precipitation. Throughout the year, there are 211.1 rainfall days, and 823mm (32.4") of precipitation is accumulated.

Sea temperature

In Akumal, in December, the average water temperature is 27°C (80.6°F).
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) offer outstanding conditions for any water activity, providing extreme pleasure for extended periods.

Daylight

The month with the shortest days in Akumal is December, with an average of 10h and 54min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 6:08 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:20 pm EST.

Sunshine

In Akumal, the average sunshine in December is 8.4h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: In December, an average UV index of 6 transforms into the following instructions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

Frequently asked questions

What are December temperatures in Akumal?

In December, in Akumal, the average high-temperature is 27.6°C (81.7°F), and the average low-temperature is 22.2°C (72°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in December is evaluated at 31°C (87.8°F).

What is the average humidity in December in Akumal?

In December, the average relative humidity is 78%.

How many days does it rain in December in Akumal?

In December, in Akumal, the rain falls for 18.5 days. Throughout December, 47mm (1.85") of precipitation is accumulated.

What is the sea water temperature in December in Akumal?

In Akumal, Mexico, the average seawater temperature in December is 27°C (80.6°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.

What is the month with the shortest days in Akumal?

The month with the shortest days in Akumal, Mexico, is December, with an average of 10h and 54min of daylight.

What is the average length of the day in December in Akumal?

In December, the average day length is 10h and 55min.

When are sunrise and sunset in December in Akumal?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 6:08 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:20 pm EST.

How long on average sun shines in December in Akumal?

In Akumal, the average sunshine duration in December is 8.4h.

When is the lowest UV index in Akumal?

January, February, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Akumal.

What is the UV index intensity in December in Akumal?

In December, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.

Average temperature in December
Akumal, Mexico

Average temperature in December - Akumal, Mexico
  • Average high temperature in December: 27.6°C

The warmest month (with the highest average high temperature) is August (31.8°C).
The month with the lowest average high temperature is January (26.7°C).

  • Average low temperature in December: 22.2°C

The month with the highest average low temperature is August (26°C).
The coldest month (with the lowest average low temperature) is January (20.8°C).

Average pressure in December
Akumal, Mexico

Average pressure in December - Akumal, Mexico
  • Average pressure in December: 1016.3mbar

The month with the highest atmospheric pressure is January (1017.4mbar).
The month with the lowest atmospheric pressure is September (1012.3mbar).

Average wind speed in December
Akumal, Mexico

Average wind speed in December - Akumal, Mexico
  • Average wind speed in December: 11.4km/h

The windiest month (with the highest average wind speed) is March (13.1km/h).
The calmest month (with the lowest average wind speed) is September (10km/h).

Average humidity in December
Akumal, Mexico

Average humidity in December - Akumal, Mexico
  • Average humidity in December: 78%

The months with the highest relative humidity are June and October (80%).
The month with the lowest relative humidity is March (73%).

Average rainfall in December
Akumal, Mexico

Average rainfall in December - Akumal, Mexico
  • Average rainfall in December: 47mm

The wettest month (with the highest rainfall) is June (139mm).
The driest month (with the least rainfall) is March (21mm).

Average rainfall days in December
Akumal, Mexico

Average rainfall days in December - Akumal, Mexico
  • Average rainfall days in December: 18.5 days

The month with the highest number of rainy days is September (23.5 days).
The month with the least rainy days is April (11.3 days).

Average sea temperature in December
Akumal, Mexico

Average sea temperature in December - Akumal, Mexico
  • Average sea temperature in December: 27°C

The best months for swimming (with the highest average sea temperature) are August, September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February and March (26°C).

Average daylight in December /
Average sunshine in December
Akumal, Mexico

Average daylight in December / Average sunshine in December - Akumal, Mexico
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 8h and 2min

The months with the most sunshine are July and August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 7h and 54min).

Average sunshine days in December
Akumal, Mexico

Average sunshine days in December - Akumal, Mexico
  • Average sunshine days in December: 7.3 days

The month with the most sunshine days is April (15.8 days).
The month with the least sunshine days is September (4.6 days).

Average UV index in December
Akumal, Mexico

Average UV index in December - Akumal, Mexico
  • Average UV index in December: 6

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

Average cloud cover in December
Akumal, Mexico

Average cloud cover in December - Akumal, Mexico
  • Average cloud cover in December: 35

The month with the most cloud cover is June (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in December
Akumal, Mexico

Average visibility in December - Akumal, Mexico
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, November and December (10km).
The month with the lowest visibility is October (9km).

Akumal, Mexico

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