December weather forecastHopelchén, Mexico

December

Weather in December

The first month of the winter, December, is also a moderately hot month in Hopelchén, Mexico, with temperature in the range of an average high of 28.1°C (82.6°F) and an average low of 20.5°C (68.9°F).

Temperature

December's presence records an average high-temperature of a still warm 28.1°C (82.6°F), closely mirroring November's climate. An average nighttime temperature of 20.5°C (68.9°F) is recorded in Hopelchén during December.

Heat index

In December, the heat index is calculated to be a tropical 32°C (89.6°F). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

The average relative humidity in December in Hopelchén, Mexico, is 76%.

Rainfall

In Hopelchén, during December, the rain falls for 8.5 days and regularly aggregates up to 22mm (0.87") of precipitation. In Hopelchén, during the entire year, the rain falls for 149.4 days and collects up to 548mm (21.57") of precipitation.

Daylight

With an average of 11h and 0min of daylight, December has the shortest days of the year in Hopelchén.
On the first day of the month, sunrise is at 6:18 am and sunset at 5:19 pm. On the last day of December, sunrise is at 6:33 am and sunset at 5:31 pm CST.

Sunshine

The average sunshine in December is 6.9h.

UV index

The months with the lowest UV index in Hopelchén are January, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 6 in December, converts into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

December temperatures in Hopelchén, Mexico, vary between a high-temperature of 28.1°C (82.6°F) and a low-temperature of 20.5°C (68.9°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in December is calculated to be 32°C (89.6°F).

In Hopelchén, Mexico, the average relative humidity in December is 76%.

In Hopelchén, during December, the rain falls for 8.5 days and regularly aggregates up to 22mm (0.87") of precipitation.

The month with the shortest days in Hopelchén, Mexico, is December, with an average of 11h and 0min of daylight.

The average day length in December is 10h and 58min.

On the first day of December in Hopelchén, Mexico, sunrise is at 6:18 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 5:31 pm CST.

In December, the average sunshine duration in Hopelchén is 6.9h.

The months with the lowest UV index in Hopelchén, Mexico, are January, November and December, with an average maximum UV index of 6.

The average daily maximum UV index in December in Hopelchén, Mexico, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Hopelchén, Mexico

  • Average high temperature in December: 28.1°C

The warmest month (with the highest average high temperature) is May (33.6°C).
The month with the lowest average high temperature is January (27.2°C).

  • Average low temperature in December: 20.5°C

The month with the highest average low temperature is June (24.9°C).
The coldest month (with the lowest average low temperature) is January (19.8°C).

Average pressure in December
Hopelchén, Mexico

  • Average pressure in December: 1015.7mbar

The month with the highest atmospheric pressure is January (1016.9mbar).
The month with the lowest atmospheric pressure is September (1011.3mbar).

Average wind speed in December
Hopelchén, Mexico

  • Average wind speed in December: 12.8km/h

The windiest month (with the highest average wind speed) is March (14.5km/h).
The calmest month (with the lowest average wind speed) is September (11.7km/h).

Average humidity in December
Hopelchén, Mexico

  • Average humidity in December: 76%

The months with the highest relative humidity are September and October (78%).
The month with the lowest relative humidity is April (66%).

Average rainfall in December
Hopelchén, Mexico

  • Average rainfall in December: 22mm

The wettest month (with the highest rainfall) is June (113mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in December
Hopelchén, Mexico

  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is September (21.6 days).
The month with the least rainy days is February (4.7 days).

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

  • Average daylight in December: 11h and 0min

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

  • Average sunshine in December: 6h and 54min

The month with the most sunshine is April (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).

Average sunshine days in December
Hopelchén, Mexico

  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is March (23.9 days).
The month with the least sunshine days is September (6.7 days).

Average UV index in December
Hopelchén, Mexico

  • Average UV index in December: 6

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

Average cloud cover in December
Hopelchén, Mexico

  • Average cloud cover in December: 26

The month with the most cloud cover is June (Cloud cover 33).
The month with the least cloud cover is April (Cloud cover 20).

Average visibility in December
Hopelchén, Mexico

  • Average visibility in December: 10km

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