Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
An average high-temperature of a still warm 28°C (82.4°F) marks December, exhibiting a close resemblance to the conditions in November. Throughout December, an average low-temperature of 19.6°C (67.3°F) is expected.Heat index
December's mean heat index is appraised at a hot 31°C (87.8°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
The average relative humidity in December is 71%.Rainfall
In December, the rain falls for 1.5 days. Throughout December, 2mm (0.08") of precipitation is accumulated. Throughout the year, there are 171.8 rainfall days, and 857mm (33.74") of precipitation is accumulated.Daylight
With an average of 11h and 12min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:26 am and sunset at 5:41 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 5:54 pm CST.
Sunshine
In Boca del Cielo, the average sunshine in December is 7.7h.UV index
January, February, June, August through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 6 in December leads to these guidelines:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in December?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Boca del Cielo have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Boca del Cielo have in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Boca del Cielo, Mexico
- Average high temperature in December: 28°C
The warmest month (with the highest average high temperature) is April (31.1°C).
The month with the lowest average high temperature is January (27.6°C).
- Average low temperature in December: 19.6°C
The month with the highest average low temperature is May (22.9°C).
The coldest month (with the lowest average low temperature) is January (18.9°C).
Average pressure in December
Boca del Cielo, Mexico
- Average pressure in December: 1014.1mbar
The month with the highest atmospheric pressure is January (1015mbar).
The month with the lowest atmospheric pressure is May (1011.2mbar).
Average wind speed in December
Boca del Cielo, Mexico
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is January (13.9km/h).
The calmest month (with the lowest average wind speed) is September (6.2km/h).
Average humidity in December
Boca del Cielo, Mexico
- Average humidity in December: 71%
The month with the highest relative humidity is September (82%).
The month with the lowest relative humidity is April (66%).
Average rainfall in December
Boca del Cielo, Mexico
- Average rainfall in December: 2mm
The wettest month (with the highest rainfall) is June (192mm).
The driest month (with the least rainfall) is January (1mm).
Average rainfall days in December
Boca del Cielo, Mexico
- Average rainfall days in December: 1.5 days
The month with the highest number of rainy days is August (27.8 days).
The month with the least rainy days is December (1.5 days).
Average daylight in December /
Average sunshine in December
Boca del Cielo, Mexico
- Average daylight in December: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in December: 7h and 4min
The month with the most sunshine is May (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 18min).
Average sunshine days in December
Boca del Cielo, Mexico
- Average sunshine days in December: 29.1 days
The month with the most sunshine days is December (29.1 days).
The month with the least sunshine days is September (1.6 days).
Average UV index in December
Boca del Cielo, Mexico
- Average UV index in December: 6
The months with the highest UV index are March, April, May and July (UV index 7).
The months with the lowest UV index are January, February, June, August, September, October, November and December (UV index 6).
Average cloud cover in December
Boca del Cielo, Mexico
- Average cloud cover in December: 10
The month with the most cloud cover is September (Cloud cover 41).
The months with the least cloud cover are January, February and December (Cloud cover 10).
Average visibility in December
Boca del Cielo, Mexico
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (10km).
The months with the lowest visibility are August and September (9km).
