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
Temperature records mark December as the coldest month, with highs averaging 29.3°C (84.7°F) and lows at 22.9°C (73.2°F).Heat index
The heat index in December is appraised at a hot 33°C (91.4°F). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.Consider that heat index readings are for situations in the shade and light wind. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are especially vital to children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
In December, the average relative humidity is 68%.Rainfall
In El Treinta, in December, during 3.2 rainfall days, 4mm (0.16") of precipitation is typically accumulated. In El Treinta, during the entire year, the rain falls for 144.3 days and collects up to 800mm (31.5") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 6min of daylight.On the first day of the month, sunrise is at 6:52 am and sunset at 6:04 pm. On the last day of December, sunrise is at 7:08 am and sunset at 6:16 pm CST.
Sunshine
In December, the average sunshine is 9.9h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 7 in December translates into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. 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. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
Is it hot during December?
What is the average humidity in December?
How many days does it rain in December?
What is the month with the shortest days?
How many hours of daylight does El Treinta have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the highest UV index?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
El Treinta, Mexico
- Average high temperature in December: 29.3°C
The warmest month (with the highest average high temperature) is May (31.3°C).
The month with the lowest average high temperature is December (29.3°C).
- Average low temperature in December: 22.9°C
The month with the highest average low temperature is June (25.3°C).
The coldest months (with the lowest average low temperature) are January and February (22.5°C).
Average pressure in December
El Treinta, Mexico
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is January (1013.2mbar).
The month with the lowest atmospheric pressure is May (1010.7mbar).
Average wind speed in December
El Treinta, Mexico
- Average wind speed in December: 7.6km/h
The windiest month (with the highest average wind speed) is June (9.4km/h).
The calmest month (with the lowest average wind speed) is December (7.6km/h).
Average humidity in December
El Treinta, Mexico
- Average humidity in December: 68%
The months with the highest relative humidity are September and October (77%).
The months with the lowest relative humidity are March and April (62%).
Average rainfall in December
El Treinta, Mexico
- Average rainfall in December: 4mm
The wettest month (with the highest rainfall) is September (225mm).
The driest month (with the least rainfall) is April (0mm).
Average rainfall days in December
El Treinta, Mexico
- Average rainfall days in December: 3.2 days
The month with the highest number of rainy days is September (25.8 days).
The month with the least rainy days is February (0.9 days).
Average daylight in December /
Average sunshine in December
El Treinta, 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 6min).
- Average sunshine in December: 9h and 5min
The months with the most sunshine are March and April (Average sunshine: 10h and 0min).
The month with the least sunshine is September (Average sunshine: 8h and 48min).
Average sunshine days in December
El Treinta, Mexico
- Average sunshine days in December: 26.5 days
The month with the most sunshine days is March (29.9 days).
The month with the least sunshine days is September (3.2 days).
Average UV index in December
El Treinta, Mexico
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in December
El Treinta, Mexico
- Average cloud cover in December: 9
The month with the most cloud cover is September (Cloud cover 36).
The months with the least cloud cover are March and April (Cloud cover 7).
Average visibility in December
El Treinta, Mexico
- 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).
