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
The arrival of December coincides with an average high-temperature of a still moderately hot 26.6°C (79.9°F), indicating a minimal shift from November's 27.6°C (81.7°F). December nighttime temperatures hover close to the daytime peak with an average of 22.4°C (72.3°F).Humidity
The months with the highest humidity are January, September and December, with an average relative humidity of 78%.Rainfall
In Atasta, in December, it is raining for 14.8 days, with typically 55mm (2.17") of accumulated precipitation. In Atasta, Mexico, during the entire year, the rain falls for 216 days and collects up to 1012mm (39.84") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 0min of daylight.On the first day of December, sunrise is at 6:24 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 5:42 pm CST.
Sunshine
In Atasta, the average sunshine in December is 6.7h.UV index
January, February, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 6 in December interprets into the following advice:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Atasta, Mexico
- Average high temperature in December: 26.6°C
The warmest month (with the highest average high temperature) is May (31.6°C).
The month with the lowest average high temperature is January (25.5°C).
- Average low temperature in December: 22.4°C
The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (21.3°C).
Average pressure in December
Atasta, Mexico
- Average pressure in December: 1015.6mbar
The month with the highest atmospheric pressure is January (1016.8mbar).
The month with the lowest atmospheric pressure is May (1010.9mbar).
Average wind speed in December
Atasta, Mexico
- Average wind speed in December: 14.3km/h
The windiest month (with the highest average wind speed) is March (16.9km/h).
The calmest month (with the lowest average wind speed) is October (12.8km/h).
Average humidity in December
Atasta, Mexico
- Average humidity in December: 78%
The months with the highest relative humidity are January, September and December (78%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in December
Atasta, Mexico
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is June (185mm).
The driest months (with the least rainfall) are February and April (22mm).
Average rainfall days in December
Atasta, Mexico
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is September (26.5 days).
The month with the least rainy days is March (9.5 days).
Average daylight in December /
Average sunshine in December
Atasta, Mexico
- Average daylight in December: 11h and 0min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).
Average sunshine days in December
Atasta, Mexico
- Average sunshine days in December: 14 days
The month with the most sunshine days is March (19.6 days).
The month with the least sunshine days is September (2.5 days).
Average UV index in December
Atasta, Mexico
- Average UV index in December: 6
The months with the highest UV index are March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 6).
Average cloud cover in December
Atasta, Mexico
- Average cloud cover in December: 27
The month with the most cloud cover is June (Cloud cover 35).
The month with the least cloud cover is April (Cloud cover 20).
Average visibility in December
Atasta, 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).
