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
December registers an average high-temperature of a still agreeable 20.8°C (69.4°F), slightly varied from November's 20.5°C (68.9°F). Santiago Tlazoyaltepec's nights in December are distinguished by a pronounced temperature shift from the day, with an average low of 8.5°C (47.3°F).Humidity
In December, the average relative humidity is 75%.Rainfall
February and December are months with the least rain when the rain falls for 8.5 days and typically aggregates up to 7mm (0.28") of rain.Daylight
With an average of 11h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:41 am and sunset at 5:52 pm. On the last day of December, sunrise is at 6:57 am and sunset at 6:05 pm CST.
Sunshine
In Santiago Tlazoyaltepec, the average sunshine in December is 8.1h.UV index
The months with the lowest UV index are January, August, October through December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 4 leads to the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Santiago Tlazoyaltepec have 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 in Santiago Tlazoyaltepec?
What is the UV index intensity in December?
Average temperature in December
Santiago Tlazoyaltepec, Mexico
- Average high temperature in December: 20.8°C
The warmest month (with the highest average high temperature) is April (26.8°C).
The months with the lowest average high temperature are January and November (20.5°C).
- Average low temperature in December: 8.5°C
The month with the highest average low temperature is June (13.3°C).
The coldest month (with the lowest average low temperature) is January (7.7°C).
Average pressure in December
Santiago Tlazoyaltepec, Mexico
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is January (1017.1mbar).
The month with the lowest atmospheric pressure is May (1012.9mbar).
Average wind speed in December
Santiago Tlazoyaltepec, Mexico
- Average wind speed in December: 6.6km/h
The windiest month (with the highest average wind speed) is November (7.3km/h).
The calmest month (with the lowest average wind speed) is June (5.3km/h).
Average humidity in December
Santiago Tlazoyaltepec, Mexico
- Average humidity in December: 75%
The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is April (62%).
Average rainfall in December
Santiago Tlazoyaltepec, Mexico
- Average rainfall in December: 7mm
The wettest month (with the highest rainfall) is June (213mm).
The driest months (with the least rainfall) are February and December (7mm).
Average rainfall days in December
Santiago Tlazoyaltepec, Mexico
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is August (29.6 days).
The month with the least rainy days is February (7.1 days).
Average daylight in December /
Average sunshine in December
Santiago Tlazoyaltepec, 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: 8h and 1min
The month with the most sunshine is May (Average sunshine: 10h and 42min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).
Average sunshine days in December
Santiago Tlazoyaltepec, Mexico
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is January (15.1 days).
The month with the least sunshine days is September (0.3 days).
Average UV index in December
Santiago Tlazoyaltepec, Mexico
- Average UV index in December: 4
The months with the highest UV index are February, March, April, May, June, July and September (UV index 5).
The months with the lowest UV index are January, August, October, November and December (UV index 4).
Average cloud cover in December
Santiago Tlazoyaltepec, Mexico
- Average cloud cover in December: 28
The month with the most cloud cover is September (Cloud cover 54).
The months with the least cloud cover are February, March and April (Cloud cover 21).
Average visibility in December
Santiago Tlazoyaltepec, Mexico
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April and May (9km).
The months with the lowest visibility are July, August, September and October (7km).
