December weather forecast
San Agustín Etla, Mexico

December

Weather in December

The first month of the winter, December, is still a pleasant month in San Agustín Etla, Mexico, with an average temperature ranging between max 20.8°C (69.4°F) and min 8.7°C (47.7°F).

Temperature

San Agustín Etla's average high-temperature in December sits at a still agreeable 20.8°C (69.4°F), showing little difference from the previous month. December's nights in San Agustín Etla exhibit a sharp contrast from day highs, with an average temperature of 8.7°C (47.7°F).

Humidity

The average relative humidity in December is 75%.

Rainfall

December is the month with the least rainfall in San Agustín Etla. Rain falls for 7.5 days and accumulates 5mm (0.2") 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 6:41 am and sunset at 5:51 pm. On the last day of December, sunrise is at 6:56 am and sunset at 6:04 pm CST.

Sunshine

In San Agustín Etla, the average sunshine in December is 8.1h.

UV index

The months with the lowest UV index in San Agustín Etla are January, 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: The daily high UV index of 4 in December translates into this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What is the average December temperature in San Agustín Etla?
During December, San Agustín Etla experiences an average high-temperature of 20.8°C (69.4°F) and a low-temperature of 8.7°C (47.7°F).
What is the average humidity in December in San Agustín Etla?
In December, the average relative humidity in San Agustín Etla, Mexico, is 75%.
What is the driest month in San Agustín Etla?
The month with the least rainfall in San Agustín Etla, Mexico, is December, when the rain falls for 7.5 days and typically collects 5mm (0.2") of precipitation.
How many days does it rain in December in San Agustín Etla?
In San Agustín Etla, Mexico, during December, the rain falls for 7.5 days and regularly aggregates up to 5mm (0.2") of precipitation.
What is the month with the shortest days in San Agustín Etla?
With an average of 11h and 6min of daylight, December has the shortest days of the year in San Agustín Etla, Mexico.
What is the average length of the day in December in San Agustín Etla?
In December, the average day length is 11h and 7min.
When is the sunrise / sunset in December in San Agustín Etla?
On the first day of December in San Agustín Etla, Mexico, sunrise is at 6:41 am and sunset at 5:51 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:04 pm CST.
How many hours of sunshine does San Agustín Etla have in December?
The average sunshine duration in December in San Agustín Etla is 8.1h.
When is the lowest UV index in San Agustín Etla?
January, October through December, with an average maximum UV index of 4, are months with the lowest UV index in San Agustín Etla.
What is the UV index intensity in December in San Agustín Etla?
In San Agustín Etla, the average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
San Agustín Etla, Mexico
  • Average high temperature in December: 20.8°C

The warmest month (with the highest average high temperature) is April (26.8°C).
The month with the lowest average high temperature is November (20.6°C).

  • Average low temperature in December: 8.7°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 (7.8°C).

Average pressure in December
San Agustín Etla, 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
San Agustín Etla, Mexico
  • Average wind speed in December: 6.5km/h

The windiest month (with the highest average wind speed) is November (7.3km/h).
The calmest months (with the lowest average wind speed) are May and June (5.3km/h).

Average humidity in December
San Agustín Etla, 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
San Agustín Etla, Mexico
  • Average rainfall in December: 5mm

The wettest month (with the highest rainfall) is June (203mm).
The driest month (with the least rainfall) is December (5mm).

Average rainfall days in December
San Agustín Etla, Mexico
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is September (28.8 days).
The month with the least rainy days is February (7 days).

Average daylight in December /
Average sunshine in December
San Agustín Etla, 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
San Agustín Etla, Mexico
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is September (0.4 days).

Average UV index in December
San Agustín Etla, Mexico
  • Average UV index in December: 4

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, October, November and December (UV index 4).

Average cloud cover in December
San Agustín Etla, Mexico
  • Average cloud cover in December: 28

The month with the most cloud cover is September (Cloud cover 54).
The month with the least cloud cover is March (Cloud cover 21).

Average visibility in December
San Agustín Etla, 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, October and November (7km).

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