December weather forecast
Topo Chico, Mexico

December

Weather in December

December, the first month of the winter in Topo Chico, is still a refreshing month, with an average temperature ranging between min 9.5°C (49.1°F) and max 19.5°C (67.1°F).

Temperature

The arrival of December brings an average high-temperature of a comfortable 19.5°C (67.1°F), subtly diverging from November's 21.5°C (70.7°F). During the month of December, the temperature falls to an average of 9.5°C (49.1°F).

Humidity

In Topo Chico, the average relative humidity in December is 59%.

Rainfall

In Topo Chico, Mexico, during December, the rain falls for 6 days and regularly aggregates up to 14mm (0.55") of precipitation. Throughout the year, there are 158.3 rainfall days, and 602mm (23.7") of precipitation is accumulated.

Snowfall

The only month with snowfall is December. December is the month with the most snowfall. Snow falls for 0.1 days and accumulates 6mm (0.24") of snow.

Daylight

The month with the shortest days is December, with an average of 10h and 36min of daylight.
On the first day of the month, sunrise is at 7:11 am and sunset at 5:49 pm. On the last day of December, sunrise is at 7:27 am and sunset at 6:01 pm CST.

Sunshine

In December, the average sunshine is 7.2h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 4 in December leads to these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

What are December temperatures?
An average high-temperature, in December, in Topo Chico, is 19.5°C (67.1°F) and the average low-temperature is 9.5°C (49.1°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in September is evaluated at 30°C (86°F).
What is the average humidity in December in Topo Chico?
In December, the average relative humidity is 59%.
How many days does it rain in December?
In Topo Chico, in December, it is raining for 6 days, with typically 14mm (0.55") of accumulated precipitation.
What is the snowiest month?
The month with the most snowfall in Topo Chico is December, when snow falls for 0.1 days and typically aggregates up to 6mm (0.24") of snow.
When does it start to snow?
December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 6mm (0.24") of snow.
What is the month with the shortest days in Topo Chico?
With an average of 10h and 36min of daylight, December has the shortest days of the year.
How many hours of daylight does Topo Chico have in December?
In December, the average day length is 10h and 34min.
When are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 7:11 am and sunset at 5:49 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:01 pm CST.
How many hours of sunshine does Topo Chico have in December?
The average sunshine duration in December in Topo Chico is 7.2h.
What is the month with the lowest UV index in Topo Chico?
The months with the lowest UV index are January and December, with an average maximum UV index of 4.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Topo Chico, Mexico
  • Average high temperature in December: 19.5°C

The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is January (18.5°C).

  • Average low temperature in December: 9.5°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (8.3°C).

Average pressure in December
Topo Chico, Mexico
  • Average pressure in December: 1018.1mbar

The month with the highest atmospheric pressure is January (1019.5mbar).
The month with the lowest atmospheric pressure is May (1011.6mbar).

Average wind speed in December
Topo Chico, Mexico
  • Average wind speed in December: 7.4km/h

The windiest months (with the highest average wind speed) are June and July (11.9km/h).
The calmest month (with the lowest average wind speed) is December (7.4km/h).

Average humidity in December
Topo Chico, Mexico
  • Average humidity in December: 59%

The month with the highest relative humidity is September (69%).
The month with the lowest relative humidity is April (50%).

Average rainfall in December
Topo Chico, Mexico
  • Average rainfall in December: 14mm

The wettest month (with the highest rainfall) is May (105mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in December
Topo Chico, Mexico
  • Average rainfall days in December: 6 days

The month with the highest number of rainy days is September (22.8 days).
The month with the least rainy days is December (6 days).

Average snowfall in December
Topo Chico, Mexico
  • Average snowfall in December: 6mm

The month with the highest snowfall is December (6mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Topo Chico, Mexico
  • Average snowfall days in December: 0.1 days

The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Topo Chico, Mexico
  • Average daylight in December: 10h and 4min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

  • Average sunshine in December: 7h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 7h and 0min).

Average sunshine days in December
Topo Chico, Mexico
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is September (5.5 days).

Average UV index in December
Topo Chico, Mexico
  • Average UV index in December: 4

The months with the highest UV index are May and July (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in December
Topo Chico, Mexico
  • Average cloud cover in December: 18

The month with the most cloud cover is September (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in December
Topo Chico, Mexico
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (10km).
The month with the lowest visibility is September (9km).

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