December weather forecast
Mier, Mexico

December

Weather in December

The first month of the winter, December, is also an agreeable month in Mier, Mexico, with an average temperature varying between 21.7°C (71.1°F) and 12.5°C (54.5°F).

Temperature

As December arrives, Mier's weather displays a minor decrease in high-temperatures, transitioning from November's moderately hot 25.5°C (77.9°F) to an agreeable 21.7°C (71.1°F). Mier's nighttime temperature in December drops to an average of 12.5°C (54.5°F).

Humidity

With an average relative humidity of 63%, December is the most humid month.

Rainfall

In Mier, in December, it is raining for 5.9 days, with typically 17mm (0.67") of accumulated precipitation. In Mier, during the entire year, the rain falls for 91.6 days and collects up to 298mm (11.73") of precipitation.

Snowfall

In Mier, snow does not fall in February through December.

Daylight

With an average of 10h and 30min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:07 am and sunset at 5:43 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:55 pm CST.

Sunshine

With an average of 5.8h of sunshine, December has the least sunshine of the year.

UV index

The month with the lowest UV index is 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 radiation for average individuals.
Note: A maximum UV index of 4 in December translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

What are December temperatures?
In Mier, 21.7°C (71.1°F) is the average high-temperature and 12.5°C (54.5°F) is the average low-temperature during December. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in October is computed to be 35°C (95°F).
What is the most humid month?
December is the most humid month, with an average relative humidity of 63%.
What is the average humidity in December?
In Mier, the average relative humidity in December is 63%.
How many days does it rain in December?
In December, the rain falls for 5.9 days. Throughout December, 17mm (0.67") of precipitation is accumulated.
When it does not snow?
In Mier, snow does not fall in February through December.
Does it snow in December?
In Mier, in December, it doesn't snow. In January, it regularly snows.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 10h and 30min of daylight.
How many hours of daylight does Mier have in December?
The average day length in December is 10h and 31min.
When are sunrise and sunset in December?
On the first day of December, sunrise is at 7:07 am and sunset at 5:43 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:55 pm CST.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.8h of sunshine.
How many hours of sunshine does Mier have in December?
In Mier, the average sunshine duration in December is 5.8h.
What is the month with the lowest UV index?
The month with the lowest UV index is December, with an average maximum UV index of 4.
How high is the UV index in December?
In December, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Mier, Mexico
  • Average high temperature in December: 21.7°C

The warmest month (with the highest average high temperature) is August (38.1°C).
The month with the lowest average high temperature is January (21°C).

  • Average low temperature in December: 12.5°C

The month with the highest average low temperature is August (26.8°C).
The coldest month (with the lowest average low temperature) is January (11.5°C).

Average pressure in December
Mier, Mexico
  • Average pressure in December: 1018.5mbar

The month with the highest atmospheric pressure is January (1020.2mbar).
The month with the lowest atmospheric pressure is May (1011.3mbar).

Average wind speed in December
Mier, Mexico
  • Average wind speed in December: 14.7km/h

The windiest month (with the highest average wind speed) is July (23.2km/h).
The calmest month (with the lowest average wind speed) is December (14.7km/h).

Average humidity in December
Mier, Mexico
  • Average humidity in December: 63%

The month with the highest relative humidity is December (63%).
The month with the lowest relative humidity is August (52%).

Average rainfall in December
Mier, Mexico
  • Average rainfall in December: 17mm

The wettest month (with the highest rainfall) is September (58mm).
The driest month (with the least rainfall) is February (10mm).

Average rainfall days in December
Mier, Mexico
  • Average rainfall days in December: 5.9 days

The month with the highest number of rainy days is September (14.5 days).
The month with the least rainy days is February (5.4 days).

Average snowfall days in December
Mier, Mexico
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Mier, Mexico
  • Average daylight in December: 10h and 3min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in December: 5h and 5min

The months with the most sunshine are June and July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in December
Mier, Mexico
  • Average sunshine days in December: 24.1 days

The month with the most sunshine days is December (24.1 days).
The month with the least sunshine days is September (13.9 days).

Average UV index in December
Mier, Mexico
  • Average UV index in December: 4

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 4).

Average cloud cover in December
Mier, Mexico
  • Average cloud cover in December: 35

The month with the most cloud cover is December (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Mier, 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).

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