December weather forecast
Nicolás Romero, Mexico

December

Weather in December

The first month of the winter, December, is still a comfortable month in Nicolás Romero, Mexico, with temperature in the range of an average low of 6.7°C (44.1°F) and an average high of 18.8°C (65.8°F).

Temperature

The beginning of December records an average high-temperature of a still enjoyable 18.8°C (65.8°F), marking a negligible difference from November's comfortable 18.8°C (65.8°F). Nicolás Romero's nights in December are distinguished by a pronounced temperature shift from the day, with an average low of 6.7°C (44.1°F).

Humidity

In December, the average relative humidity in Nicolás Romero is 59%.

Rainfall

The month with the least rainfall is December, when the rain falls for 3.1 days and typically collects 4mm (0.16") of precipitation.

Snowfall

Months with snowfall in Nicolás Romero, Mexico, are January and December. The months with the most snowfall days are January and December, with an average of 0.1 snowfall days.

Daylight

The month with the shortest days is December, with an average of 11h and 0min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 5:57 pm. On the last day of December, sunrise is at 7:11 am and sunset at 6:09 pm CST.

Sunshine

In December, the average sunshine in Nicolás Romero is 8.9h.

UV index

The months with the lowest UV index in Nicolás Romero are January, June through December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 4 in December translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

What are December temperatures in Nicolás Romero?
In Nicolás Romero, 18.8°C (65.8°F) is the average high-temperature and 6.7°C (44.1°F) is the average low-temperature during December.
What is the average humidity in December in Nicolás Romero?
In Nicolás Romero, the average relative humidity in December is 59%.
What is the driest month in Nicolás Romero?
The month with the least rainfall in Nicolás Romero is December, when the rain falls for 3.1 days and typically collects 4mm (0.16") of precipitation.
How much does it rain in Nicolás Romero in December?
In Nicolás Romero, Mexico, during December, the rain falls for 3.1 days and regularly aggregates up to 4mm (0.16") of precipitation.
What is the snowiest month in Nicolás Romero?
The months with the most snowfall days in Nicolás Romero, Mexico, are January and December, with an average of 0.1 snowfall days.
When does it start snowing in Nicolás Romero?
December is the first month it typically snows in Nicolás Romero. Throughout December, there are 0.1 snowfall days.
What is the month with the shortest days in Nicolás Romero?
December has the shortest days of the year in Nicolás Romero, with an average of 11h and 0min of daylight.
How many hours of daylight does Nicolás Romero have in December?
In December, the average day length in Nicolás Romero, Mexico, is 10h and 58min.
What time are sunrise and sunset in December in Nicolás Romero?
On the first day of December in Nicolás Romero, Mexico, sunrise is at 6:55 am and sunset at 5:57 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:09 pm CST.
How long on average sun shines in December in Nicolás Romero?
The average sunshine duration in December in Nicolás Romero, Mexico, is 8.9h.
What is the month with the lowest UV index in Nicolás Romero?
January, June through December, with an average maximum UV index of 4, are months with the lowest UV index in Nicolás Romero.
What is the UV index reading in December in Nicolás Romero?
In Nicolás Romero, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Nicolás Romero, Mexico
  • Average high temperature in December: 18.8°C

The warmest months (with the highest average high temperature) are April and May (24.3°C).
The month with the lowest average high temperature is January (18°C).

  • Average low temperature in December: 6.7°C

The month with the highest average low temperature is May (12.3°C).
The coldest month (with the lowest average low temperature) is January (6°C).

Average pressure in December
Nicolás Romero, Mexico
  • Average pressure in December: 1017.8mbar

The month with the highest atmospheric pressure is January (1018.4mbar).
The month with the lowest atmospheric pressure is May (1014.1mbar).

Average wind speed in December
Nicolás Romero, Mexico
  • Average wind speed in December: 6.6km/h

The windiest month (with the highest average wind speed) is March (7.8km/h).
The calmest month (with the lowest average wind speed) is July (6.1km/h).

Average humidity in December
Nicolás Romero, Mexico
  • Average humidity in December: 59%

The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is April (43%).

Average rainfall in December
Nicolás Romero, Mexico
  • Average rainfall in December: 4mm

The wettest month (with the highest rainfall) is July (110mm).
The driest month (with the least rainfall) is December (4mm).

Average rainfall days in December
Nicolás Romero, Mexico
  • Average rainfall days in December: 3.1 days

The month with the highest number of rainy days is July (24.8 days).
The month with the least rainy days is December (3.1 days).

Average snowfall days in December
Nicolás Romero, Mexico
  • Average snowfall days in December: 0.1 days

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

Average daylight in December /
Average sunshine in December
Nicolás Romero, Mexico
  • Average daylight in December: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in December: 8h and 5min

The months with the most sunshine are May and June (Average sunshine: 10h and 30min).
The month with the least sunshine is November (Average sunshine: 7h and 48min).

Average sunshine days in December
Nicolás Romero, Mexico
  • Average sunshine days in December: 23.2 days

The month with the most sunshine days is December (23.2 days).
The month with the least sunshine days is July (3.7 days).

Average UV index in December
Nicolás Romero, Mexico
  • Average UV index in December: 4

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

Average cloud cover in December
Nicolás Romero, Mexico
  • Average cloud cover in December: 13

The month with the most cloud cover is September (Cloud cover 43).
The months with the least cloud cover are February and March (Cloud cover 12).

Average visibility in December
Nicolás Romero, Mexico
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are July, August, September and October (8km).

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