December weather forecastLomas de Chapultepec, Mexico

December

Weather in December

The first month of the winter, December, is still a refreshing month in Lomas de Chapultepec, Mexico, with an average temperature fluctuating between 7.3°C (45.1°F) and 19.7°C (67.5°F).

Temperature

The start of December marks an average high-temperature of a refreshing 19.7°C (67.5°F), hardly distinguishable from the conditions in November. Lomas de Chapultepec documents a significant temperature variance in December, with the mean nighttime lows settling at a frosty 7.3°C (45.1°F).

Humidity

In Lomas de Chapultepec, the average relative humidity in December is 57%.

Rainfall

The month with the least rainfall in Lomas de Chapultepec is December, when the rain falls for 3.9 days and typically collects 4mm (0.16") of precipitation.

Daylight

December has the shortest days of the year, with an average of 11h and 0min of daylight.
On the first day of the month, sunrise is at 6:54 am and sunset at 5:57 pm. On the last day of December, sunrise is at 7:10 am and sunset at 6:09 pm CST.

Sunshine

In December, the average sunshine in Lomas de Chapultepec, Mexico, is 8.9h.

UV index

January, June, August through December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 4 translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

An average high-temperature, in December, in Lomas de Chapultepec, is 19.7°C (67.5°F) and the average low-temperature is 7.3°C (45.1°F).

In Lomas de Chapultepec, Mexico, the average relative humidity in December is 57%.

The month with the least rainfall in Lomas de Chapultepec, Mexico, is December, when the rain falls for 3.9 days and typically collects 4mm (0.16") of precipitation.

In Lomas de Chapultepec, during December, the rain falls for 3.9 days and regularly aggregates up to 4mm (0.16") of precipitation.

With an average of 11h and 0min of daylight, December has the shortest days of the year in Lomas de Chapultepec, Mexico.

The average day length in December in Lomas de Chapultepec, Mexico, is 10h and 59min.

On the first day of December, sunrise is at 6:54 am and sunset at 5:57 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:09 pm CST.

In December, the average sunshine duration in Lomas de Chapultepec is 8.9h.

January, June, August through December, with an average maximum UV index of 4, are months with the lowest UV index in Lomas de Chapultepec.

In Lomas de Chapultepec, Mexico, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Lomas de Chapultepec, Mexico

  • Average high temperature in December: 19.7°C

The warmest months (with the highest average high temperature) are April and May (25.4°C).
The month with the lowest average high temperature is January (19.2°C).

  • Average low temperature in December: 7.3°C

The month with the highest average low temperature is May (13.7°C).
The coldest month (with the lowest average low temperature) is January (6.8°C).

Average pressure in December
Lomas de Chapultepec, Mexico

  • Average pressure in December: 1017.7mbar

The month with the highest atmospheric pressure is January (1018.3mbar).
The month with the lowest atmospheric pressure is May (1014.1mbar).

Average wind speed in December
Lomas de Chapultepec, Mexico

  • Average wind speed in December: 6.2km/h

The windiest month (with the highest average wind speed) is March (7.4km/h).
The calmest month (with the lowest average wind speed) is July (5.4km/h).

Average humidity in December
Lomas de Chapultepec, Mexico

  • Average humidity in December: 57%

The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is April (41%).

Average rainfall in December
Lomas de Chapultepec, Mexico

  • Average rainfall in December: 4mm

The wettest month (with the highest rainfall) is July (181mm).
The driest month (with the least rainfall) is December (4mm).

Average rainfall days in December
Lomas de Chapultepec, Mexico

  • Average rainfall days in December: 3.9 days

The month with the highest number of rainy days is July (28.8 days).
The month with the least rainy days is December (3.9 days).

Average daylight in December /
Average sunshine in December
Lomas de Chapultepec, 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 54min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is November (Average sunshine: 7h and 48min).

Average sunshine days in December
Lomas de Chapultepec, Mexico

  • Average sunshine days in December: 25.1 days

The month with the most sunshine days is December (25.1 days).
The month with the least sunshine days is July (0.3 days).

Average UV index in December
Lomas de Chapultepec, Mexico

  • Average UV index in December: 4

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

Average cloud cover in December
Lomas de Chapultepec, Mexico

  • Average cloud cover in December: 10

The month with the most cloud cover is July (Cloud cover 38).
The month with the least cloud cover is December (Cloud cover 10).

Average visibility in December
Lomas de Chapultepec, Mexico

  • Average visibility in December: 10km

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