December weather forecastCalcahualco, Mexico

December

Weather in December

December, the first month of the winter in Calcahualco, is still a comfortable month, with an average temperature ranging between max 18.6°C (65.5°F) and min 10.2°C (50.4°F).

Temperature

The advent of December presents an average high-temperature of a still refreshing 18.6°C (65.5°F), maintaining a close correlation with the preceding month. An average low-temperature of 10.2°C (50.4°F) is recorded during the nights in December.

Humidity

In December, the average relative humidity in Calcahualco is 79%.

Rainfall

The month with the least rainfall in Calcahualco, Mexico, is December, when the rain falls for 12.2 days and typically collects 14mm (0.55") of precipitation.

Daylight

With an average of 11h and 0min of daylight, December has the shortest days of the year in Calcahualco, Mexico.
On the first day of the month, sunrise is at 6:45 am and sunset at 5:49 pm. On the last day of December, in Calcahualco, sunrise is at 7:01 am and sunset at 6:01 pm CST.

Sunshine

In December, the average sunshine in Calcahualco is 6.9h.

UV index

January, October 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 medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 4 during December translates into the following guidance:
Preventative actions are necessary - Recommendations to ward off sunburn are given. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Calcahualco, is 18.6°C (65.5°F), while the low-temperature averages to 10.2°C (50.4°F).

In December, the average relative humidity in Calcahualco, Mexico, is 79%.

The month with the least rainfall in Calcahualco, Mexico, is December, when the rain falls for 12.2 days and typically collects 14mm (0.55") of precipitation.

In Calcahualco, Mexico, in December, during 12.2 rainfall days, 14mm (0.55") of precipitation is typically accumulated.

The month with the shortest days in Calcahualco is December, with an average of 11h and 0min of daylight.

In Calcahualco, the average day length in December is 11h and 0min.

In December, on the first day of the month, sunrise is at 6:45 am and sunset at 5:49 pm. On the last day of the month, in Calcahualco, Mexico, sunrise is at 7:01 am and sunset at 6:01 pm CST.

The average sunshine duration in December is 6.9h.

The months with the lowest UV index are January, October through December, with an average maximum UV index of 4.

In December, the average daily maximum UV index in Calcahualco is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

19°C

18.6°C

17.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8km/h

8.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.4

15.3

15.5

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Calcahualco, Mexico

Average high temperature in December: 18.6°C

The warmest month (with the highest average high temperature) is April (24.4°C).
The month with the lowest average high temperature is January (17.8°C).

Average low temperature in December: 10.2°C

The month with the highest average low temperature is May (14.6°C).
The coldest month (with the lowest average low temperature) is January (9.2°C).

Average pressure in December
Calcahualco, Mexico

Average pressure in December: 1018mbar

The month with the highest atmospheric pressure is January (1019.2mbar).
The month with the lowest atmospheric pressure is May (1013.2mbar).

Average wind speed in December
Calcahualco, Mexico

Average wind speed in December: 7.4km/h

The windiest month (with the highest average wind speed) is April (8.6km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).

Average humidity in December
Calcahualco, Mexico

Average humidity in December: 79%

The month with the highest relative humidity is September (87%).
The month with the lowest relative humidity is April (70%).

Average rainfall in December
Calcahualco, Mexico

Average rainfall in December: 14mm

The wettest month (with the highest rainfall) is May (203mm).
The driest month (with the least rainfall) is December (14mm).

Average rainfall days in December
Calcahualco, Mexico

Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is August (26.7 days).
The month with the least rainy days is December (12.2 days).

Average daylight in December /
Average sunshine in December
Calcahualco, 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: 6h and 54min

The month with the most sunshine is May (Average sunshine: 10h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).

Average sunshine days in December
Calcahualco, Mexico

Average sunshine days in December: 15.3 days

The month with the most sunshine days is January (15.5 days).
The month with the least sunshine days is August (2.2 days).

Average UV index in December
Calcahualco, 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).