The iconic buildings of the cathedral in Guatemala City, Guatemala
Weather in December
Guatemala City ushers in the dry season in December, with barely any rainfall of 7mm (0.28"), marking a notable difference from November. The meteorological parameters indicating the change from the wet season to the dry one, including a reduction in temperature and lower humidity levels, become more pronounced. Days of sunshine increase but the number of daylight hours drops to the lowest level of the year. December in Guatemala City is marked by refreshing mornings and pleasant afternoons, followed by cooler nights typical of the dry season weather.
On the first day of the month, sunrise is at 06:11 and sunset at 17:30. On the last day of December, in Guatemala City, Guatemala, sunrise is at 06:26 and sunset at 17:43 CST.
Note: The maximum UV index of 9 during December leads to these instructions:
Being unprotected puts skin and eyes at risk of rapid damage. Always be safe. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Stay sun-safe with clothing that is both closely woven and worn loosely.
[Resources]Temperature
The coldest temperatures in Guatemala City, Guatemala, occur during December, when averages reach a peak of 23.9°C (75°F) and a low of 13.7°C (56.7°F).Humidity
In December, the average relative humidity is 76%.Rainfall
In Guatemala City, Guatemala, during December, the rain falls for 2.6 days and regularly aggregates up to 7mm (0.28") of precipitation. In Guatemala City, during the entire year, the rain falls for 125.2 days and collects up to 1275mm (50.2") of precipitation.Daylight
With an average of 11h and 18min of daylight, December has the shortest days of the year in Guatemala City.On the first day of the month, sunrise is at 06:11 and sunset at 17:30. On the last day of December, in Guatemala City, Guatemala, sunrise is at 06:26 and sunset at 17:43 CST.
Sunshine
In Guatemala City, the average sunshine in December is 6.7h.UV index
December is the month with the lowest UV index in Guatemala City, with an average maximum UV index of 9. A UV Index of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 9 during December leads to these instructions:
Being unprotected puts skin and eyes at risk of rapid damage. Always be safe. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What time of the year is the coldest in Guatemala City?
Guatemala City's December weather, marked by an average high temperature of 23.9°C (75°F) and an average low temperature of 13.7°C (56.7°F), is the coldest in the year.
What is the usual temperature for Guatemala City in December?
In December, the average high-temperature and low-temperature in Guatemala City are 23.9°C (75°F) and 13.7°C (56.7°F) respectively. In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is calculated to be 30°C (86°F).
What is the average humidity in December in Guatemala City?
In December, the average relative humidity is 76%.
How many days does it rain in December in Guatemala City?
In Guatemala City, Guatemala, during December, the rain falls for 2.6 days and regularly aggregates up to 7mm (0.28") of precipitation.
What is the month with the shortest days in Guatemala City?
With an average of 11h and 18min of daylight, December has the shortest days of the year in Guatemala City, Guatemala.
How many hours of daylight does Guatemala City have in December?
In Guatemala City, Guatemala, the average day length in December is 11h and 17min.
What time are sunrise and sunset in December in Guatemala City?
In December, on the first day of the month, sunrise is at 06:11 and sunset at 17:30. On the last day of the month, in Guatemala City, sunrise is at 06:26 and sunset at 17:43 CST.
How many hours of sunshine does Guatemala City have in December?
The average sunshine duration in December in Guatemala City, Guatemala, is 6.7h.
When is the lowest UV index in Guatemala City?
The month with the lowest UV index in Guatemala City, Guatemala, is December, with an average maximum UV index of 9.
What is the UV index intensity in December in Guatemala City?
In Guatemala City, Guatemala, the average daily maximum UV index in December is 9. A UV Index of 8 to 10 symbolizes a very high health threat from exposure to Sun's UV rays.
Average temperature in December
Guatemala City, Guatemala
- Average high temperature in December: 23.9°C
The warmest month (with the highest average high temperature) is April (27.8°C).
The month with the lowest average high temperature is December (23.9°C).
- Average low temperature in December: 13.7°C
The months with the highest average low temperature are May and June (16.8°C).
The coldest month (with the lowest average low temperature) is January (13.2°C).
Average humidity in December
Guatemala City, Guatemala
- Average humidity in December: 76%
The month with the highest relative humidity is September (84.5%).
The month with the lowest relative humidity is March (73.2%).
Average rainfall in December
Guatemala City, Guatemala
- Average rainfall in December: 6.6mm
The wettest month (with the highest rainfall) is June (271.8mm).
The driest month (with the least rainfall) is January (2.8mm).
Average rainfall days in December
Guatemala City, Guatemala
- Average rainfall days in December: 2.6 days
The month with the highest number of rainy days is June (21.1 days).
The month with the least rainy days is February (1.5 days).
Average daylight in December /
Average sunshine in December
Guatemala City, Guatemala
- Average daylight in December: 11h and 2min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is February (Average sunshine: 8h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 12min).
Average UV index in December
Guatemala City, Guatemala
- Average UV index in December: 9
The months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 9).
Guatemala City, Guatemala
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