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, 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 December in Guatemala City, sunrise is at 06:11 and sunset at 17:30. On the last day of the month, sunrise is at 06:26 and sunset at 17:43 CST.
Note: In December, the maximum UV index of 9 suggests this advice:
Act with caution. Neglecting protection can lead to skin and eye damage in moments. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
[Resources]Temperature
December proves to be the coldest month, recording an average maximum temperature of 23.9°C and a minimum temperature of 13.7°C.Humidity
The average relative humidity in December in Guatemala City, Guatemala, is 76%.Rainfall
In Guatemala City, in December, it is raining for 2.6 days, with typically 7mm of accumulated precipitation. Throughout the year, in Guatemala City, there are 125.2 rainfall days, and 1275mm of precipitation is accumulated.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 December in Guatemala City, sunrise is at 06:11 and sunset at 17:30. On the last day of the month, sunrise is at 06:26 and sunset at 17:43 CST.
Sunshine
The average sunshine in December in Guatemala City 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 reading of 8 to 10 represents a very high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 9 suggests this advice:
Act with caution. Neglecting protection can lead to skin and eye damage in moments. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
FAQ
What is the coldest month in Guatemala City?
The coldest period in Guatemala City, Guatemala, is December, when temperatures fluctuate between an average high of 23.9°C and a low of 13.7°C.
What are the temperatures in Guatemala City in December?
The high-temperature, in December, in Guatemala City, records 23.9°C, while the low-temperature is 13.7°C. In May, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 30°C.
What is the average humidity in December in Guatemala City?
The average relative humidity in December is 76%.
How much does it rain in Guatemala City in December?
In Guatemala City, in December, during 2.6 rainfall days, 7mm of precipitation is typically accumulated.
What is the month with the shortest days in Guatemala City?
The month with the shortest days is December, with an average of 11h and 18min of daylight.
What is the average length of the day in December in Guatemala City?
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.
What is the month with the lowest UV index in Guatemala City?
December is the month with the lowest UV index in Guatemala City, Guatemala, with an average maximum UV index of 9.
How high is the UV index 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 vulnerability from unsafe 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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