Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
December's commencement is accompanied by an average high-temperature of a still moderately hot 28.6°C (83.5°F), diverging marginally from November's 28.2°C (82.8°F). Throughout the month of December, Acatenango witnesses an average low-temperature of 17.3°C (63.1°F).Heat index
The heat index value for December is appraised at a hot 31°C (87.8°F). With unrelenting exposure and activity, one might experience exhaustion, leading to potential heat cramps.Heat index evaluations are typically in the context of light winds and shaded environments. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humidity
In Acatenango, the average relative humidity in December is 67%.Rainfall
In Acatenango, in December, it is raining for 6.7 days, with typically 6mm (0.24") of accumulated precipitation. In Acatenango, during the entire year, the rain falls for 228.7 days and collects up to 1368mm (53.86") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 18min of daylight.On the first day of the month, sunrise is at 06:13 and sunset at 17:32. On the last day of December, sunrise is at 06:28 and sunset at 17:45 CST.
Sunshine
December has the least sunshine of the year, with an average of 7.6h of sunshine.UV index
January through December, with an average maximum UV index of 6, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 6 during December translates into the following directions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in December?
What is the average humidity in December?
How much does it rain in Acatenango in December?
What is the month with the shortest days?
How many hours of daylight does Acatenango have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine in Acatenango?
How many hours of sunshine does Acatenango have in December?
What is the month with the highest UV index?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Acatenango, Guatemala
- Average high temperature in December: 28.6°C
The warmest month (with the highest average high temperature) is March (30.6°C).
The month with the lowest average high temperature is October (27.1°C).
- Average low temperature in December: 17.3°C
The month with the highest average low temperature is May (20.7°C).
The coldest month (with the lowest average low temperature) is January (17.2°C).
Average pressure in December
Acatenango, Guatemala
- Average pressure in December: 1014mbar
The month with the highest atmospheric pressure is January (1014.6mbar).
The months with the lowest atmospheric pressure are May and October (1012.2mbar).
Average wind speed in December
Acatenango, Guatemala
- Average wind speed in December: 8.7km/h
The windiest month (with the highest average wind speed) is January (9.3km/h).
The calmest month (with the lowest average wind speed) is September (5.6km/h).
Average humidity in December
Acatenango, Guatemala
- Average humidity in December: 67%
The month with the highest relative humidity is September (84%).
The month with the lowest relative humidity is March (61%).
Average rainfall in December
Acatenango, Guatemala
- Average rainfall in December: 6mm
The wettest month (with the highest rainfall) is June (240mm).
The driest month (with the least rainfall) is January (4mm).
Average rainfall days in December
Acatenango, Guatemala
- Average rainfall days in December: 6.7 days
The month with the highest number of rainy days is September (29.4 days).
The month with the least rainy days is January (4.3 days).
Average daylight in December /
Average sunshine in December
Acatenango, 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: 7h and 4min
The month with the most sunshine is April (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 7h and 36min).
Average sunshine days in December
Acatenango, Guatemala
- Average sunshine days in December: 22.3 days
The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is September (0.3 days).
Average UV index in December
Acatenango, Guatemala
- Average UV index in December: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in December
Acatenango, Guatemala
- Average cloud cover in December: 11
The month with the most cloud cover is September (Cloud cover 42).
The months with the least cloud cover are January and December (Cloud cover 11).
Average visibility in December
Acatenango, Guatemala
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).
