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
Weather in December
Temperature
The advent of December presents an average high-temperature of a still moderately hot 29.5°C (85.1°F), maintaining a close correlation with the preceding month. Throughout December, San Gabriel's nights cool down to an average of 17.6°C (63.7°F).Heat index
For December, the heat index is calculated to be a tropical 32°C (89.6°F). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Humidity
In December, the average relative humidity is 63%.Rainfall
In San Gabriel, in December, it is raining for 7.6 days, with typically 17mm (0.67") of accumulated precipitation. Throughout the year, in San Gabriel, there are 222.8 rainfall days, and 1491mm (58.7") of precipitation is accumulated.Daylight
With an average of 11h and 18min of daylight, December has the shortest days of the year in San Gabriel.On the first day of December, sunrise is at 06:15 and sunset at 17:35. On the last day of the month, sunrise is at 06:30 and sunset at 17:47 CST.
Sunshine
In December, the average sunshine in San Gabriel is 7.5h.UV index
January through December, with an average maximum UV index of 6, are months with the highest UV index in San Gabriel. January through December, with an average maximum UV index of 6, are months with the lowest UV index in San Gabriel. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.Note: In December, a regular UV index of 6 translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
How hot does it get in San Gabriel in December?
What is the average humidity in December in San Gabriel?
How many days does it rain in December in San Gabriel?
What is the month with the shortest days in San Gabriel?
How many hours of daylight does San Gabriel have in December?
What time are sunrise and sunset in December in San Gabriel?
How many hours of sunshine does San Gabriel have in December?
What is the month with the highest UV index in San Gabriel?
What is the month with the lowest UV index in San Gabriel?
How high is the UV index in December in San Gabriel?
Average temperature in December
San Gabriel, Guatemala
- Average high temperature in December: 29.5°C
The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is September (28.5°C).
- Average low temperature in December: 17.6°C
The month with the highest average low temperature is May (20.5°C).
The coldest month (with the lowest average low temperature) is December (17.6°C).
Average pressure in December
San Gabriel, Guatemala
- Average pressure in December: 1013.9mbar
The month with the highest atmospheric pressure is January (1014.5mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).
Average wind speed in December
San Gabriel, Guatemala
- Average wind speed in December: 6.4km/h
The windiest month (with the highest average wind speed) is March (6.6km/h).
The calmest month (with the lowest average wind speed) is May (5.1km/h).
Average humidity in December
San Gabriel, Guatemala
- Average humidity in December: 63%
The months with the highest relative humidity are September and October (79%).
The months with the lowest relative humidity are January, February and March (59%).
Average rainfall in December
San Gabriel, Guatemala
- Average rainfall in December: 17mm
The wettest month (with the highest rainfall) is May (274mm).
The driest months (with the least rainfall) are January and February (7mm).
Average rainfall days in December
San Gabriel, Guatemala
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is September (27.5 days).
The month with the least rainy days is January (4.8 days).
Average daylight in December /
Average sunshine in December
San Gabriel, 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 3min
The months with the most sunshine are April and July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).
Average sunshine days in December
San Gabriel, Guatemala
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is September (1.5 days).
Average UV index in December
San Gabriel, 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
San Gabriel, Guatemala
- Average cloud cover in December: 13
The month with the most cloud cover is June (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 12).
Average visibility in December
San Gabriel, Guatemala
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).
San Gabriel, Guatemala
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