December weather forecastBel Air, Guyana
December
Weather in December
The first month of the winter, December, is also a moderately hot month in Bel Air, Guyana, with an average temperature varying between 22.4°C (72.3°F) and 29.9°C (85.8°F).Temperature
As Bel Air welcomes December, the average high-temperature records at a warm 29.9°C (85.8°F), marking an insignificant deviation from the prior month. In Bel Air, the average nighttime temperature during December is a pleasant 22.4°C (72.3°F).Heat index
The average heat index in December is appraised at a fiery hot 39°C (102.2°F). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.
Humidity
The average relative humidity in December in Bel Air, Guyana, is 84%.Rainfall
In Bel Air, during December, the rain falls for 29.1 days and regularly aggregates up to 138mm (5.43") of precipitation. In Bel Air, during the entire year, the rain falls for 312.9 days and collects up to 1254mm (49.37") of precipitation.Daylight
With an average of 11h and 42min of daylight, December has the shortest days of the year.On the first day of December in Bel Air, sunrise is at 05:49 and sunset at 17:34. On the last day of the month, sunrise is at 06:03 and sunset at 17:47 -04.
Sunshine
In Bel Air, the average sunshine in December is 6.7h.UV index
January, February, May, June and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 6 during December translates into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bel Air, Guyana
- Average high temperature in December: 29.9°C
The warmest month (with the highest average high temperature) is September (33.1°C).
The month with the lowest average high temperature is January (29.3°C).
- Average low temperature in December: 22.4°C
The month with the highest average low temperature is October (23.5°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).
Average pressure in December
Bel Air, Guyana
- Average pressure in December: 1011.4mbar
The month with the highest atmospheric pressure is June (1013.3mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in December
Bel Air, Guyana
- Average wind speed in December: 6km/h
The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest months (with the lowest average wind speed) are July and August (5.1km/h).
Average humidity in December
Bel Air, Guyana
- Average humidity in December: 84%
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are September and October (78%).
Average rainfall in December
Bel Air, Guyana
- Average rainfall in December: 138mm
The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).
Average rainfall days in December
Bel Air, Guyana
- Average rainfall days in December: 29.1 days
The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (20.8 days).
Average daylight in December /
Average sunshine in December
Bel Air, Guyana
- Average daylight in December: 11h and 42min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in December: 6h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in December
Bel Air, Guyana
- Average sunshine days in December: 0.3 days
The month with the most sunshine days is August (8.5 days).
The month with the least sunshine days is December (0.3 days).
Average UV index in December
Bel Air, Guyana
- Average UV index in December: 6
The months with the highest UV index are March, April, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, May, June and December (UV index 6).
Average cloud cover in December
Bel Air, Guyana
- Average cloud cover in December: 52
The month with the most cloud cover is May (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in December
Bel Air, Guyana
- Average visibility in December: 8km
The months with the highest visibility are March and April (9km).
The months with the lowest visibility are June and July (7km).





