December weather forecastChalon, Haiti

December

Weather in December

December, the first month of the winter in Chalon, is also a moderately hot month, with temperature in the range of an average high of 27.7°C (81.9°F) and an average low of 23.1°C (73.6°F).

Temperature

Chalon marks the onset of December with an average high-temperature of a still warm 27.7°C (81.9°F), a subtle shift from November's 28.2°C (82.8°F). Chalon encounters a negligible difference from daytime peaks throughout the December nights, with a low-temperature average of 23.1°C (73.6°F).

Heat index

In December, the heat index is estimated at a tropical 31°C (87.8°F). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. 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 hold great significance to children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In Chalon, the average relative humidity in December is 74%.

Rainfall

In December, the rain falls for 10.2 days. Throughout December, 13mm (0.51") of precipitation is accumulated. Throughout the year, there are 196.7 rainfall days, and 531mm (20.91") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 11h and 0min of daylight.
On the first day of the month, sunrise is at 06:08 and sunset at 17:14. On the last day of December, sunrise is at 06:24 and sunset at 17:27 EST.

Sunshine

In December, the average sunshine is 7.5h.

UV index

February, November 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 exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in December converts into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Updated: Jul 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Chalon, 27.7°C (81.9°F) is the average high-temperature and 23.1°C (73.6°F) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in December is estimated at 31°C (87.8°F).

The average relative humidity in December is 74%.

In Chalon, in December, it is raining for 10.2 days, with typically 13mm (0.51") of accumulated precipitation.

With an average of 11h and 0min of daylight, December has the shortest days of the year.

In December, the average day length in Chalon is 11h and 3min.

In December, on the first day of the month, sunrise is at 06:08 and sunset at 17:14. On the last day of the month, sunrise is at 06:24 and sunset at 17:27 EST.

The average sunshine duration in December is 7.5h.

The months with the lowest UV index are February, November and December, with an average maximum UV index of 6.

In Chalon, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

28.2°C

27.7°C

27.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.5km/h

11.4km/h

12.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

10.2

18.7

17.7

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Chalon, Haiti

Average high temperature in December: 27.7°C

The warmest month (with the highest average high temperature) is August (29.7°C).
The months with the lowest average high temperature are January, February and March (27.2°C).

Average low temperature in December: 23.1°C

The month with the highest average low temperature is September (25.3°C).
The coldest month (with the lowest average low temperature) is January (22.3°C).

Average pressure in December
Chalon, Haiti

Average pressure in December: 1014.9mbar

The month with the highest atmospheric pressure is January (1016mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).

Average wind speed in December
Chalon, Haiti

Average wind speed in December: 10.5km/h

The windiest month (with the highest average wind speed) is June (15.3km/h).
The calmest month (with the lowest average wind speed) is November (8.8km/h).

Average humidity in December
Chalon, Haiti

Average humidity in December: 74%

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is February (72%).

Average rainfall in December
Chalon, Haiti

Average rainfall in December: 13mm

The wettest month (with the highest rainfall) is October (75mm).
The driest month (with the least rainfall) is January (10mm).

Average rainfall days in December
Chalon, Haiti

Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is October (20.7 days).
The month with the least rainy days is January (9.3 days).

Average daylight in December /
Average sunshine in December
Chalon, Haiti

Average daylight in December: 11h and 0min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).

Average sunshine in December: 7h and 30min

The months with the most sunshine are May, June, July and August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 7h and 24min).

Average sunshine days in December
Chalon, Haiti

Average sunshine days in December: 18.7 days

The month with the most sunshine days is December (18.7 days).
The month with the least sunshine days is April (6.7 days).

Average UV index in December
Chalon, Haiti

Average UV index in December: 6

The months with the highest UV index are January, March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are February, November and December (UV index 6).

Average cloud cover in December
Chalon, Haiti

Average cloud cover in December: 16

The month with the most cloud cover is April (Cloud cover 30).
The month with the least cloud cover is December (Cloud cover 16).

Average visibility in December
Chalon, Haiti

Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).