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 sea temperature 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
At the onset of December, Dérac records an average high-temperature of a still moderately hot 27.1°C (80.8°F), showing little deviation from the preceding month. Dérac, during the month of December, experiences an average low-temperature of 21.8°C (71.2°F).Heat index
For most parts of December, the heat index is evaluated at a hot 30°C (86°F). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.Heat index guidelines indicate values are for light wind scenarios and shaded regions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
In December, the average relative humidity is 79%.Rainfall
The month with the least rainfall in Dérac, Haiti, is December, when the rain falls for 14.2 days and typically collects 24mm (0.94") of precipitation.Sea temperature
In Dérac, the average seawater temperature in December is 27.7°C (81.9°F).Note: Water activities including swimming and diving at temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed very pleasurable and enjoyable for extended periods, devoid of discomfort.
Daylight
The month with the shortest days is December, with an average of 11h and 0min of daylight.On the first day of December in Dérac, sunrise is at 06:05 and sunset at 17:07. On the last day of the month, sunrise is at 06:21 and sunset at 17:19 EST.
Sunshine
The months with the least sunshine are January, February and December, with an average of 7h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 6 in December translates into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
Frequently asked questions
What are the temperatures in Dérac in December?
What is the average humidity in December in Dérac?
What is the driest month in Dérac?
How many days does it rain in December in Dérac?
What is the sea water temperature in December in Dérac?
What is the month with the shortest days in Dérac?
How many hours of daylight does Dérac have in December?
When is the sunrise / sunset in December in Dérac?
What is the month with the least sunshine in Dérac?
How many hours of sunshine does Dérac have in December?
What are the months with the lowest UV index in Dérac?
What is the UV index intensity in December in Dérac?
Average temperature in December
Dérac, Haiti
- Average high temperature in December: 27.1°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (26.7°C).
- Average low temperature in December: 21.8°C
The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (21.3°C).
Average pressure in December
Dérac, Haiti
- Average pressure in December: 1015.9mbar
The month with the highest atmospheric pressure is January (1016.9mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).
Average wind speed in December
Dérac, Haiti
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is July (15.8km/h).
The calmest month (with the lowest average wind speed) is October (11km/h).
Average humidity in December
Dérac, Haiti
- Average humidity in December: 79%
The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in December
Dérac, Haiti
- Average rainfall in December: 24mm
The wettest month (with the highest rainfall) is July (84mm).
The driest month (with the least rainfall) is December (24mm).
Average rainfall days in December
Dérac, Haiti
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is May (23.4 days).
The month with the least rainy days is February (13.5 days).
Average sea temperature in December
Dérac, Haiti
- Average sea temperature in December: 27.7°C
The best month for swimming (with the highest average sea temperature) is September (29.4°C).
The coldest month (with the lowest average sea temperature) is February (25.9°C).
Average daylight in December /
Average sunshine in December
Dérac, Haiti
- Average daylight in December: 11h and 0min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in December: 7h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 0min).
Average sunshine days in December
Dérac, Haiti
- Average sunshine days in December: 11.6 days
The month with the most sunshine days is January (13.1 days).
The month with the least sunshine days is September (4.2 days).
Average UV index in December
Dérac, Haiti
- Average UV index in December: 6
The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 6).
Average cloud cover in December
Dérac, Haiti
- Average cloud cover in December: 26
The month with the most cloud cover is March (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 20).
Average visibility in December
Dérac, 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).
Dérac, Haiti
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