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
December
Weather in December
Temperature
December's onset brings an average high-temperature of a still warm 27.7°C (81.9°F), showing a minute difference from November's 28.2°C (82.8°F). Jacmel registers a small shift from peak daytime temperatures, with a consistent average low-temperature of 23.1°C (73.6°F) during December.Heat index
December's heat index is computed to be a hot 31°C (87.8°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Humidity
In Jacmel, the average relative humidity in December is 74%.Rainfall
In Jacmel, in December, it is raining for 10.2 days, with typically 13mm (0.51") of accumulated precipitation. In Jacmel, Haiti, during the entire year, the rain falls for 196.7 days and collects up to 531mm (20.91") of precipitation.Sea temperature
In Jacmel, in December, the average water temperature is 28.3°C (82.9°F).Note: Water activities including swimming and diving are pleasurable in temperatures between 25°C (77°F) and 29°C (84.2°F), ensuring comfort and enjoyment for extended time frames.
Daylight
December has the shortest days of the year, with an average of 11h and 6min of daylight.On the first day of December, sunrise is at 06:06 and sunset at 17:12. On the last day of the month, sunrise is at 06:21 and sunset at 17:25 EST.
Sunshine
In Jacmel, the average sunshine in December is 7.5h.UV index
The months with the lowest UV index are February, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.Note: A maximum high UV index of 6 in December translates into the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be cautious! Sand and water surfaces make the Sun's UV rays more potent.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
What is the water temperature in December?
What is the month with the shortest days?
What is the average length of the day in December in Jacmel?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Jacmel, 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
Jacmel, 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
Jacmel, 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
Jacmel, 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
Jacmel, 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
Jacmel, 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 sea temperature in December
Jacmel, Haiti
- Average sea temperature in December: 28.3°C
The best month for swimming (with the highest average sea temperature) is September (29.6°C).
The coldest month (with the lowest average sea temperature) is February (26.9°C).
Average daylight in December /
Average sunshine in December
Jacmel, Haiti
- Average daylight in December: 11h and 1min
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 6min).
- Average sunshine in December: 7h and 3min
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
Jacmel, 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
Jacmel, 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
Jacmel, 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
Jacmel, 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).
