Port-au-Prince
Haiti
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Port-au-Prince, Haiti

A view of a stack of structures on a hillside in Port-au-Prince, Haiti
A view of a stack of structures on a hillside in Port-au-Prince, Haiti
December, the first month of the winter, in Port-au-Prince, is also a hot month, with average temperature ranging between max 31°C (87.8°F) and min 22°C (71.6°F).

Temperature

The coldest months are January, February and December, with an average high-temperature of 31°C (87.8°F).

Rainfall

January and December are months with the least rain in Port-au-Prince when the rain falls for 3 days and typically aggregates up to 33mm (1.3") of rain.

Sea temperature

In December, the average sea temperature in Port-au-Prince is 28.3°C (82.9°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

With an average of 11h of daylight, December has the shortest days of the year in Port-au-Prince.

Sunshine

June and December, with an average of 7.9h of sunshine, are months with the least sunshine in Port-au-Prince.

UV index

December is the month with the lowest UV index in Port-au-Prince, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from the exposure to the Sun's UV radiation for the ordinary person.
The daily maximum UV index of 7 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the coldest month in Port-au-Prince?

January, February and December, with an average high-temperature of 31°C (87.8°F), are the coldest months.

What is the temperature in December in Port-au-Prince?

In Port-au-Prince, Haiti, in December, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 22°C (71.6°F).

How much does it rain in Port-au-Prince in December?

In Port-au-Prince, in December, it is raining for 3 days, with typically 33mm (1.3") of accumulated precipitation.

What is the driest month in Port-au-Prince?

Months with the least rainfall in Port-au-Prince are January and December Rain falls for 3 days and accumulates 33mm (1.3") of rain.

What is the water temperature in December in Port-au-Prince?

In Port-au-Prince, the average seawater temperature in December is 28.3°C (82.9°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the month with the shortest days in Port-au-Prince?

December has the shortest days of the year in Port-au-Prince, with an average of 11h of daylight.

What is the average length of the day in December in Port-au-Prince?

The average length of the day in December in Port-au-Prince, Haiti, is 11h.

What is the month with the least sunshine in Port-au-Prince?

June and December, with an average of 7.9h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Port-au-Prince?

In Port-au-Prince, the average sunshine in December is 7.9h.

When is the lowest UV index in Port-au-Prince?

December is the month with the lowest UV index in Port-au-Prince, Haiti, with an average maximum UV index of 7.

How high is the UV index in December in Port-au-Prince?

The average daily maximum UV index in December in Port-au-Prince, Haiti, is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in December - Port-au-Prince, Haiti
  • Average high temperature in December: 31°C

Warmest months (with the highest average high temperature) are June, July and August (35°C).
Months with the lowest average high temperature are January, February and December (31°C).

  • Average low temperature in December: 22°C

The month with the highest average low temperature is July (25°C).
Coldest months (with the lowest average low temperature) are February, March and December (22°C).

Average rainfall in December - Port-au-Prince, Haiti
  • Average rainfall in December: 33mm

The wettest month (with the highest rainfall) is May (231mm).
Driest months (with the lowest rainfall) are January and December (33mm).

Average rainfall days in December - Port-au-Prince, Haiti
  • Average rainfall days in December: 3 days

The month with the highest number of rainy days is May (13 days).
Months with the lowest number of rainy days are January and December (3 days).

Average sea temperature in December - Port-au-Prince, Haiti
  • Average sea temperature in December: 28.3°C

The best month for swimming (with the highest average sea temperature) is September (29.8°C).
The coldest month (with the lowest average sea temperature) is February (26.8°C).

Average daylight in December / Average sunshine in December - Port-au-Prince, Haiti
  • Average daylight in December: 11h

The month with the longest days is June (Average daylight: 13.2h).
The month with shortest days is December (Average daylight: 11h).

  • Average sunshine in December: 7.9h

Months with most sunshine are February, April and August (Average sunshine: 9.1h).
Months with least sunshine are June and December (Average sunshine: 7.9).

Average UV index in December - Port-au-Prince, Haiti
  • Average UV index in December: 7

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).