January weather forecast
Port-au-Prince, Haiti

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A stack of structures on a hillside in Port-au-Prince, Haiti
A stack of structures on a hillside in Port-au-Prince, Haiti

Weather in January

January in Port-au-Prince, Haiti, ushers in the New Year with a generally warm and humid climate. The temperature ranges from 18.2°C (64.8°F) at night to 27.6°C (81.7°F) during daytime. This month typically experiences a relative humidity of 74%, and the sea shows a comfortable temperature of 27.2°C (81°F), inviting for a quick dip. The gentle breezes flowing at an average speed of 7.9km/h (4.9mph) bring freshness despite the humidity. As the weather remains predominantly fair, outdoor activities can be planned without much hindrance.

Temperature

In Port-au-Prince, January is the coldest month, with temperatures averaging a high of 27.6°C (81.7°F) and a low of 18.2°C (64.8°F).

Heat index

In January, the heat index is estimated at a tropical 30°C (86°F). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
Factoring in the heat index, values are geared towards shaded areas with light breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

In Port-au-Prince, the average relative humidity in January is 74%.

Rainfall

The month with the least rainfall is January, when the rain falls for 9.9 days and typically collects 12mm (0.47") of precipitation.

Sea temperature

In January, the average sea temperature is 27.2°C (81°F).
Note: For engaging in water activities including swimming and diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are perceived as perfect, providing pleasure for extended durations.

Daylight

In Port-au-Prince, Haiti, the average length of the day in January is 11h and 10min.
On the first day of January, sunrise is at 06:21 and sunset at 17:23. On the last day of the month, sunrise is at 06:22 and sunset at 17:42 EST.

Sunshine

In Port-au-Prince, Haiti, the average sunshine in January is 7.3h.

UV index

The months with the lowest UV index in Port-au-Prince are January through May, July through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 6 in January leads to these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. 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. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be attentive! The UV exposure is heightened with reflections from sand and water.
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Frequently asked questions

What is the coldest time of year in Port-au-Prince?

Port-au-Prince reaches its average lowest temperatures in January, measuring 27.6°C (81.7°F) at the peak and 18.2°C (64.8°F) at the lowest.

What is the average January temperature in Port-au-Prince?

The high-temperature, in January, in Port-au-Prince, records 27.6°C (81.7°F), while the low-temperature is 18.2°C (64.8°F). In January, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 30°C (86°F).

What is the average humidity in January in Port-au-Prince?

In Port-au-Prince, Haiti, the average relative humidity in January is 74%.

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

The month with the least rainfall in Port-au-Prince is January, when the rain falls for 9.9 days and typically collects 12mm (0.47") of precipitation.

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

In Port-au-Prince, Haiti, during January, the rain falls for 9.9 days and regularly aggregates up to 12mm (0.47") of precipitation.

How warm is the water in January in Port-au-Prince?

In Port-au-Prince, Haiti, the average seawater temperature in January is 27.2°C (81°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.

How many hours of daylight does Port-au-Prince have in January?

In Port-au-Prince, Haiti, the average day length in January is 11h and 10min.

What time are sunrise and sunset in January in Port-au-Prince?

On the first day of January in Port-au-Prince, Haiti, sunrise is at 06:21 and sunset at 17:23. On the last day of the month, sunrise is at 06:22 and sunset at 17:42 EST.

How many hours of sunshine does Port-au-Prince have in January?

In January, the average sunshine duration in Port-au-Prince is 7.3h.

What are the months with the lowest UV index in Port-au-Prince?

January through May, July through December, with an average maximum UV index of 6, are months with the lowest UV index in Port-au-Prince.

What is the UV index reading in January in Port-au-Prince?

In Port-au-Prince, the average daily maximum UV index in January is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.

Average temperature in January
Port-au-Prince, Haiti

Average temperature in January - Port-au-Prince, Haiti
  • Average high temperature in January: 27.6°C

The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is January (27.6°C).

  • Average low temperature in January: 18.2°C

The months with the highest average low temperature are August and September (21.3°C).
The coldest month (with the lowest average low temperature) is January (18.2°C).

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Average pressure in January
Port-au-Prince, Haiti

Average pressure in January - Port-au-Prince, Haiti
  • Average pressure in January: 1016.3mbar

The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is October (1012.5mbar).

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Average wind speed in January
Port-au-Prince, Haiti

Average wind speed in January - Port-au-Prince, Haiti
  • Average wind speed in January: 7.9km/h

The windiest month (with the highest average wind speed) is June (9.2km/h).
The calmest month (with the lowest average wind speed) is September (6.5km/h).

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Average humidity in January
Port-au-Prince, Haiti

Average humidity in January - Port-au-Prince, Haiti
  • Average humidity in January: 74%

The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is February (72%).

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Average rainfall in January
Port-au-Prince, Haiti

Average rainfall in January - Port-au-Prince, Haiti
  • Average rainfall in January: 12mm

The wettest month (with the highest rainfall) is May (141mm).
The driest month (with the least rainfall) is January (12mm).

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Average rainfall days in January
Port-au-Prince, Haiti

Average rainfall days in January - Port-au-Prince, Haiti
  • Average rainfall days in January: 9.9 days

The months with the highest number of rainy days are April and October (24.4 days).
The month with the least rainy days is January (9.9 days).

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Average sea temperature in January
Port-au-Prince, Haiti

Average sea temperature in January - Port-au-Prince, Haiti
  • Average sea temperature in January: 27.2°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).

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Average daylight in January /
Average sunshine in January
Port-au-Prince, Haiti

Average daylight in January / Average sunshine in January - Port-au-Prince, Haiti
  • Average daylight in January: 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 0min).

  • Average sunshine in January: 7h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 7h and 12min).

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Average sunshine days in January
Port-au-Prince, Haiti

Average sunshine days in January - Port-au-Prince, Haiti
  • Average sunshine days in January: 18.6 days

The month with the most sunshine days is December (19 days).
The month with the least sunshine days is April (3.3 days).

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Average UV index in January
Port-au-Prince, Haiti

Average UV index in January - Port-au-Prince, Haiti
  • Average UV index in January: 6

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

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Average cloud cover in January
Port-au-Prince, Haiti

Average cloud cover in January - Port-au-Prince, Haiti
  • Average cloud cover in January: 23

The month with the most cloud cover is April (Cloud cover 35).
The month with the least cloud cover is December (Cloud cover 21).

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Average visibility in January
Port-au-Prince, Haiti

Average visibility in January - Port-au-Prince, Haiti
  • Average visibility in January: 9km

The months with the highest visibility are February, March and June (10km).
The months with the lowest visibility are January, April, May, July, August, September, October, November and December (9km).

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Port-au-Prince, Haiti

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