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
  • The 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).

  • The 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).

  • The 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).

  • The 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).

  • The 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).

  • The average daylight in December: 11h

Months with the longest days are April, May, June, July and August (Average daylight: 13h).
Months with shortest days are January, November and December (Average daylight: 11h).

  • The 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).

  • The 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).