September weather forecast
Cap-Haitien, Haiti

Weather in September

The first month of the autumn, September, is still a hot month in Cap-Haitien, Haiti, with an average temperature varying between 22°C (71.6°F) and 32°C (89.6°F).

Temperature

The warmest months are June through September, with an average high-temperature of 32°C (89.6°F).

Rainfall

In September, the rain falls for 15 days. Throughout September, 152mm (5.98") of precipitation is accumulated. In Cap-Haitien, during the entire year, the rain falls for 142 days and collects up to 1698mm (66.85") of precipitation.

Sea temperature

September is the month with the warmest seawater, with an average sea temperature of 29.6°C (85.3°F).
Note: 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

In September, the average length of the day is 12h and 15min.
On the first day of the month, sunrise is at 06:33 and sunset at 19:04. On the last day of September, in Cap-Haitien, Haiti, sunrise is at 06:39 and sunset at 18:38 EDT.

Sunshine

In September, the average sunshine is 7h.

UV index

The average daily maximum UV index in September is 11. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 11 in September transform into the following instructions:
Practice all-important precautions. Light skin people may get burned in less than 5 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What are the warmest months in Cap-Haitien?

Warmest months in Cap-Haitien, Haiti, are June through September, with an average high-temperature of 32°C (89.6°F).

How many days does it rain in September in Cap-Haitien?

In Cap-Haitien, Haiti, in September, it is raining for 15 days, with typically 152mm (5.98") of accumulated precipitation.

What is the month with the warmest sea water in Cap-Haitien?

The month with the warmest seawater in Cap-Haitien, Haiti, is September, with an average sea temperature of 29.6°C (85.3°F).

What is the water temperature in September in Cap-Haitien?

In Cap-Haitien, Haiti, in September, the average water temperature is 29.6°C (85.3°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.

How many hours of daylight does Cap-Haitien have in September?

In September, the average day length in Cap-Haitien is 12h and 15min.

When are sunrise and sunset in September in Cap-Haitien?

In September, on the first day of the month, sunrise is at 06:33 and sunset at 19:04. On the last day of the month, in Cap-Haitien, Haiti, sunrise is at 06:39 and sunset at 18:38 EDT.

How long on average sun shines in September in Cap-Haitien?

The average sunshine duration in September is 7h.

What is the UV index intensity in September in Cap-Haitien?

In September, the average daily maximum UV index in Cap-Haitien is 11. A UV Index estimate of 11, and higher, represents an excessive health risk from unsafe exposure to Sun's UV rays.
Average rainfall days
Average sunshine
Average UV index

Average temperature in September
Cap-Haitien, Haiti

Average temperature in September - Cap-Haitien, Haiti
  • Average high temperature in September: 32°C

The warmest months (with the highest average high temperature) are June, July, August and September (32°C).
The months with the lowest average high temperature are January, February and December (29°C).

  • Average low temperature in September: 22°C

The months with the highest average low temperature are May, June, July, August, September and October (22°C).
The coldest months (with the lowest average low temperature) are January and February (19°C).

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Average rainfall in September
Cap-Haitien, Haiti

Average rainfall in September - Cap-Haitien, Haiti
  • Average rainfall in September: 152mm

The wettest month (with the highest rainfall) is November (209mm).
The driest month (with the least rainfall) is March (90mm).

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Average rainfall days in September
Cap-Haitien, Haiti

Average rainfall days in September - Cap-Haitien, Haiti
  • Average rainfall days in September: 15 days

The month with the highest number of rainy days is October (16 days).
The month with the least rainy days is February (8 days).

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Average sea temperature in September
Cap-Haitien, Haiti

Average sea temperature in September - Cap-Haitien, Haiti
  • Average sea temperature in September: 29.6°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 (26.1°C).

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Average daylight in September /
Average sunshine in September
Cap-Haitien, Haiti

Average daylight in September / Average sunshine in September - Cap-Haitien, Haiti
  • Average daylight in September: 12h and 15min

The month with the longest days is June (Average daylight: 13h and 19min).
The month with the shortest days is December (Average daylight: 10h and 58min).

  • Average sunshine in September: 7h

The months with the most sunshine are March, April, June, July and August (Average sunshine: 8h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average UV index in September
Cap-Haitien, Haiti

Average UV index in September - Cap-Haitien, Haiti
  • Average UV index in September: 11

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

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