September weather forecast
Saint John's, Antigua and Barbuda

Sunset in St John
Sunset in St John's Harbour, Antigua

Weather in September

September, the first month of the autumn in Saint John's, is still a tropical month, with an average temperature ranging between max 31.1°C (88°F) and min 25°C (77°F).

Temperature

In Saint John's, the average high-temperature in September is essentially the same as in August - a still hot 31.1°C (88°F). In September, in Saint John's, the average low-temperature is 25°C (77°F).

Rainfall

In Saint John's, during 12 rainfall days, 132mm (5.2") of precipitation is typically accumulated. In Saint John's, during the entire year, the rain falls for 125.1 days and collects up to 1049mm (41.3") of precipitation.

Daylight

In September, the average length of the day in Saint John's, Antigua and Barbuda, is 12h and 14min.
On the first day of the month, sunrise is at 05:53 and sunset at 18:21. On the last day of September, sunrise is at 05:57 and sunset at 17:57 AST.
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FAQ

What is the temperature in September in Saint John's?

In Saint John's, Antigua and Barbuda, in September, the average high-temperature is 31.1°C (88°F), and the average low-temperature is 25°C (77°F).

How many days does it rain in September in Saint John's?

In Saint John's, Antigua and Barbuda, during September, the rain falls for 12 days and regularly aggregates up to 132mm (5.2") of precipitation.

What is the average length of the day in September in Saint John's?

In Saint John's, the average day length in September is 12h and 14min.

When is the sunrise / sunset in September in Saint John's?

In September, on the first day of the month, sunrise is at 05:53 and sunset at 18:21. On the last day of the month, sunrise is at 05:57 and sunset at 17:57 AST.

Average temperature in September
Saint John's, Antigua and Barbuda

Average temperature in September - Saint John
  • Average high temperature in September: 31.1°C

The warmest month (with the highest average high temperature) is August (31.2°C).
The month with the lowest average high temperature is January (28.3°C).

  • Average low temperature in September: 25°C

The month with the highest average low temperature is August (25.5°C).
The coldest month (with the lowest average low temperature) is February (22.2°C).

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Average rainfall in September
Saint John's, Antigua and Barbuda

Average rainfall in September - Saint John
  • Average rainfall in September: 131.6mm

The wettest month (with the highest rainfall) is October (142.2mm).
The driest month (with the least rainfall) is February (44.9mm).

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Average rainfall days in September
Saint John's, Antigua and Barbuda

Average rainfall days in September - Saint John
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is October (12.9 days).
The month with the least rainy days is April (7.2 days).

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Average daylight in September
Saint John's, Antigua and Barbuda

Average daylight in September - Saint John
  • Average daylight in September: 12h and 14min

The month with the longest days is June (Average daylight: 13h and 8min).
The month with the shortest days is December (Average daylight: 11h and 8min).

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