September weather forecast and climate
Falmouth, Antigua and Barbuda

What is the warmest month in Falmouth?

Warmest months in Falmouth are July through September, with an average high-temperature of 31°C (87.8°F).

What is the temperature in September in Falmouth?

The average high-temperature, in September, is 31°C (87.8°F), while the average low-temperature is 25°C (77°F).

How much does it rain in Falmouth in September?

In Falmouth, Antigua and Barbuda, during September, the rain falls for 16 days and regularly aggregates up to 140mm (5.5") of precipitation.

What is the rainiest month in Falmouth?

The month with the most rainfall in Falmouth, Antigua and Barbuda, is September when the rain falls for 16 days and typically aggregates up to 140mm (5.5") of precipitation.

When is the sea warmest in Falmouth?

September is the month with the warmest seawater in Falmouth, Antigua and Barbuda, with an average sea temperature of 29.3°C (84.7°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 warm is the water in September in Falmouth?

In September, in Falmouth, the average sea temperature is 29.3°C (84.7°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.
Average temperature in September - Falmouth, Antigua and Barbuda
  • Average high temperature in September: 31°C

Warmest months (with the highest average high temperature) are July, August and September (31°C).
Months with the lowest average high temperature are January and February (28°C).

  • Average low temperature in September: 25°C

Months with the highest average low temperature are June, July, August and September (25°C).
Coldest months (with the lowest average low temperature) are January, February and March (22°C).

Average rainfall in September - Falmouth, Antigua and Barbuda
  • Average rainfall in September: 140mm

The wettest month (with the highest rainfall) is September (140mm).
The driest month (with the lowest rainfall) is February (37mm).

Average rainfall days in September - Falmouth, Antigua and Barbuda
  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is October (20 days).
The month with the lowest number of rainy days is June (12 days).

Average sea temperature in September - Falmouth, Antigua and Barbuda
  • Average sea temperature in September: 29.3°C

The best month for swimming (with the highest average sea temperature) is September (29.3°C).
The coldest month (with the lowest average sea temperature) is February (26.3°C).

Average daylight in September / Average sunshine in September - Falmouth, Antigua and Barbuda
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 13.1h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in September: 7h

Months with most sunshine are January, February, March, April, May, June, July and August (Average sunshine: 8h).
Months with least sunshine are September, October, November and December (Average sunshine: 7).

Average UV index in September - Falmouth, Antigua and Barbuda
  • Average UV index in September: 12

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
Months with the lowest UV index are January and December (UV index 8).

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