Antigua and Barbuda (Antigua Island)
September
Weather in Antigua and Barbuda for September 2026
Your guide to Antigua and Barbuda weather in September - trends and predictions
Until now, September 2026 in Antigua and Barbuda has been nearly identical to the historical average, with a temperature of 29.2 °C (showing only a slight deviation of 0 °C).
The forecast for the next days in Antigua and Barbuda predicts temperatures to be around 29 °C, close to the historical average.
In general, the average temperature in Antigua and Barbuda at the beginning of September is 29 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 29.3 °C by the end of September.
Antigua and Barbuda experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 100.1 mm.
Temperatures
Rain 🌧️
4
Dry days
26
Rainy days
0
Snow days
29°/28°
Temperatures
25 km/h
Avg max wind
74 %
Avg humidity
Antigua and Barbuda Weather September
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What’s the Weather Like in Antigua and Barbuda This September?
Discover the average temperatures and weather trends across Antigua and Barbuda’s cities this September.
Temperatures trend during September in Antigua and Barbuda
See the weather trend as well as the moving average line
September weather in Antigua and Barbuda day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 29° /27° | 1.8 mm | 5 | |
| 2 Sept. | Light rain shower | 29° /27° | 3.5 mm | 5 | |
| 3 Sept. | Light rain shower | 29° /27° | 1.7 mm | 7 | |
| 4 Sept. | Light rain shower | 29° /28° | 1 mm | 5 | |
| 5 Sept. | Patchy rain possible | 29° /27° | 1.7 mm | 5 | |
| 6 Sept. |  Moderate or heavy rain with thunder | 29° /28° | 6.1 mm | 6 | |
| 7 Sept. | Light rain shower | 29° /27° | 2.9 mm | 5 | |
| 8 Sept. | Patchy rain possible | 29° /27° | 3.4 mm | 5 | |
| 9 Sept. | Light rain shower | 29° /27° | 3.9 mm | 6 | |
| 10 Sept. | Light rain shower | 29° /27° | 7.3 mm | 6 | |
| 11 Sept. |  Patchy light drizzle | 30° /27° | 0.9 mm | 5 | |
| 12 Sept. | Patchy rain possible | 29° /27° | 0.7 mm | 7 | |
| 13 Sept. | Patchy rain possible | 29° /26° | 4.9 mm | 5 | |
| 14 Sept. | Patchy rain possible | 30° /27° | 1 mm | 5 | |
| 15 Sept. | Patchy rain possible | 30° /27° | 2.6 mm | 5 | |
| 16 Sept. | Patchy rain possible | 29° /27° | 6.8 mm | 5 | |
| 17 Sept. |  Partly cloudy | 29° /27° | 3.9 mm | 5 | |
| 18 Sept. | Patchy rain possible | 29° /27° | 1 mm | 5 | |
| 19 Sept. | Patchy rain possible | 29° /27° | 1.7 mm | 6 | |
| 20 Sept. | Patchy rain possible | 29° /27° | 0.5 mm | 6 | |
| 21 Sept. | Patchy rain possible | 30° /27° | 1 mm | 8 | |
| 22 Sept. | Patchy rain possible | 29° /27° | 1.1 mm | 5 | |
| 23 Sept. | Patchy rain possible | 29° /27° | 5.4 mm | 6 | |
| 24 Sept. | Patchy rain possible | 29° /26° | 2.6 mm | 8 | |
| 25 Sept. | Light rain shower | 30° /27° | 2.7 mm | 5 | |
| 26 Sept. | Light rain shower | 29° /27° | 10.9 mm | 6 | |
| 27 Sept. |  Sunny | 29° /28° | 3.9 mm | 11.1 | |
| 28 Sept. | Sunny | 30° /28° | 0.4 mm | 11.4 | |
| 29 Sept. | Patchy rain possible | 29° /28° | 1.1 mm | 11.5 | |
| 30 Sept. | Patchy rain possible | 29° /27° | 2.6 mm | 11.2 | |
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Important Notice
Our weather forecast for Antigua and Barbuda in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Antigua and Barbuda forecast closer to your planned date for the most up-to-date weather information.
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Antigua and Barbuda in September - FAQ
What are the expected maximum and minimum temperatures in Antigua and Barbuda during September?
During September, expect a variety of temperatures with highs around 29° and lows near 28°, suitable for diverse activities and preferences.
How much rainfall should be expected in Antigua and Barbuda during September?
Significant rainfall exceeding 100.1 mm is expected in Antigua and Barbuda during September, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Antigua and Barbuda during September?
The average wind speed in Antigua and Barbuda during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Antigua and Barbuda
Explore the daily rainfall trends and prepare for Antigua and Barbudas September weather 💧
Typically, Antigua and Barbuda has 26 rainy days in September with a total of 100.1 mm of rainfall.
UV exposure in Antigua and Barbuda during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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