Guadeloupe · September
Low seasonGuadeloupe · North America
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, range from coolest to warmest dayØ dayrange | 29° (84°)26– (79–)29 (84) | 29° (84°)26– (79–)30 (86) | 29° (84°)26– (79–)30 (86) | 30° (86°)27– (81–)31 (88) | 31° (88°)28– (82–)31 (88) | 31° (88°)28– (82–)32 (90) | 31° (88°)28– (82–)32 (90) | 32° (90°)29– (84–)32 (90) | 32° (90°)28– (82–)32 (90) | 31° (88°)28– (82–)32 (90) | 30° (86°)27– (81–)31 (88) | 29° (84°)27– (81–)30 (86) |
Ø night, range from coldest to warmest nightØ nightrange | 21° (70°)18– (64–)24 (75) | 22° (72°)18– (64–)23 (73) | 22° (72°)18– (64–)24 (75) | 23° (73°)19– (66–)25 (77) | 24° (75°)21– (70–)26 (79) | 25° (77°)22– (72–)27 (81) | 25° (77°)23– (73–)26 (79) | 25° (77°)23– (73–)27 (81) | 25° (77°)22– (72–)26 (79) | 24° (75°)21– (70–)26 (79) | 23° (73°)20– (68–)25 (77) | 22° (72°)18– (64–)24 (75) |
☀️Sunshine | 9h UV 8 | 9h UV 8 | 10h UV 9 | 10h UV 9 | 10h UV 9 | 10h UV 9 | 10h UV 9 | 9h UV 9 | 9h UV 9 | 9h UV 8 | 8h UV 7 | 9h UV 6 |
🌊Water Temp | 27° (81°) | 27° (81°) | 27° (81°) | 28° (82°) | 28° (82°) | 29° (84°) | 29° (84°) | 29° (84°) | 30° (86°) | 29° (84°) | 29° (84°) | 28° (82°) |
🌧Rain Days | 10d88mm (3.5") | 8d64mm (2.5") | 8d74mm (2.9") | 9d123mm (4.8") | 9d104mm (4.1") | 9d111mm (4.4") | 12d136mm (5.4") | 13d177mm (6.9") | 13d193mm (7.6") | 14d198mm (7.8") | 13d151mm (6.0") | 11d93mm (3.7") |
Best travel time current monthØ = average · small figures = range: coolest–warmest day / coldest–warmest nightClimate data 2005–2025 · Source: ERA5 + station data
Off-season — lowest travel prices with still acceptable climate.
September in Guadeloupe is generally manageable, but with 13 rain days it's not a reliably sunny month. Better conditions can be found in February and March.
Daytime highs average 32°C (90°F), cooling to 25°C (77°F) at night (daily average: 28°C (82°F)). The coldest nights drop to around 22°C (72°F). The sun shines an average of 9 hours per day; there are 13 rain days with 193 mm (7.6 in) total. The water is a warm 30°C (86°F) — perfect for snorkelling and swimming.
Sun protection, a hat, and plenty of water are essential at these temperatures. Plan activities for early morning or evening.
Heat, mugginess and heavy showers shape the late summer. Humidity rises above 80 per cent, rain falls on nearly every other day, and the hurricane season is at its peak. The islands of Les Saintes and Marie-Galante are quiet now, and some hotels and restaurants take a break.
Packing list for Guadeloupe in September
- Light summer clothes
- Swimwear and beach towel
- SPF 50 sunscreen
- Sunglasses
- Sun hat
- Light umbrella or rain poncho
- Insect repellent
- Travel first-aid kit
Frequently Asked Questions
- Is September a good time to visit Guadeloupe?
- September is not an optimal month for Guadeloupe (Score: 65/100), but it is manageable. For better conditions, consider February and March.
- How warm is it in Guadeloupe in September?
- In September, Guadeloupe sees daily highs of 32°C (90°F). Nights cool to 25°C (77°F), with a daily average of 28°C (82°F). The coldest nights drop to around 22°C (72°F).
- How much rain falls in Guadeloupe in September?
- In September, Guadeloupe receives an average of 193 mm (7.6 in) of rain over 13 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Guadeloupe get in September?
- Guadeloupe averages 9 sunshine hours per day in September — close to the annual average.
- How warm is the water in Guadeloupe in September?
- Water temperature in Guadeloupe in September averages 30°C (86°F) — ideal for swimming and snorkelling.
