Antigua · August
Low seasonAntigua · 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 | 28° (82°)26– (79–)29 (84) | 28° (82°)26– (79–)29 (84) | 29° (84°)26– (79–)30 (86) | 29° (84°)26– (79–)31 (88) | 30° (86°)27– (81–)31 (88) | 31° (88°)28– (82–)31 (88) | 31° (88°)29– (84–)31 (88) | 31° (88°)29– (84–)32 (90) | 31° (88°)28– (82–)32 (90) | 31° (88°)28– (82–)32 (90) | 30° (86°)28– (82–)31 (88) | 29° (84°)27– (81–)29 (84) |
Ø night, range from coldest to warmest nightØ nightrange | 24° (75°)21– (70–)25 (77) | 23° (73°)20– (68–)25 (77) | 24° (75°)21– (70–)25 (77) | 24° (75°)22– (72–)26 (79) | 25° (77°)22– (72–)27 (81) | 26° (79°)23– (73–)27 (81) | 27° (81°)23– (73–)28 (82) | 27° (81°)23– (73–)28 (82) | 26° (79°)23– (73–)28 (82) | 26° (79°)22– (72–)27 (81) | 25° (77°)22– (72–)27 (81) | 24° (75°)21– (70–)26 (79) |
☀️Sunshine | 9h UV 7 | 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°) | 27° (81°) | 28° (82°) | 29° (84°) | 29° (84°) | 29° (84°) | 30° (86°) | 29° (84°) | 29° (84°) | 28° (82°) |
🌧Rain Days | 7d72mm (2.8") | 5d32mm (1.3") | 4d39mm (1.5") | 5d60mm (2.4") | 7d104mm (4.1") | 7d98mm (3.8") | 9d111mm (4.4") | 9d114mm (4.5") | 11d136mm (5.4") | 10d139mm (5.5") | 9d145mm (5.7") | 9d95mm (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.
August in Antigua is generally manageable, but with 9 rain days it's not a reliably sunny month. Better conditions can be found in January, February, March, April, May, and June.
Daytime highs reach 31°C (88°F) with a daily average of 29°C (84°F) — nights stay warm at 27°C (81°F). Peaks reach around 32°C (90°F), the coldest nights around 23°C (73°F). The sun shines an average of 9 hours per day; there are 9 rain days with 114 mm (4.5 in) total. The water is a warm 29°C (84°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.
Summer in Antigua is hot and humid, with highs around 30°C (86°F) and the sea at 29°C (84°F). Rain falls in heavy showers, and during the hurricane season some hotels and restaurants close for weeks. The beaches belong almost entirely to locals and a handful of visitors.
Events & Festivals
- Antigua Carnivallate July to the first Tuesday in August
Eleven days of soca, steelpan and costume parades in St. John's. It closes with J'ouvert at dawn on the first Monday in August and the grand Parade of Bands the following Tuesday, both public holidays.
Packing list for Antigua in August
- 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 August a good time to visit Antigua?
- August is not an optimal month for Antigua (Score: 69/100), but it is manageable. For better conditions, consider January, February, March, April, May, and June.
- How warm is it in Antigua in August?
- In August, Antigua sees daily highs of 31°C (88°F). Nights cool to 27°C (81°F), with a daily average of 29°C (84°F). Peaks reach around 32°C (90°F), the coldest nights around 23°C (73°F).
- How much rain falls in Antigua in August?
- In August, Antigua receives an average of 114 mm (4.5 in) of rain over 9 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Antigua get in August?
- Antigua averages 9 sunshine hours per day in August — close to the annual average.
- How warm is the water in Antigua in August?
- Water temperature in Antigua in August averages 29°C (84°F) — ideal for swimming and snorkelling.
