Weather in Antigua og Barbuda in september
Country-wide climate normals across 15 cities in Antigua og Barbuda.
How Hot Is Antigua og Barbuda in september?
Antigua og Barbuda sees consistently hot September weather — average highs of 29°C, average lows of 27°C, with minimal regional differences. Whether you're in Saint John’s or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Antigua og Barbuda in september
Dark, overcast days dominate Antigua og Barbuda in September — Saint John’s sees just 1.1h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In Antigua og Barbuda In september?
Antigua og Barbuda's September is wet across most regions: 126mm in Saint John’s across 20 days, with rain falling on most days of the month. Coastal and highland regions can see significantly more, while interior regions may stay slightly drier. Sunny stretches are brief and uncommon.
Is Antigua og Barbuda Humid In september?
Heavy oppressive humidity covers Antigua og Barbuda in September: 75% on average in Saint John’s, and similar saturating conditions exist nationwide. The air feels thick and heavy from sunrise to sundown, with little overnight respite. Coastal and tropical regions feel especially stifling.
Wind In Antigua og Barbuda In september
Antigua og Barbuda sees consistent breezes in September — averaging 25 kph in Saint John’s, with similar windy conditions across most regions. Coastal and exposed inland cities often see considerably more, especially in the afternoons. Wind-sensitive plans should factor this in.
Cloud Cover In Antigua og Barbuda In september
Heavy overcast covers Antigua og Barbuda in September: 77% cloud cover in Saint John’s, with similar grey conditions in most regions. Direct sun is rare, and the pattern is persistent across the country. Coastal and northern regions feel especially heavy.