Weather in Guinée-Bissau in août
Country-wide climate normals across 15 cities in Guinée-Bissau.
How Hot Is Guinée-Bissau in août?
Guinée-Bissau sees consistently hot August weather — average highs of 29°C, average lows of 24°C, with minimal regional differences. Whether you're in Bissau or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Guinée-Bissau in août
Persistent cloud and grey skies define Guinée-Bissau's August: about 0.7h of sun a day in Bissau. Daylight is in short supply too, running from 6:50 am to 7:20 pm, and most regions of the country see similar overcast conditions. Bright stretches are uncommon and brief.
Does It Rain In Guinée-Bissau In août?
Monsoon-like conditions dominate Guinée-Bissau's August: Bissau sees 591mm of rain across 29 days, similar nationwide. Heavy showers fall almost daily, often in dramatic afternoon downpours. Sunshine is brief between storms, and humidity stays high throughout the month.
Is Guinée-Bissau Humid In août?
Saturated air defines Guinée-Bissau's August: humidity at 86% in Bissau, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In Guinée-Bissau In août
Light breezes are typical across Guinée-Bissau in August: 15 kph in Bissau, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In Guinée-Bissau In août
Heavy overcast covers Guinée-Bissau in August: 80% cloud cover in Bissau, 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.