Weather in Guyane Française in mai
Country-wide climate normals across 15 cities in Guyane Française.
How Hot Is Guyane Française in mai?
Guyane Française sees consistently hot May weather — average highs of 28°C, average lows of 23°C, with minimal regional differences. Whether you're in Cayenne or one of the coastal cities, conditions feel broadly the same: hot, generally clear, with little night-time relief.
Sunshine in Guyane Française in mai
Guyane Française sees limited sun in May: just 0.6h a day in Cayenne, with heavy cloud cover common across most regions. Daylight runs from 6:15 am to 6:35 pm, but persistent grey skies and overcast stretches mean direct sunlight is genuinely scarce. Many days pass without any prolonged sunny spells.
Does It Rain In Guyane Française In mai?
Guyane Française is in the heart of its rainy season: Cayenne measures 632mm of rain across 30 days in May, and the pattern repeats across nearly all regions. Persistent heavy rain, occasional thunderstorms, and saturated air define the entire country's weather.
Is Guyane Française Humid In mai?
Saturated air defines Guyane Française's May: humidity at 89% in Cayenne, 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 Guyane Française In mai
Light breezes are typical across Guyane Française in May: 12 kph in Cayenne, 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 Guyane Française In mai
Guyane Française's May is dominated by overcast skies: Cayenne averages 80% cloud cover, with similar grey persistence across the country. Days feel dim and soft-lit, with little break in the cloud deck.