Weather in Francoska Gvajana in december
Country-wide climate normals across 15 cities in Francoska Gvajana.
How Hot Is Francoska Gvajana in december?
Francoska Gvajana bakes evenly in December — highs around 29°C are typical from Kourou all the way to Grand-Santi, with very little regional variation. Lows sit around 23°C even overnight, and the country's small geographic footprint means there are no significant climate pockets. Expect uniform heat day and night.
Sunshine in Francoska Gvajana in december
Limited sunshine and short daylight define Francoska Gvajana's December: Cayenne averages just 0.6h of direct sun, with the sun up between 6:30 am and 6:20 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In Francoska Gvajana In december?
Heavy seasonal rains saturate Francoska Gvajana in December — Cayenne averages 366mm of rain across 28 days, with downpours an almost daily feature. The pattern is consistent across most regions, particularly along monsoon-affected coasts. Expect torrential afternoon storms followed by humid heat.
Is Francoska Gvajana Humid In december?
Heavy oppressive humidity covers Francoska Gvajana in December: 87% on average in Cayenne, 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 Francoska Gvajana In december
Gentle steady winds define Francoska Gvajana's December: Cayenne averages 12 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Francoska Gvajana In december
Francoska Gvajana's December 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.