Weather in Kostarika in září
Country-wide climate normals across 15 cities in Kostarika.
How Hot Is Kostarika in září?
Uniform warmth covers Kostarika in September: highs near 26°C across all cities.
Sunshine in Kostarika in září
Limited sunshine and short daylight define Kostarika's September: Limón averages just 0.6h of direct sun, with the sun up between 5:20 am and 5:30 pm. The grey, overcast pattern is consistent across most of the country, with little regional variation in cloud cover.
Does It Rain In Kostarika In září?
Heavy seasonal rains saturate Kostarika in September — Limón averages 470mm of rain across 29 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 Kostarika Humid In září?
Kostarika is enveloped in tropical-thick humidity through September: Limón averages 87%, and most of the country tracks similarly. The constant moisture makes warm temperatures feel substantially hotter, and even nights bring limited cooling. Light cotton clothing is essential.
Wind In Kostarika In září
Winds are light across Kostarika in September — averaging 8 kph in Limón, with mostly still air across the country. Outdoor activity is comfortable; sailing and similar wind-dependent sports may struggle. The pattern is consistent in most regions.
Cloud Cover In Kostarika In září
Heavy overcast covers Kostarika in September: 80% cloud cover in Limón, 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.