Costa Rica in October
October is Costa Rica's weakest month (rank 12 of 12): its 10 destinations average 54/100, led by Puerto Viejo at 60 — 34°C and 30 rainy days — while Monteverde is cooler at 26°C and scores 58.
#12 of 12 months for Costa Rica · 10 destinations · updated September 2026 · climate normals from ERA5 reanalysis
🇨🇷 Costa Rica, month by month
54/100 in OctoberWhere in Costa Rica in October
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means October is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.
What's on in Costa Rica in October
- Arribada at Ostional · Nosara · 1 Jul – 31 Dec (usually)
- Humpback whales · Jacó · 15 Jul – 15 Nov (usually)
- Olive ridley nesting · Jacó · 15 Aug – 15 Dec (usually)
- Green turtle nesting · Tortuguero · 1 Jul – 31 Oct
- Raptor migration over Kèköldi · Puerto Viejo · 15 Sep – 15 Nov (usually)
- Limón Carnival · Puerto Viejo · 5–20 Oct (usually)
- Dia de la Mascarada · San José · 31 Oct
- Leatherback nesting at Las Baulas · Tamarindo · 20 Oct – 15 Feb