Daily brief · Costa Rica

San José 2026-09-12

Verified against recorded weather

Weather-risk signals · signal engine (Open-Meteo)

A heavy rain day could hit

low

A single day could bring around 26.2mm of rain on 2026-09-15 — close to the local heavy-rain reference for this time of year (around 32.7mm in a day). Construction, drainage, and outdoor events should review schedules.

outdoor events · drainage operators · agriculture · lodging

Heat is building above the usual range

low

Daily highs may average around 26.1°C over the next week — above the 24.9°C typical for this time of year. Outdoor work, livestock, and crops in flowering can come under stress.

outdoor farmers · tourism · energy demand

What the day recorded · Open-Meteo daily archive

Rain 9.6 mmMax 27.6 °CMin 19.8 °CGusts 34.6 km/h

Heat is building above the usual range: recorded 27.6°C vs a local baseline of 24.9°C — above the local baseline

Directional single-day check: recorded daily values compared against the historical baseline each signal was measured from. Signals cover multi-day windows, so this is context, not a forecast grade.

What people were seeing · community field reports

No field observations were posted for this place on 2026-09-12.