Daily brief · Costa Rica

San José 2026-09-20

Verified against recorded weather

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

A heavy rain day could hit

high

A single day could bring around 41.8mm of rain on 2026-09-20 — above the local heavy-rain reference for this time of year (around 36.9mm in a day). Construction, drainage, and outdoor events should review schedules.

outdoor events · drainage operators · agriculture · lodging

Rainfall is trending above the usual

high

Around 63.6mm of rain may fall in the next 48 hours — above the 21.9mm typical for this period. Field access, drying, and outdoor logistics may be affected.

farmers · tourism · logistics · lodging

What the day recorded · Open-Meteo daily archive

Rain 7 mmMax 26.2 °CMin 19.6 °CGusts 38.2 km/h
Rainfall is trending above the usual: recorded 7 mm vs a local baseline of 21.9 mm — below 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 2026-09-20.