Daily brief · Brazil
Record from Oct 12, 2026. Back to current conditions

São Paulo Oct 12, 2026

Review recorded on Oct 13, 2026, 6:40 AM UTC.

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

A heavy rain day could hit

high

A single day could bring around 22.7mm of rain on 2026-10-16 — above the local heavy-rain reference for this time of year (around 15.4mm in a day). This comparison adds historical context; it does not assess impacts on a specific activity.

Reading evidence

Reading calculated Oct 12, 2026, 6:02 PM UTC.

Valid until Oct 17, 2026, 12:03 AM UTC.

Source: Open-Meteo.

Forecast period: 2026-10-12 to 2026-10-18.

Forecast source: open-meteo.

Years with usable data: 10 of 10.

Historical dataset: era5.

Samples: 150.

Method: heavy-rain-percentile-max-v1-2026-09-22.

outdoor events · drainage operators · agriculture

A cold stretch is on the way

low

4 days in a row could stay below 15°C, starting 2026-10-18. Longer than this region usually sees at this time of year. Crops in flowering, livestock, and rooftop venues may be exposed.

Reading evidence

Reading calculated Oct 12, 2026, 6:02 PM UTC.

Valid until Oct 15, 2026, 12:03 AM UTC.

Source: Open-Meteo.

crop growers · outdoor hospitality

Water conditions are improving

active

Around 63.6mm of rain has fallen over the past 14 days — above the 32.3mm typical for this period. A healthier water balance is restoring across this area.

Reading evidence

Reading calculated Oct 12, 2026, 6:02 PM UTC.

Valid until Oct 17, 2026, 12:03 AM UTC.

Source: Open-Meteo.

Recent data period: Sep 23, 2026 to Oct 6, 2026.

Years with usable data: 10 of 10.

Historical dataset: era5.

Samples: 150.

Method: rolling-sum-v2-anchor-lookback-2026-09-21.

hydro operators · agriculture · reservoir ops

Rainfall is trending above the usual

medium

Around 16mm of rain may fall in the next 48 hours — above the 3mm typical for this period. Field access, drying, and outdoor logistics may be affected.

Reading evidence

Reading calculated Oct 12, 2026, 6:02 PM UTC.

Valid until Oct 14, 2026, 12:03 AM UTC.

Source: Open-Meteo.

Forecast period: 2026-10-12 to 2026-10-13.

Forecast source: open-meteo.

Historical reference window: 10 requested years.

Historical reference window: ±7 calendar days.

Years with usable data: 10 of 10.

Historical dataset: era5.

Samples: 150.

Method: rolling-sum-v2-anchor-lookback-2026-09-21.

farmers · tourism · logistics

Recorded daily weather · Open-Meteo

Rain 3 mmMax 24.8 °CMin 17.2 °CGusts 29.5 km/h

Comparison unavailable for this edition.

What people were seeing · community field reports

No field observations were posted for this place on Oct 12, 2026.