Daily brief · South Korea
Record from Aug 21, 2026. Back to current conditions

Seoul Aug 21, 2026

Review recorded on Aug 31, 2026, 6:40 AM UTC.

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

A heavy rain day could hit

low

A single day could bring around 24.7mm of rain on 2026-08-21 — close to the local heavy-rain reference for this time of year (around 43.4mm in a day). Construction, drainage, and outdoor events should review schedules.

Reading evidence

Valid until Aug 26, 2026, 6:02 PM UTC.

Source: Open-Meteo.

Samples: 135.

outdoor events · drainage operators · agriculture · fishing

Water conditions are improving

active

Around 130mm of rain has fallen over the past 14 days — above the 20.1mm typical for this period. A healthier water balance is restoring across this area.

Reading evidence

Valid until Aug 26, 2026, 6:02 PM UTC.

Source: Open-Meteo.

Samples: 122.

hydro operators · agriculture · reservoir ops · fishing

Rainfall is trending above the usual

medium

Around 45.7mm of rain may fall in the next 48 hours — above the 2.9mm typical for this period. Field access, drying, and outdoor logistics may be affected.

Reading evidence

Valid until Aug 23, 2026, 6:02 PM UTC.

Source: Open-Meteo.

Historical reference window: 10 requested years.

Historical reference window: ±7 calendar days.

Samples: 134.

farmers · tourism · logistics · fishing

Recorded daily weather · Open-Meteo

Rain 12 mmMax 25.2 °CMin 22.6 °CGusts 29.2 km/h

Comparison unavailable for this edition.

What people were seeing · community field reports

No field observations were posted for this place on Aug 21, 2026.