Daily brief · South Africa
Record from Aug 4, 2026. Back to current conditions

Johannesburg Aug 4, 2026

Review recorded on Aug 11, 2026, 6:41 AM UTC.

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

A heavy rain day could hit

extreme

A single day could bring around 37.7mm of rain on 2026-08-10 — above the local heavy-rain reference for this time of year (around 0.2mm in a day). Construction, drainage, and outdoor events should review schedules.

Reading evidence

Valid until Aug 9, 2026, 6:02 PM UTC.

Source: Open-Meteo.

Samples: 150.

construction · outdoor events · drainage operators · agriculture

Frost is possible this week

active

Lows could dip to about 0.8°C on 2026-08-11 — under the 2°C frost line that damages buds and tender leaves. Orchards, gardens, and tender crops may face damage.

Reading evidence

Valid until Aug 7, 2026, 6:02 PM UTC.

Source: Open-Meteo.

A dry stretch is forming

medium

6 dry days in a row could start 2026-08-04. A dry day here means 1mm of rain or less; the important number is the length of the run. Crops in flowering or fruit-set windows are most exposed.

Reading evidence

Valid until Aug 9, 2026, 6:02 PM UTC.

Source: Open-Meteo.

agriculture

A cold stretch is on the way

extreme

14 days in a row could stay below 15°C, starting 2026-08-04. Longer than this region usually sees at this time of year. Crops in flowering, livestock, and rooftop venues may be exposed.

Reading evidence

Valid until Aug 7, 2026, 6:02 PM UTC.

Source: Open-Meteo.

crop growers · outdoor hospitality

Recorded daily weather · Open-Meteo

Rain 0 mmMax 19 °CMin 6.1 °CGusts 28.1 km/h

Comparison unavailable for this edition.

What people were seeing · community field reports

No field observations were posted for this place on Aug 4, 2026.