South Africa
Narrative updated. “Strong El Niño points to a drier, hotter summer rainfall season — but early rains and grain stocks may soften the blow”
A strong El Niño is expected to bring below-normal summer rainfall and above-normal temperatures to South Africa's maize belt, with the peak impact projected for December to February. Measured conditions already show the dry-season window running about 1.6°C above normal, and preparedness alerts warn of drought and flood risks across Southern Africa. Earlier rains and healthy grain stocks offer some cushion for food prices, but the agricultural sector remains exposed if the rains underperform.
59.8 mm vs 19 mm normal — too little rain in this window for a % to mean anything
The July–October window is South Africa's climatological dry season, so no meaningful rainfall anomaly can be measured, but the articles warn that the coming November–March rains are likely to be below normal across the summer rainfall region under the strong El Niño.
News source16.4°C mean vs 14.82°C normal
Mean temperatures over the dry-season window ran about 1.6°C above normal, consistent with the hotter-than-usual conditions the articles associate with El Niño across the maize belt.
News sourcePlanting is expected to proceed on schedule in November–December, but early rains and existing grain stocks may only partly offset a drier, hotter peak El Niño period in December–February.
NASA POWER (MERRA-2) reanalysis, 9 Jul 2026 – 6 Oct 2026, sampled at the country centroid (-29.0°, 24.0°). Normals are 1991–2020. How this is computed
When it matters
Agricultural calendar for South Africa and where the El Niño impact window falls
Last 12 months vs normal
Observed monthly rainfall against the 1991–2020 climatology
Sector by sector
Below-normal summer rains and heat are expected to stress maize and other summer crops during the December–February peak, though early rains and grain stocks may limit the damage.
Drier-than-normal conditions in the summer rainfall region are likely to reduce dam inflows and pressure urban and irrigation supplies.
Heat stress, water scarcity and possible flood-related disease outbreaks are flagged as humanitarian risks, with nutrition concerns in vulnerable communities.
Hotter conditions are expected to lift cooling demand while lower dam levels could constrain hydropower and strain the grid.
Warmer ocean temperatures and altered currents associated with El Niño may shift fish stocks and disrupt small-scale and commercial catches along the coast.
What happened last time
Past El Niño episodes and how South Africa responded. See the full ENSO timeline →
2023-24
El Niño conditions contributed to a mid-summer drought across southern Africa that damaged maize and other staple crops.
unsourced background2015-16
A powerful El Niño contributed to widespread drought in South Africa, reducing maize harvests and pushing the country to import grain.
unsourced background1997-98
One of the strongest El Niño events on record brought severe drought to southern Africa, cutting maize output and driving up food prices across the region.
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