Myanmar
Narrative updated. “A 'supersized' El Niño is forecast to persist into 2027, with Southeast Asia bracing for heat and water stress”
A 'supersized' El Niño is expected to persist into 2027, according to the UN, with Southeast Asia warned to brace for scorching heat and water shortages. Myanmar sits in the canonical drier-than-normal El Niño corridor, and articles flag substantial drought risk for vulnerable countries during the peak March–July window. Measured conditions for 9 July–6 October 2026 show rainfall 91% above normal and temperatures at 0.0°C versus average, but that window is Myanmar's climatological dry season, so the real test will be the coming southwest monsoon and hot-season rains.
527.1 mm vs 276.1 mm normal
Measured rainfall for 9 July–6 October 2026 was 91% above the 1991–2020 normal, but this window falls in Myanmar's climatological dry season (normally under 20 mm), so the outlook for the coming southwest monsoon rains remains the key concern.
24.71°C mean vs 24.72°C normal
Measured mean temperature for the same window was 0.0°C versus normal, even as articles warn of scorching heat and a 'Godzilla' El Niño across Southeast Asia.
El Niño typically makes Myanmar drier. Observed rainfall is running +91% — against the canonical response; local factors are dominating.
NASA POWER (MERRA-2) reanalysis, 9 Jul 2026 – 6 Oct 2026, sampled at the country centroid (22.0°, 98.0°). Normals are 1991–2020. How this is computed
When it matters
Agricultural calendar for Myanmar and where the El Niño impact window falls
Last 12 months vs normal
Observed monthly rainfall against the 1991–2020 climatology
Sector by sector
Wet-season rice planting and the main harvest are expected on schedule, but a drier hot season could stress dry-season crops and delay land preparation.
Reservoir and river levels are likely to come under pressure during the March–July peak, raising drought risk for irrigation and domestic supply.
Heat stress, waterborne disease and nutrition insecurity are expected to rise, with UN warnings of a growing global health threat as temperatures climb.
Lower hydropower output during the dry season may increase reliance on gas and imported fuel, with possible supply strain.
Warmer coastal waters and reduced inland flows could disrupt breeding and catch volumes, particularly in delta and riverine fisheries.
What happened last time
Past El Niño episodes and how Myanmar responded. See the full ENSO timeline →
2023-24
El Niño conditions exacerbated regional heat and rainfall deficits, with Myanmar among the vulnerable countries flagged for drought risk.
unsourced background2015-16
A powerful El Niño contributed to drought, water shortages and heat stress in Myanmar and the wider Mekong region.
unsourced background1997-98
One of the strongest El Niño events on record brought severe drought and crop losses across Southeast Asia, including Myanmar.
unsourced backgroundLatest coverage
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☀️🌡️ Southeast Asia braces for scorching heat, water crisis as "Godzilla" El Niño looms
'Supersized' El Niño to Persist into 2027, Myanmar Braces for Drier Hot Season and Water Stress
A 'supersized' El Niño is expected to persist into 2027, according to the UN, with Southeast Asia warned to brace for scorching heat and water shortages. Myanmar sits in the canonical drier-than-norma
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Nearby
Neighbouring countries