Central America Pop. 423k Capital: Belmopan 5 articles · good coverage

Belize

Moderate impact · 5/10 Typically drier in El Niño years
What changed since 9 Oct 2026

Score moved 6 → 5 (high impact → moderate impact). “El Niño is strengthening over Belize — here's what it means for the rains, the grid and the harvest”

El Niño conditions have strengthened through 2026, with the ONI at +2.16 and Belize-specific reporting warning of growing drought risk and strain on the national grid. Measured temperatures for July–October ran +1.4°C above normal, while rainfall for the same window was near average (-1%) — but that window is Belize's dry season, so the real test is the coming rains, which articles expect to be below normal. Anticipatory action planning across Latin America and the Caribbean is underway, with agriculture, water and energy identified as the sectors most exposed.

Sources: [1][2][3] · AI-summarised from 5 articles
RAINFALL · LAST 90 DAYS
-1%

525 mm vs 530.8 mm normal

Measured rainfall for the July–October 2026 window was near average (-1% vs 1991–2020), but this period is Belize's climatological dry season, so the meaningful signal is the outlook for the coming rains, which articles expect to be below normal as El Niño strengthens.

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TEMPERATURE · LAST 90 DAYS
+1.4°C

27.98°C mean vs 26.61°C normal

Mean temperatures ran +1.4°C above normal for July–October 2026, consistent with the strengthening El Niño described in the articles.

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SIGNAL CHECK
Not yet visible

El Niño typically makes Belize drier. Observed rainfall is running -1% — too close to normal to call yet.

NASA POWER (MERRA-2) reanalysis, 9 Jul 2026 – 6 Oct 2026, sampled at the country centroid (17.3°, -88.8°). Normals are 1991–2020. How this is computed

When it matters

Agricultural calendar for Belize and where the El Niño impact window falls

JFMAMJJASOND
Peak El Niño impact
Primera
Postrera
Canícula
Primera harvest
Peak El Niño impactRainy seasonDry seasonHarvest Peak-impact window begins in 8 months. Dry Corridor crop failures (maize, beans).

Last 12 months vs normal

Observed monthly rainfall against the 1991–2020 climatology

050100150200Nov2025: 197.4 mm (normal 158.5 mm)NovDec2025: 195.7 mm (normal 114 mm)DecJan2026: 63.4 mm (normal 93.1 mm)JanFeb2026: 19.9 mm (normal 44.4 mm)FebMar2026: 171.3 mm (normal 37.2 mm)MarApr2026: 45.9 mm (normal 35.1 mm)AprMay2026: 70 mm (normal 100.5 mm)MayJun2026: 90.6 mm (normal 206 mm)JunJul2026: 105.2 mm (normal 149.7 mm)JulAug2026: 125.9 mm (normal 172.8 mm)AugSep2026: 166.2 mm (normal 199.6 mm)Sep
Observed monthly rain (mm) 1991–2020 normal

Sector by sector

Agriculture

Below-normal rains during the peak El Niño window could stress the Primera harvest and Postrera planting, with the Canícula period a particular concern for smallholders.

Water & flooding

Drought risk is growing according to Belize-specific reporting, with reservoirs and rural water supplies likely to come under pressure if the coming rains underperform.

Health

Above-normal heat (+1.4°C measured) raises heat-stress risk, while drier conditions could affect water quality and nutrition as harvests come under pressure.

Energy

BEL is preparing for possible El Niño energy strain, as lower reservoir levels and higher cooling demand could tighten the grid.

Fisheries

Warmer coastal waters and altered rainfall runoff may shift fish stocks and affect coastal livelihoods, though articles give no Belize-specific fisheries figures.

What happened last time

Past El Niño episodes and how Belize responded. See the full ENSO timeline →

2023-24

El Niño conditions contributed to below-normal rainfall and drought concerns in Belize, with anticipatory action planning highlighted across the region.

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2015-16

A strong El Niño contributed to drought conditions across Belize, stressing agriculture and prompting water conservation measures.

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1997-98

One of the strongest El Niño events on record brought severe drought to Central America, with Belize experiencing significant crop losses and water shortages.

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