Caribbean Capital: Plymouth 2 articles · thin coverage

Montserrat

Minimal impact · 2/10 Typically drier in El Niño years
What changed since 9 Oct 2026

Narrative updated. “Very strong El Niño confirmed for 2026–27, with drier months likely ahead for Montserrat”

NOAA has confirmed that the 2026–27 El Niño crossed the threshold for "very strong" in measured Pacific Ocean data, with the agency also revising how it presents climate change in that measurement. For Montserrat, the canonical El Niño signal is drier than normal, and measured rainfall for 9 July–6 October 2026 came in about 31% below the 1991–2020 average, while mean temperatures ran about 0.8°C above normal. Because that window is the climatological dry season, the more meaningful concern is the outlook for the coming wet-season rains, which may be suppressed during the peak June–October El Niño period.

Sources: [1] · AI-summarised from 2 articles
RAINFALL · LAST 90 DAYS
-31%

229.3 mm vs 330.2 mm normal

Measured rainfall for 9 July–6 October 2026 ran about 31% below the 1991–2020 normal, consistent with the canonical drier-than-normal El Niño signal for Montserrat, though this window falls in the climatological dry season when totals are normally under 20 mm.

TEMPERATURE · LAST 90 DAYS
+0.8°C

28.98°C mean vs 28.22°C normal

Mean temperature for the same window was about 0.8°C above normal, in line with the warming typically associated with a very strong El Niño in the eastern Caribbean.

SIGNAL CHECK
Signal showing

El Niño typically makes Montserrat drier. Observed rainfall is running -31% — in line with the canonical response.

NASA POWER (MERRA-2) reanalysis, 9 Jul 2026 – 6 Oct 2026, sampled at the country centroid (16.8°, -62.2°). Normals are 1991–2020. How this is computed

When it matters

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

JFMAMJJASOND
Peak El Niño impact
Wet season
Dry season
Harvest
Peak El Niño impactRainy seasonDry seasonHarvest Now inside the peak-impact window. Drought, water rationing; fewer but not zero hurricanes.

Last 12 months vs normal

Observed monthly rainfall against the 1991–2020 climatology

020406080100120140Nov2025: 29.5 mm (normal 116.4 mm)NovDec2025: 20.8 mm (normal 66.1 mm)DecJan2026: 24.8 mm (normal 38.4 mm)JanFeb2026: 29.9 mm (normal 31.6 mm)FebMar2026: 42.7 mm (normal 32.2 mm)MarApr2026: 71.2 mm (normal 44.1 mm)AprMay2026: 22.2 mm (normal 81.4 mm)MayJun2026: 17.9 mm (normal 73.6 mm)JunJul2026: 32 mm (normal 90.9 mm)JulAug2026: 97.6 mm (normal 102.5 mm)AugSep2026: 81.7 mm (normal 130.6 mm)Sep
Observed monthly rain (mm) 1991–2020 normal

Sector by sector

Agriculture

Below-normal wet-season rainfall during the peak June–October El Niño period could stress rain-fed crops and reduce yields, though the harvest window of November–January is expected to remain on schedule.

Water & flooding

Drier-than-normal conditions may lower reservoir and catchment levels, increasing reliance on stored water and possibly prompting conservation measures if the wet season underperforms.

Health

Above-normal temperatures raise the risk of heat stress, while drier conditions can worsen air quality and increase waterborne and vector-borne disease risks if water storage becomes stagnant.

Energy

Reduced rainfall could lower water availability for any hydroelectric generation and increase demand for cooling, though Montserrat's grid is dominated by diesel generation.

Fisheries

Warmer-than-normal sea surface temperatures associated with a very strong El Niño may shift fish distributions and reduce nearshore catches, affecting local fishing livelihoods.

What happened last time

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

2023-24

A strong El Niño was associated with below-normal rainfall and warmer temperatures in the eastern Caribbean, affecting agriculture and water resources.

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2015-16

A very strong El Niño contributed to severe drought conditions in the Caribbean, reducing agricultural output and straining water supplies across the region.

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1997-98

One of the strongest El Niño events on record brought pronounced drought across the eastern Caribbean, with significant crop losses and water rationing in several islands.

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