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Weather in Craigavon tomorrow

Tomorrow's forecast for Craigavon, Northern Ireland from every major model, so you can see whether they agree before you plan around it.

Tomorrow

Tomorrow in this area the models centre on about 17°. Model agreement is medium — likely, but keep a backup plan. Rain chance runs as high as 87% on at least one model.

Tomorrow

2026-07-31 — every model, side by side
Met OfficeUKMO model
17°
Light rain
High 17°·Low 10°·Rain
EuropeanECMWF
16°
Light drizzle
High 16°·Low 11°·Rain 65%
AmericanNOAA GFS
19°
Light drizzle
High 19°·Low ·Rain 87%

The models range from 16° to 19°. Treat the middle of that range as the likely outcome and keep a backup plan.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°17° to 18°±22%10% to 32% chance
Tomorrow±3°16° to 19°±22%65% to 87% chance
Sat±3°18° to 20°±2%8% to 10% chance
Sun±1°18° to 19°models agree29% to 29% chance
Mon±1°16° to 17°±15%29% to 44% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Common questions

Will it rain tomorrow?
At least one model puts the chance of rain as high as 87% tomorrow. When the models disagree on rain the shower is genuinely uncertain, which is exactly what a single blended percentage hides from you.
How accurate is a one-day forecast?
A one-day-ahead forecast is the most reliable one you will get — in our own testing, temperature error at 24 hours is well under half what it is at seven days. That is why tomorrow's forecast is worth trusting when the models agree, and worth questioning when they do not.

More for Craigavon