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High Rainfall Forecast for Andorra la Vella

August 20, 2026 · wweather1 editorial · 1 min read

A high-severity rain event is forecast for Andorra la Vella on August 20, 2026, with expected precipitation exceeding the established threshold.

According to forecast data from wweather1.com, Andorra la Vella is set to experience significant rainfall on August 20, 2026. The automatic alert system recorded a projected precipitation value of 38.9 millimeters for the city.

This forecasted amount crosses the defined safety threshold of 30 millimeters for the area. The event has been classified with a high severity level based on the automated meteorological data.

Residents and visitors in Andorra la Vella are advised to monitor official weather updates as the date approaches. The system generated this alert automatically as part of ongoing forecast monitoring for the region.

Why it is dangerous and what to do

⚠️ Safety
• Monitor local weather updates and forecasts.
• Ensure gutters and drainage systems are clear.
• Exercise caution if traveling during heavy rain.
📊 The numbers, from wweather1 data
Andorra la Vella: now +21°, Overcast.
That is 1° above the September climate norm.
The record for this date is +29° (1966).
Three-day forecast: 8 September: +31°/+20° · 9 September: +21°/+12° · 10 September: +23°/+12°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates.

🌍 Weather in nearby cities

📰 Data source: wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.

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