How much rain did Alton, IL get in the last 24 hours?

Alton, IL received 0.01" of rain over the last 24 hours, measured by Precip's radar-based virtual rain gauge and updated hourly.

When did it last rain in Alton, IL?

The most recent rain event in Alton, IL ended 5 days ago, dropping 1.17" of rain.

How are rainfall totals for Alton, IL measured?

Precip combines Doppler radar, satellite imagery, and ground station data with AI to estimate rainfall for any point — a virtual rain gauge for Alton, IL accurate to roughly 800 meters and updated every hour.

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Rain Today in Alton, IL: How Much Rain Fell — Last 24 Hour Rainfall Totals

Live rain totals, recent event history, and a virtual rain gauge map for Alton, IL — updated hourly

Precip measured 0.01" in Alton, IL over the last 24 hours

Get rain totals for all your exact spots, automatically Free account. Save every spot and see the latest rain the moment you open Precip, with an optional morning email after it rains.

Most recent rain event: 1.17" 5 days ago Sep 21, 3:00 AM - 9:00 AM UTC
Last 24 hours: 0.01"
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Virtual Rain Gauge Map

Rainfall Totals vs Normals (30 Year Average)

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Rain Forecast for Alton, IL

Will it rain in Alton, IL? Next 24 hours

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