# Rainfall Totals in Alton, IL 62002

As of 2026-11-05T03:56:37.187Z, **Alton, IL 62002** received **0.00" of rain** in the last 24 hours, **0.75"** over the past 7 days, and **34.07"** in 2026 year-to-date (30-year normal to date: 36.69", 7.1% below average). The most recent rain event ended 23 hours ago (2026-11-04T04:00:00+0000), dropping 0.74" of rain.

> **Note on local variation:** These totals are measured at the center of Alton, IL 62002 (38.9402, -90.1280). Because thunderstorms often vary by 1"+ across a few miles, [pin your exact address, yard, or field in the free Precip app](https://app.precip.ai/locations/coords?lng=-90.127996&lat=38.940156&locationName=Alton%2C+IL+62002&save=true&src=md_rain_report) for exact point totals, or [check the next-hour rain nowcast and 10-day forecast for Alton, IL 62002](https://app.precip.ai/home?lng=-90.127996&lat=38.940156&locationName=Alton%2C+IL+62002&src=md_rain_forecast).

| Period | Rainfall | 30-Year Normal | vs. Normal |
| --- | --- | --- | --- |
| Last 24 hours | 0.00" | — | — |
| Full day (Wed, Nov 4) | 0.00" | — | — |
| Past 7 days | 0.75" | — | — |
| November 2026 (to date) | 0.75" | 0.48" | +0.27" (+56%) |
| 2026 year to date | 34.07" | 36.69" | −2.61" (7.1% below average) |
| Most recent rain (23 hours ago) | 0.74" | — | — |

## Daily Rainfall — Past 7 Days

Each precipitation day runs 24 hours from 12:00 UTC to 12:00 UTC.

| Date | ISO Date | Rainfall |
| --- | --- | --- | --- |
| Wednesday, Nov 4 | 2026-11-04 | 0.00" |
| Tuesday, Nov 3 | 2026-11-03 | 0.74" |
| Monday, Nov 2 | 2026-11-02 | 0.00" |
| Sunday, Nov 1 | 2026-11-01 | 0.02" |
| Saturday, Oct 31 | 2026-10-31 | 0.00" |
| Friday, Oct 30 | 2026-10-30 | 0.00" |
| Thursday, Oct 29 | 2026-10-29 | 0.00" |

## Monthly Rainfall — 2026 vs. 30-Year Normal

| Month | Observed | Normal to Date | vs. Normal | Full Month Normal |
| --- | --- | --- | --- | --- |
| January 2026 | 1.17" | 2.56" | −1.39" (−54%) | 2.56" |
| February 2026 | 1.42" | 2.26" | −0.85" (−37%) | 2.26" |
| March 2026 | 5.41" | 3.31" | +2.11" (+64%) | 3.31" |
| April 2026 | 5.89" | 4.68" | +1.21" (+26%) | 4.68" |
| May 2026 | 3.72" | 5.07" | −1.35" (−27%) | 5.07" |
| June 2026 | 4.58" | 4.27" | +0.31" (+7%) | 4.27" |
| July 2026 | 7.15" | 3.96" | +3.18" (+80%) | 3.96" |
| August 2026 | 1.77" | 3.58" | −1.82" (−51%) | 3.58" |
| September 2026 | 0.89" | 3.25" | −2.37" (−73%) | 3.25" |
| October 2026 | 1.33" | 3.26" | −1.93" (−59%) | 3.26" |
| November 2026 (to date) | 0.75" | 0.48" | +0.27" (+56%) | 3.46" |

## Track Alton, IL 62002 in the Free Precip App

This summary covers standard periods at the center of Alton, IL 62002. Open [Alton, IL 62002 in the Precip app](https://app.precip.ai/locations/coords?lng=-90.127996&lat=38.940156&locationName=Alton%2C+IL+62002&save=true&src=md_rain_report) (iOS, Android, and Web — rated 4.8/5 from 10463+ reviews) for:

- **Exact-coordinate virtual rain gauge:** [Drop a pin on any yard, field, or job site](https://app.precip.ai/locations/coords?lng=-90.127996&lat=38.940156&locationName=Alton%2C+IL+62002&save=true&src=md_rain_report) at ~800 m resolution with no physical hardware.
- **Hour-by-hour storm timeline & multi-year archive:** See exact start/stop times, peak hourly intensity, and custom date ranges back to 2015.
- **Automatic rain alerts & morning email reports:** Get a free morning rainfall summary after it rains, Lock Screen Live Activity timed to the first drop in the next 60 minutes, or custom threshold alerts (e.g. `> 0.50" in 24h`).
- **Benchmarked #1 forecast for Alton, IL 62002:** [View the 60-minute AI rain nowcast and 10-day hourly forecast](https://app.precip.ai/home?lng=-90.127996&lat=38.940156&locationName=Alton%2C+IL+62002&src=md_rain_forecast) — ranked #1 against Apple Weather, Google Weather, and ECMWF in live NOAA station tests.
- **Download on iPhone or Android:** [Install the Precip mobile app](https://link.precip.ai/app?utm_source=markdown&utm_medium=llm&src=md_rain_report) or open on the web at https://app.precip.ai/locations/coords?lng=-90.127996&lat=38.940156&locationName=Alton%2C+IL+62002&save=true&src=md_rain_report.

## About This Data

- **Location:** Alton, IL 62002 (38.9402, -90.1280).
- **Source:** [Precip](https://precip.ai) combines 180+ Doppler radar stations, satellite imagery, and quality-controlled rain gauges with machine learning to measure precipitation at ~800 m (0.5 mile) resolution, updated hourly.
- **Normals:** 30-year PRISM climate normals for the matching period.
- **Interactive map & full report:** https://precip.ai/rainfall-totals/zipcode/62002
- **Snowfall report (Markdown):** https://precip.ai/snow-totals/zipcode/62002.md
- **Use Precip in ChatGPT, Claude, or Cursor (MCP):** Connect your free Precip account via the remote MCP server at `https://api.precip.ai/mcp` ([setup guide](https://api-docs.precip.ai/mcp)) to query saved locations and custom date ranges directly inside your AI assistant, or use the [Precip Weather REST API](https://precip.ai/developers).