# 2025: Year of Extreme Weather, Corn Disease and Worry in Illinois | Illinois Soybean Association

> Illinois experienced an erratic 2025 planting season, with wind, heavy rain in the south, and late planting that pushed some acres into June. Cool, wet conditions also caused poor soybean germination, crusting, and replanting, and cutworm pressure was high.

- Date: 2025-11-03 · published 2025-11-03T12:00:00.000Z
- Category: weather · region US · magnitude low
- Page: https://feedsoft.ai/events/13039-2025-year-of-extreme-weather-corn-disease-and-worry-in-illinois-illinois
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md), [Soybeans](https://feedsoft.ai/c/SOY.md)

## Why it matters

Late planting, replants and lower final stands in Illinois suggest weaker local yield potential for corn and soybeans, which is a modest supportive factor for prices.

## Read by commodity

- SOY: neutral
- CORN: neutral

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2023-02-17 | [High Yield with Less Rainfall: Corn and Soybean in Illinois in 2022 - farmdoc](https://feedsoft.ai/events/13296-high-yield-with-less-rainfall-corn-and-soybean-in-illinois-in-2022-farmdoc.md) | -1.6% | -4.3% |
| CORN | 2019-06-11 | [In-season weather data give reliable estimates of corn and soybean yields \| South Dakota Business](https://feedsoft.ai/events/58456-in-season-weather-data-give-reliable-estimates-of-corn-and-soybean-yields-south.md) | +6.2% | +3.2% |
| CORN | 2022-12-09 | [Corn and soybeans in 2022, a year in review – Ohio Ag Net \| Ohio's Country Journal](https://feedsoft.ai/events/13313-corn-and-soybeans-in-2022-a-year-in-review-ohio-ag-net-ohio-s-country-journal.md) | +1.9% | +2.9% |
| CORN | 2021-08-27 | [Potential Brazil corn and soybean production in 2021/22](https://feedsoft.ai/events/45432-potential-brazil-corn-and-soybean-production-in-2021-22.md) | -4.6% | -10.8% |
| CORN | 2026-02-24 | [Corn and soybean supply at risk: South America 2026 South America weather risk puts global corn and soybean supply on edge \| Kpler - Feb 24, 2026](https://feedsoft.ai/events/13808-corn-and-soybean-supply-at-risk-south-america-2026-south-america-weather-risk.md) | +1.5% | +7.0% |
| SOY | 2023-02-17 | [High Yield with Less Rainfall: Corn and Soybean in Illinois in 2022 - farmdoc](https://feedsoft.ai/events/13296-high-yield-with-less-rainfall-corn-and-soybean-in-illinois-in-2022-farmdoc.md) | +0.2% | -3.3% |
| SOY | 2019-06-11 | [In-season weather data give reliable estimates of corn and soybean yields \| South Dakota Business](https://feedsoft.ai/events/58456-in-season-weather-data-give-reliable-estimates-of-corn-and-soybean-yields-south.md) | +6.3% | +2.8% |
| SOY | 2021-08-27 | [Potential Brazil corn and soybean production in 2021/22](https://feedsoft.ai/events/45432-potential-brazil-corn-and-soybean-production-in-2021-22.md) | -6.5% | -6.0% |

## Sources

- ilsoy.org: https://www.ilsoy.org/by-association-2025-year-of-extreme-weather-corn-disease-and-worry-in-illinois/

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.