# Warm Nights & High Yields of Corn: Oil & Water? (Purdue University)

> Purdue agronomist Bob Nielsen addresses whether warm nights during the grain fill period harm corn yields. He explains that higher maintenance respiration does not necessarily reduce kernel growth, and that high yields can coexist with warm temperatures.

- Date: 2018-08-15 · published 2018-08-15T12:00:00.000Z
- Category: weather · region US · magnitude low
- Page: https://feedsoft.ai/events/63399-warm-nights-and-high-yields-of-corn-oil-and-water-purdue-university
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md)

## Why it matters

The analysis suggests warm nights are not a clear threat to yields, so it does little to change the bearish-to-neutral corn supply outlook.

## Read by commodity

- CORN: neutral

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2024-06-20 | [Early Season Hot Spells and Corn Grain Yield Potential  (Purdue University)](https://feedsoft.ai/events/13175-early-season-hot-spells-and-corn-grain-yield-potential-purdue-university.md) | -6.0% | -9.5% |
| CORN | 2018-09-27 | [Spotty Corn and Soybean Yields \| Red River Farm Network](https://feedsoft.ai/events/62878-spotty-corn-and-soybean-yields-red-river-farm-network.md) | -0.5% | -0.3% |
| CORN | 2022-07-27 | [Early Look at Corn Yield Prospects Shows High Variability](https://feedsoft.ai/events/13346-early-look-at-corn-yield-prospects-shows-high-variability.md) | +3.1% | +5.3% |
| CORN | 2022-01-12 | [Drought Took the Top End Off Corn and Soybean Yields \| Red River Farm Network](https://feedsoft.ai/events/13390-drought-took-the-top-end-off-corn-and-soybean-yields-red-river-farm-network.md) | -2.6% | +3.6% |
| CORN | 2023-02-01 | [Contrasting impacts of dry versus humid heat on US corn and soybean yields](https://feedsoft.ai/events/13304-contrasting-impacts-of-dry-versus-humid-heat-on-us-corn-and-soybean-yields.md) | +1.2% | -4.9% |

## Sources

- agry.purdue.edu: https://agry.purdue.edu/Ext/corn/news/timeless/WarmNights.html

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