# Global Seasonal Climate Update for September-October-November 2025

> The WMO's seasonal update for September-November 2025 says sea-surface temperatures are forecast to decline in the Niño 3.4 region, with a potential weak La Niña emerging. The Indian Ocean Dipole is projected to shift toward a negative phase.

- Date: 2025-08-25 · published 2025-08-25T12:00:00.000Z
- Category: weather · region Global · magnitude low
- Page: https://feedsoft.ai/events/23241-global-seasonal-climate-update-for-september-october-november-2025
- Commodities: [Soybeans](https://feedsoft.ai/c/SOY.md), [Corn](https://feedsoft.ai/c/CORN.md)

## Why it matters

A weak La Niña during the austral spring can raise drought risk for Argentina and southern Brazil, supporting soybean and corn prices, while the US outlook is more benign.

## Read by commodity

- SOY: bullish ▲
- CORN: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| SOY | 2025-09-22 | [Global Seasonal Climate Update for October-November-December 2025](https://feedsoft.ai/events/22791-global-seasonal-climate-update-for-october-november-december-2025.md) | -1.1% | -0.6% |
| SOY | 2024-09-27 | [Global Seasonal Climate Update for October-November-December 2024](https://feedsoft.ai/events/28231-global-seasonal-climate-update-for-october-november-december-2024.md) | +0.5% | -4.3% |
| SOY | 2025-10-21 | [Global Seasonal Climate Update for November-December-January 2025-2026](https://feedsoft.ai/events/22313-global-seasonal-climate-update-for-november-december-january-2025-2026.md) | +3.4% | +12.2% |
| SOY | 2026-09-02 | [Global Seasonal Climate Update - Target season: September-October-November 2026 - World \| ReliefWeb](https://feedsoft.ai/events/17394-global-seasonal-climate-update-target-season-september-october-november-2026.md) | -0.9% | -1.1% |
| SOY | 2025-11-21 | [Global Seasonal Climate Update for December-January-February 2025/2026](https://feedsoft.ai/events/21853-global-seasonal-climate-update-for-december-january-february-2025-2026.md) | +1.4% | -6.5% |
| CORN | 2025-09-22 | [Global Seasonal Climate Update for October-November-December 2025](https://feedsoft.ai/events/22791-global-seasonal-climate-update-for-october-november-december-2025.md) | -0.4% | -1.1% |
| CORN | 2024-09-27 | [Global Seasonal Climate Update for October-November-December 2024](https://feedsoft.ai/events/28231-global-seasonal-climate-update-for-october-november-december-2024.md) | +2.2% | +1.0% |
| CORN | 2025-10-21 | [Global Seasonal Climate Update for November-December-January 2025-2026](https://feedsoft.ai/events/22313-global-seasonal-climate-update-for-november-december-january-2025-2026.md) | +1.0% | +4.0% |

## Sources

- public.wmo.int: https://public.wmo.int/media/update/global-seasonal-climate-update-september-october-november-2025

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