---
title: "Thermal Low over Northwest India: Monsoon Driver"
description: "The thermal low over northwest India is a summer low-pressure cell over the Thar Desert that draws in the southwest monsoon — a core UPSC GS1 geography topic."
url: "https://modeldiplomat.com/learn/glossary/thermal-low-northwest-india"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- The thermal low over northwest India is a seasonal low-pressure area that forms over the Thar Desert and adjoining plains during summer due to intense surface heating.
- Why does the thermal low over northwest India not produce rainfall itself?
- How is the thermal low related to the ITCZ and the Mascarene High?
- What is the difference between a thermal low and a monsoon depression?
- Does a stronger thermal low guarantee a stronger monsoon?

[Civil Service & Diplomatic Exams](https://modeldiplomat.com/learn/civil-services/glossary)Updated June 22, 2026

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Example

In June 2019, the India Meteorological Department reported a deeply entrenched thermal low over Rajasthan, with Churu recording 50.8°C, as the strengthened low-pressure cell drew the advancing southwest monsoon across the subcontinent.

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