Diesel Price in Tamil Nadu Today
Diesel in 4 cities. Last updated 24 September 2026.
Cheapest in Tamil Nadu
per litre₹99.55
Chennai
Costliest in Tamil Nadu
per litre₹100.45
Coimbatore
Cheapest today is Chennai and costliest is Coimbatore — a spread of ₹0.90 per litre.
All Tamil Nadu cities
| City | Diesel (per litre) | Change |
|---|---|---|
| Chennai | ₹99.55 | 0.00% |
| Kanchipuram | ₹99.65 | 0.00% |
| Madurai | ₹100.34 | +0.04% |
| Coimbatore | ₹100.45 | 0.00% |
Frequently Asked Questions
What is the Diesel price in Tamil Nadu today?
We track 4 cities in Tamil Nadu on 24 September 2026. The lowest is Chennai at ₹99.55.
Why does the price differ between cities within Tamil Nadu?
State VAT is the same throughout Tamil Nadu, so the ₹0.90 gap between Chennai and Coimbatore is mostly freight from the supplying depot.
How often are Tamil Nadu rates updated?
Fuel prices are revised once a day at 6 AM and then hold for the rest of the day.