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How to Grill Watermelon

How to grill watermelon on the BBQ. Cook at 220-250°C (425-480°F) for 2-3 minutes per side. Step-by-step guide with temperatures and tips for perfect results.

By Bill Ohaire | Published: April 2026 | Last Updated: April 2026

Colourful grilled vegetables on the barbecue

Photo by Askar Abayev on Pexels

Quick Answer

Grill watermelon at 220-250°C (425-480°F) for 2-3 minutes per side.

How to Grill Watermelon

Grilled watermelon concentrates the sweetness and adds a smoky depth. Serve with feta, mint, and balsamic glaze for a show-stopping salad. Pat dry before grilling to get better char.

Temperature

220-250°C (425-480°F)

Cook Time

2-3 minutes per side

Category

Grilled Fruit

Step-by-Step Instructions

  1. Prep: Cut into 2cm thick triangles or steaks, pat dry with paper towel.
  2. Preheat: Get your BBQ to 220-250°C (425-480°F). Clean and oil the grate to prevent sticking.
  3. Grill: Cook for 2-3 minutes per side.
  4. Check doneness: Distinct grill marks, slightly charred edges, surface water evaporated.
  5. Serve: Serve immediately for the best texture and flavour.

Tips for Perfect Results

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Frequently Asked Questions

How long do you grill watermelon?

Grill watermelon at 220-250°C (425-480°F) for 2-3 minutes per side. Distinct grill marks, slightly charred edges, surface water evaporated.

What temperature for grilled watermelon?

Grill watermelon at 220-250°C (425-480°F). Preheat the grill and oil the grate before cooking.

Related BBQ Guides

All Cooking Times BBQ Vegetables Guide

Sources & References

1
How to BBQ Right (YouTube)
Malcom Reed's side dish and grilled vegetable recipes.
Video
2
Serious Eats
The science of caramelisation — getting the best char on grilled vegetables.
Reference
3
Mad Scientist BBQ (YouTube)
Smoked vegetable experiments and creative BBQ sides.
Video
4
Weber Grill Skills
Weber Australia's vegetable grilling tips and recipes.
Manufacturer