# How Many Calories Are in Watermelon?

URL: https://kibora.app/calories-in/watermelon/
Language: en
Page type: food calorie reference
Last Updated: 2026-08-05
Description: One cup of diced watermelon has about 47 calories. See watermelon calories by serving and weight, and calculate nutrition for your exact portion.
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## How Many Calories Are in Watermelon?

One cup of diced watermelon weighs around 152 g and contains about 47 calories.

Per 100 g, raw watermelon contains approximately 31 calories.

## Calories in watermelon by serving

Watermelon portions vary by how the fruit is cut, so calories depend mainly on the edible weight.

| Serving | Calories | Weight |
| --- | --- | --- |
| 1/2 cup, diced | 24 kcal | 76 g |
| 1 cup, diced | 47 kcal | 152 g |
| 1 cup, balls | 47 kcal | 152 g |
| 1 wedge | 89 kcal | 286 g |
| Per 100 g | 31 kcal | 100 g |

## Calculate calories for your watermelon

Weigh the red flesh you plan to eat without the rind, then enter the weight below.

Calculated from average nutrition values per 100 g. Actual watermelon naturally varies.

## One serving of watermelon is easy. A whole day gets harder.

Kibora helps you log meals quickly by photo, voice, barcode, text, or favorites, then puts calories and nutrition into the context of your whole day.

## How many calories should you eat per day?

Knowing that one cup of watermelon has about 47 calories is useful. Knowing how that fits into your own day is more useful.

## Nutrition data and methodology

Nutrition values are based on the Danish Frida Food Data database. Common watermelon serving weights are based on USDA FoodData Central.

Watermelons naturally differ in variety, ripeness, and water content, so nutrition values should be treated as practical estimates rather than exact measurements.

### Sources

[Frida Food Data: Watermelon, raw](https://frida.fooddata.dk/food/36?lang=en)

[USDA FoodData Central: Watermelon, raw](https://fdc.nal.usda.gov/food-details/167765/nutrients)

## Common questions about watermelon calories

### How many calories are in half a cup of watermelon?

Half a cup of diced watermelon weighs around 76 g and contains approximately 24 calories.

### How many calories are in 100 g of watermelon?

Raw watermelon contains approximately 31 calories per 100 g.

### How many calories are in one cup of watermelon?

One cup of diced watermelon weighs around 152 g and contains approximately 47 calories.

### How many calories are in a wedge of watermelon?

A watermelon wedge weighing around 286 g contains approximately 89 calories.

### Should I weigh watermelon with or without the rind?

For nutrition tracking, weigh only the edible red flesh. The values on this page do not include the rind.