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Cups to Grams — Water Converter

Convert Water between Cups and Grams with kitchen-accurate precision.

US standard cup
Water weight
CupsGrams

Common questions

How many Grams are in a cup of Water?

One cup of Water is approximately 237 Grams, based on standard density measurements.

Does the conversion change if the Water is melted or solid?

Water is the reference liquid for volume-to-weight conversion — 1 cup is defined as almost exactly 237g at room temperature.

Is this conversion the same in every country?

Cup measurements vary slightly between US, UK, and metric cup standards. This converter uses the US standard cup (240ml).