How Ambient Humidity Affects Flour Weight and Dough Hydration
"Flour absorbs moisture directly from humid summer air. Learn how ambient humidity shifts your flour weight and how to compensate."
D
Dr. Marcus Vance, Culinary ScientistVerified Culinary Specialist
Wheat flour is hygroscopic—it readily absorbs water vapor from surrounding air. On a humid day, 1 cup of flour can weigh up to 5-8 grams more purely due to absorbed atmospheric moisture.
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125 grams
grams
Calculated Volume
1.00 cups
approx 1.00 cups
1 Cup3/41/21/4
Tablespoons16.0 tbsp
Teaspoons48.0 tsp
Ounces4.41 oz
💡 Measuring Advice:USDA
Spoon into measuring cup and level off with a straight knife edge.