Pizza Dough Hydration: Choosing a Percentage for Your Setup

Hydration is the percentage of water relative to flour weight in your dough. It's the single variable with the most influence on how your dough handles and how your crust turns out, and it's not a matter of "higher is better." The right number depends on your oven, your flour, and how much handling experience you have.

The formula, and why it matters

Baker's percentages express every ingredient as a share of flour weight. Flour is always 100%.

Hydration % = (water weight / flour weight) x 100

This lets you scale any dough up or down and still know exactly what you're making. A 65% dough is 65% whether you're making one ball or twenty.

To go the other direction and figure out how much flour you need for a target dough ball weight:

flour = ball weight / (1 + hydration decimal + salt decimal)

Example: you want a 280g ball at 65% hydration and 2.5% salt. Flour = 280 / (1 + 0.65 + 0.025) = 280 / 1.675 = 167.2g of flour per ball. The pizza dough calculator does this math for any batch size instantly, including water and salt weights.

What hydration actually changes

Two things to notice. First, higher hydration doesn't automatically mean better pizza. It means a different texture and a harder dough to handle. Second, the "best oven range" column runs backward from what you'd expect: lower hydration pairs with the hottest ovens, because a stiffer, drier dough handles extreme heat without collapsing, while higher-hydration dough needs a cooler, longer bake to set properly before the structure gives out.

Choosing your number

If you're baking in a home oven (typically topping out around 500 to 550°F): Stay in the 60 to 65% range. Higher hydration dough wants a hotter, faster bake than a home oven can deliver, and you'll end up with a gummy or undercooked center instead of an open, airy crumb.

If you're baking in an Ooni, Gozney, or similar 800°F+ oven: 65 to 70% is the sweet spot for most home bakers. You get a noticeably more open crumb than 60%, without the handling difficulty of 70%+ dough.

If you're newer to shaping dough: Start at the bottom of your oven's range (60% for home oven, 65% for a pizza oven) and move up 2 to 3% at a time as your handling improves. Jumping straight to 70%+ before you can read proofing cues or shape confidently is the most common reason people think high hydration dough is "impossible."

Why high-hydration dough feels sticky, and what to do about it

Wet dough sticking to your hands is not a mistake, it's physics. At 65%+ hydration, the dough will stick to dry hands and a dry counter no matter how carefully you mix it. The fix isn't more flour (which throws off the ratio you just calculated), it's wet hands, a bench scraper, and letting gluten development catch up. Full breakdown in Pizza Dough Too Sticky.

Hydration and cold fermentation work together

Hydration and fermentation time aren't independent choices. Higher hydration doughs generally pair well with longer cold ferments (48 to 72 hours), because the extended time lets the gluten network fully develop around all that extra water without needing aggressive kneading. If you're planning a long cold ferment, see Cold-Fermented Pizza Dough for how hydration and fridge time should move together.

Recap

• Hydration = water weight divided by flour weight, as a percentage.
• Lower hydration (55 to 65%) is easier to handle and suits hotter, faster bakes.
• Higher hydration (65 to 75%+) gives a more open crumb but needs a stronger flour and more handling skill.
• Match your hydration to your oven's actual temperature ceiling, not to what looks impressive online.
• If dough stretching or stickiness is the real problem, start with Pizza Dough Not Stretching or Pizza Dough Too Sticky instead of changing your hydration blind.

Run your exact flour, water, and salt weights through the pizza dough calculator.