how many litter of water katara can pull up in the air

Katara can pull some water vapor from the air, but there’s no canon number like “X liters.” In Avatar , it’s shown as a technique a skilled waterbender can use in low-water situations, but the amount depends on humidity, location, and how much bending power they have.

What that means

• In a humid place, she could probably gather more water from the air.
• In dry air, she’d get very little.
• The series does not give an exact liters-per-minute or liters-per-second limit for Katara specifically.

Rough takeaway

If you want a simple answer: there is no official fixed number of liters for Katara pulling water from the air. It’s best thought of as a small-to- moderate environmental source, not a huge endless supply.

Forum-style shorthand

“Out of thin air” is a cool fan phrase, but it usually means moisture in the air, not literal empty air being turned into water.

TL;DR: No canon exact amount exists; it depends on humidity and the scene.