October 2025

For water while hiking, plan 0.5 liters per hour in mild weather and up to 1 liter per hour in heat, then adjust for sweat and terrain.

On most day hikes, drink 0.5 L per hour; in heat or steep climbs, plan 0.75–1.0 L per hour and add electrolytes on long efforts.

For hiking, plan roughly 0.5–1 liter per hour, then adjust for heat, pace, elevation, and refill access.

Hiking water needs: pack ~0.5 L per hour in mild weather; raise to 1 L+ per hour in heat, altitude, or intense climbs.

Plan about 0.25–0.5 liters of water per hiking mile, then adjust for heat, pace, climb, and your sweat rate.

For hiking, plan about 0.5–1 liter of water per hour, adjusting for heat, pace, elevation, and your sweat rate.

For hiking water needs, plan about 0.5 liters per hour in mild conditions, up to 1.0 liter during heat or steep climbs.

Most hikers need 0.5 L per hour in mild weather and up to 1 L per hour in heat; adjust by hours, terrain, and refills.

Plan roughly 0.5–1.0 liters of water per hiking hour, then adjust for heat, pace, altitude, and your sweat rate.

Most hikers need about 0.5 L per hour in mild weather, rising to 1 L per hour in heat; tune it for pace, terrain, altitude, and sweat rate.