Hiking Water Needs Calculator Use this calculator to estimate fluid needs each hour you are mobile with a pack on Name(Required)Email(Required) Enter Email Confirm Email Results will be emailed to youGender Male Female Enter GenderThis field is hidden when viewing the formBase HydrationThis field is hidden when viewing the formTemp multiplierThis field is hidden when viewing the formPack weight multiplierThis field is hidden when viewing the formShade MultiplierBodyweightPlease enter a number from 5 to 140.TemperaturePlease enter a number from 0 to 65.Enter temperature in Degrees CTerrainFlatUndulatingSteepDescribe the terrain ShadeWhat percentage of the hike is in full shadeWeight CarriedPlease enter a number from 1 to 100.Weight of pack and other carried equipment in KGML/HRThis is an estimate of how much you need to drink per hour of hiking completed. This doesn’t have to be drunk during the hike but is an estimate of the amount of fluid needed to maintain hydration for each hour of hiking completed.