Protection From The Elements raises the wizard’s resistances to every elemental type, no matter they come from single target or AoE sources.
There’s a stronger version of this spell, which not only adds magic damage resistance to the list, but also stacks with itself.
In-game description Edit
|“||When the spell is cast, it confers 75% resistance to all elemental attacks—such as fire, cold, and electricity, whether magical or non magical—from spells, weapons, wands, breath weapons, etc. The effect of a Protection From The Elements spell lasts 1 round per level of the caster or until dispelled.||”|