Sunny and pleasant weather that makes you feel good is an example of weather that would be described as salubrious.
Origin of salubriousfrom Classical Latin salubris ( from salus, health: see safe) + -ous
Origin of salubriousFrom Latin salūbris from salūs health ; see sol- in Indo-European roots.
- sa·lu′bri·ous·ness sa·lu′bri·ty
(comparative more salubrious, superlative most salubrious)
From Latin salus (“health")