Hello,
It looks like pityriasis versicolor considering picture and season.Humid climate has to be blamed for this condition.
Rashes on hands, on and off in nature more sounds like urticaria which could be due to food allergens, environmental allergens or due to any drug. So proper details along wuth photographs of those lesions required for confirmation of diagnosis
Next Steps
Consult me online via practo pro for proper evaluation and treatment
Health Tips
- Avoid humid environment
- Maintain hygiene by bathing twice daily
- Try to keep the suspectible areas dry with dusting powders