1
Lammas - Christian
Fast in Honor of Holy Mother of Jesus - Orthodox Christian
2
Lughnassad - Imbolc * - Wicca/Pagan Northern and Southern Hemispheres
6
Transfiguration of the Lord - Orthodox Christian
15
Assumption of Blessed Virgin Mary - Catholic Christian
Dormition of the Theotokos - Orthodox Christian
21-25
Eid al Adha * - Islam

26
Raksha Bandhan ** - Hindu
29
Beheading of St. John the Baptist - Christian

http://www.interfaith-calendar.org/2018.htm