“Counting Lots of Sheep” from http://teknoaxe.com/Home.php
Used under this license: https://creativecommons.org/licenses/by/4.0/
Found here: http://teknoaxe.com/Link_Code_4.php?q=1251&Genre=Piano
“Rain Sound” by Mike Koenig on soundbible.com
Found here: http://soundbible.com/1158-Rain.html
“Hailstorm Sound” by Mike Koenig on soundbible.com
Found here: http://soundbible.com/1718-Hailstorm.html
All sounds have been edited by me.