"Harmony of December"的歌詞如下：
Verse 1:
Midnight and the rain is falling
Oh, I can't keep my eyes from closing
Chorus:
It's harmony of december
When I'm with you
It's harmony of december
When I'm lost with you
Verse 2:
Snow is falling from the sky
Oh, I feel like I'm a child again
Chorus:
It's harmony of december
When I'm with you
It's harmony of december
When I'm lost with you
Bridge:
It's like magic, your embrace melts the snow
Oh, my heart belongs to you
Chorus:
It's harmony of december
When I'm with you
It's harmony of december
Forever and a day
在某些特定版本中，第二段副歌和橋段歌詞可能略有不同，但整體含義基本一致。