What key is "What A Wonderful World" in?

"What A Wonderful World" by Louis Armstrong is in the key of Bb with a tempo of 80 BPM. Difficulty: easy.

Is "What A Wonderful World" easy to play on piano?

Yes — this arrangement is rated easy, meaning it uses simple chord patterns and a manageable tempo. Most beginners can play through it in 1-3 practice sessions using our color-coded notes.

Can I play "What A Wonderful World" without reading sheet music?

Yes. Our player offers a falling-notes mode (Synthesia-style) and a beginner mode with color-coded keys — both let you play along without reading traditional notation.

How long does it take to learn "What A Wonderful World" on piano?

1–3 short practice sessions for the basics; 2–3 weeks to perform confidently with both hands.

What other songs by Louis Armstrong can I play here?

Try "BABY, IT'S COLD OUTSIDE", "JUST A GIGOLO", "DREAM A LITTLE DREAM OF ME". All are available in our player with color-coded notes; pick the one matching your level.

Lyrics

I see (F)trees of (Am)green,

red ros es (Am)too,

I see them (F)bloom

for me and (Dm)you, and I (Db)think to my self

what a won der ful (F)world.

I see (F)skies of (Am)blue and (Bb)clouds of (Am)white, the (Gm)bright bless ed (F)day, the (A7)dark sa cred (Dm)night, and I (Db)think to my self

what a won der ful (F)world.

The (C7)col ors of the rain bow, so (F)pret ty in the sky, are (C7)al so on the fac es of (F)peo ple go in’ by.

I see (C)friends shak in’ hands, say in’, (C)“How do you do!”

They’re real ly say in’, (Gm)“I (F#dim)love (C)you.” I hear (Am)ba bies cry, I (Am)watch them grow.

They’ll learn much (F)more than (A7)I’ll ev er (Dm)know and I (Db)think to my self

what a won der ful (A)world.

Yes, I (Gm7)think to my self

what a (C7)won der ful (F)world.

What A Wonderful World by Louis Armstrong

9 people have learned this song

Easy piano arrangement in the key of Bb at 80 BPM. Difficulty: easy. Color-coded notes — no sheet-reading skill required.

About “What A Wonderful World”

What key is "What A Wonderful World" in?: "What A Wonderful World" by Louis Armstrong is in the key of Bb with a tempo of 80 BPM. Difficulty: easy.
Is "What A Wonderful World" easy to play on piano?: Yes — this arrangement is rated easy, meaning it uses simple chord patterns and a manageable tempo. Most beginners can play through it in 1-3 practice sessions using our color-coded notes.
Can I play "What A Wonderful World" without reading sheet music?: Yes. Our player offers a falling-notes mode (Synthesia-style) and a beginner mode with color-coded keys — both let you play along without reading traditional notation.
How long does it take to learn "What A Wonderful World" on piano?: 1–3 short practice sessions for the basics; 2–3 weeks to perform confidently with both hands.
What other songs by Louis Armstrong can I play here?: Try "BABY, IT'S COLD OUTSIDE", "JUST A GIGOLO", "DREAM A LITTLE DREAM OF ME". All are available in our player with color-coded notes; pick the one matching your level.