December
Rail Replacement Bus Service
December
3:52 January 9, 2026
BPM
135
Key
A♭ Major
Camelot
4B

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December by Rail Replacement Bus Service Song Details

On January 9, 2026, the song "December" was released by Rail Replacement Bus Service. With this song being around four minutes long, at 3:52, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. Because this song is the only song in December and no other songs are present in the album, we classify this track as a single. Based on our statistics, December's popularity is below average in popularity right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

BPM and Tempo

The tempo marking of December by Rail Replacement Bus Service is Allegro (fast, quick, and bright), since this song has a tempo of 135 BPM. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

Music Key

This song has a musical key of A♭ Major. This also means that this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!

Popularity
Loudness
-5.481 dB
Acousticness
9%
Danceability
73%
Energy
81%
Instrumentalness
20%
Liveness
7%
Loudness
91%
Speechiness
4%
Valence
85%

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ISRC
UK4MC2500455
Label
L-M Records/RCA Records