It feels like just yesterday we were riding a wave of exhilarating Altcoin Season performance! Remember that electric feeling? But if we check the latest data, it seems the high-flying days might be taking a little break.
According to the smart folks over at Coinmarketcap, the Altcoin Season Index has dipped significantly, and it’s a number worth paying attention to.
What the Numbers Are Telling Us
The current index reading stands at 19.
The High: Not long ago, on September 20th, we were soaring with a high of 78. That was a proper party!
The Trend: Just last week, the average was holding slightly higher at 25. The current drop to 19 signals a clear cooling-off period.
What does this "19" actually mean?
The CMC Altcoin Season Index tracks how many of the top 100 cryptocurrencies (excluding stablecoins and wrapped tokens) have outperformed Bitcoin (BTC) over the last 90 days. A reading of 19 means that only about 19 of the top 100 altcoins have managed to beat Bitcoin in terms of gains recently.
Why This Matters
This index is our real-time thermometer for the crypto market's mood. When the reading is high, it means the majority of the market's capital is flowing enthusiastically into smaller cap tokens, giving us that classic "Altcoin Season" boom.
Right now, the low score of 19 suggests the market has shifted focus. It indicates that capital is consolidating, and the narrative has very much reverted to a "Bitcoin Dominance" phase.
It’s a natural part of the crypto cycle. After a stellar run, it’s only natural and healthy for the market to take a breather, re-evaluate, and for Bitcoin to reassert its role as the digital king.
🤔 What Do You Think?
While the index is low, every cycle is unique! Are you taking this time to accumulate your favorite altcoins at lower prices, or are you staying safely staked in Bitcoin for now?
Let me know in the comments if you’re still bullish on a quick return to Altcoin Season!

