How long does a crypto winter last? Durations from past cycles

How long does a crypto winter last, in one sentence?

A crypto winter lasts from the end of a boom until money and attention return, and no rule fixes that span. Past cycles show spans of many months, and the exact figure changes with the dates a writer picks for the start and the end. A number quoted without its definition tells you little. Ask for the start date, the end date, and the measure behind them, and compare writers only when those 3 items match.

The useful habit is to ask which clock the number uses. A price clock stops at the low. An activity clock stops when volume recovers. A funding clock stops when new projects raise money again. The 3 clocks give 3 different lengths for the same period, and a planner needs all of them.

Which clock should you use to measure a crypto winter?

The price clock is the easiest to verify, because exchanges record prices to the minute. It starts at the peak and stops at the low, which is only known after the fact. Waypoints such as the first fall below a round number give an earlier, clearer marker, and the next sections use those where the record supports them.

The activity and funding clocks fit a business better. A company lives on the money that reaches it, and these 2 clocks tell it when conditions improve. They are harder to measure, because no single source publishes them. Teams build their own record from volume, launches, hiring, and funding rounds in their own segment.

How long did the 2017 to 2018 crypto winter last?

According to Wikipedia, Bitcoin peaked at $19,783.06 on 17 December 2017. It fell below $4,000 in November 2018 and reached a low of around $3,100 in December 2018. On the price clock, that is about 12 months from peak to low, and a fall of about 84% between the 2 figures.

Wikipedia does not publish a date for the end of the quiet that followed, so a full winter length needs a second source and a definition. A reader who counts only peak to low sees about 12 months. A reader who counts until activity returned sees a longer span. Both are valid, and each answers a different question.

How long did the 2021 to 2022 crypto winter last?

Wikipedia records a Bitcoin peak of $67,566.83 on 7 November 2021, and a fall below $20,000 on 17 June 2022, the first time since December 2020. That is about 7 months to the $20,000 waypoint and a fall of about 70% to that level. The low of the cycle is not stated on that page, so the peak to low length stays open here.

The mood of the period appears in the press. A Washington Post article of 17 December 2022 carried the headline that a crypto winter had come and looked more like an ice age. The word shows how the market described the stretch while it ran, more than a year after the peak and well after the first big falls.

Is the current crypto cycle a winter, and how long has it run?

Wikipedia gives a Bitcoin peak of $125,835.92 in October 2025, and notes that by February 2026 the price was lower than in 2024. It also records an analyst who warned of a possible bitcoin winter. As of October 2026, the sources checked for this page give no low and no end date, so no length can be stated.

Whether the present stretch is a winter depends on the signs of the mother guide: low volume, scarce funding, shrinking teams, and falling attention. A reader who checks those signs against their own segment gets a better answer than a headline price offers. The question stays open until activity or funding settles.

Why do crypto winters differ in length?

Each winter ends when its own causes clear. Leverage must unwind, weak firms must exit, and new demand must appear. Regulation, new products, and wider financial conditions can speed or slow each step. Because these causes vary from cycle to cycle, a length from the past carries limited weight for the next one. A range of examples serves a planner better than a single average, since the average hides how far apart the cycles sat.

The size of the preceding boom matters as well. A larger excess takes longer to clear, because more projects need funding that no longer arrives. The point gives a practical rule: judge the next winter by the leverage and funding it must clear, and use past lengths as a range of examples.

How should a team plan a runway for a crypto winter?

Plan for a runway of 12 months or more, set from the 12 months of the 2017 to 2018 price clock, then revisit it each quarter. Cover operating costs from stable reserves, keep investment money apart, and write down the signs that would let you shorten the plan.

Teams that want a structured view can use the EQOS Asia pricing page to see the ways to work with us. This page is general information, not investment advice, and reflects the situation as of October 2026. The pillar page on the crypto crash links the other topics of the series.

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About the author

Stéphane Jambu

President, EQOS Forecast Asia

Stéphane Jambu leads EQOS Forecast Asia and works as a consultant in e-commerce, search visibility, and AI. LinkedIn profile