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2022 Ecommerce Consumer Price Index - Amazon


To understand and find pricing patterns in 2022, we analyzed the price of the most popular products in every category on Amazon during every day of the 2022 calendar year, including the books category. The result is a comprehensive look at how the prices of books vary over the course of a typical year following the pandemic.

Key Takeaways

  • Books are often ranked as the most affordable category on Amazon.
  • The best time to purchase books is during the summer months, especially July, when prices drop by nearly 5%.
  • For consumers looking for the best deals on books, save that money for Memorial Day sales, when prices decrease by 6% compared to the average price for the year.

How does the price of books on Amazon vary throughout the year?

  • Price spread: ↕ 14%
  • Most affordable day: May 28
  • Least affordable day: Jan. 11
  • Most affordable quarter: Q3
  • Least affordable quarter: Q1

Which months are best for buying books on Amazon?

In a typical year, books are the least expensive during June and July, reaching their lowest costs in July.

What are the top 5 days for buying books on Amazon?

July is the best time to buy books on Amazon. Though, it’s important to note that some of the most affordable days also fall in May and October, giving readers more opportunities to catch up on their summer reading lists.

  • No. 1: May 28
  • No. 2: Jul. 17
  • No. 3: Jul. 18
  • No. 4: Oct. 23
  • No. 5: Jul. 20

What are the bottom 5 days for buying books on Amazon?

The first two weeks of the year are the most expensive time to purchase books.

  • No. 1: Jan. 11
  • No. 2: Jan. 10
  • No. 3: Jan. 12
  • No. 4: Jan. 4
  • No. 5: Jan. 18

How does the price of books change during holidays?

Consumers should avoid purchasing books during the winter holiday season, when prices can increase over 7% of the average book price.


Pattern analyzed the prices of more than 714,000 of the most popular products in every category in the U.S. Amazon marketplace for all 365 days of the 2022 calendar year. Products only qualified for the index if they were one of the three most popular products in their category during the year. Percent change in product price represents the variability of the price of each product each day of the year against its average price for that same year.