Advanced ACNH Turnip Calculator – Predict Your Stalk Market Prices


ACNH Turnip Calculator

Predict your weekly Stalk Market prices in Animal Crossing: New Horizons


Enter the price you paid Daisy Mae per turnip on Sunday (90-110 Bells).
Please enter a valid number.


Last week’s pattern influences this week’s chances.

Daily Sell Prices

Enter Timmy & Tommy’s prices as you get them. Prices change at 12:00 PM noon.














Most Likely Pattern
Enter Prices…

Guaranteed Minimum

Potential Maximum

Weekly Price Pattern Probability
Pattern Probability Potential Price Range (Bells)
Fluctuating 40 – 200
Large Spike 90 – 660
Decreasing 15 – 90
Small Spike 40 – 220

Chart of your known prices and potential future prices.

What is a turnip calculator acnh?

A turnip calculator acnh is a specialized tool for players of Nintendo’s Animal Crossing: New Horizons. It helps players predict the fluctuating value of turnips, a virtual commodity in the game’s “Stalk Market.” Each Sunday, players can buy turnips from a character named Daisy Mae. For the rest of the week (Monday to Saturday), the price at which the island’s shop, Nook’s Cranny, will buy those turnips changes twice daily. The goal is to sell for a higher price than you bought them for. This calculator uses datamined patterns to analyze the prices you input and forecast the most likely trend for your week, helping you decide the best time to sell for maximum profit.

ACNH Turnip Price Patterns and Explanation

The Stalk Market doesn’t operate on pure randomness. Instead, it follows one of four main patterns each week. By tracking your daily prices, this turnip calculator acnh can narrow down which pattern you’re experiencing. The patterns are influenced by your previous week’s trend.

  • Fluctuating: This pattern is highly unpredictable, with prices going up and down. It has a high phase and a low phase, with several peaks and valleys. It’s risky but can sometimes yield a decent profit.
  • Large Spike: This is the most sought-after pattern. It starts with a few days of decreasing prices, followed by a sudden, massive spike where prices can soar up to 660 Bells per turnip. Selling at the peak of a large spike is how players make millions.
  • Decreasing: The worst possible pattern. Prices start low and steadily decrease throughout the entire week. If you have this pattern, your only way to make a profit is to sell your turnips on another player’s island.
  • Small Spike: Similar to the Large Spike, this pattern features a period of decreasing prices followed by a modest spike. The peak price is usually around 200 Bells. It guarantees a profit, but not a huge one.

Formula Variables

Variables affecting Turnip Price Predictions
Variable Meaning Unit Typical Range
Buy Price The cost per turnip on Sunday morning. Bells 90 – 110
Daily Sell Price The price Nook’s Cranny offers twice a day. Bells 15 – 660 (up to 990 in rare cases)
Pattern Phase The current stage within a price pattern (e.g., decreasing phase of a spike). Integer 0 – 12 (representing the 12 price periods)
Previous Pattern The pattern from the week before. Category Fluctuating, Large Spike, Small Spike, Decreasing

Practical Examples

Example 1: Identifying a Large Spike

Imagine your inputs are as follows:

  • Inputs: Buy Price: 105 Bells, Mon AM: 85, Mon PM: 81, Tue AM: 77.
  • Analysis: The turnip calculator acnh notices a steady decline. This is a classic sign of a potential spike pattern (either large or small). It will increase the probability for “Large Spike” and “Small Spike”.
  • Result: If Tuesday PM’s price jumps to 130, the calculator would heavily favor a spike pattern. If it then hits 180 on Wednesday morning, it would almost certainly confirm a Large Spike is in progress, advising you to wait for the peak, which could be over 500 Bells.

Example 2: A Decreasing Week

A less fortunate scenario:

  • Inputs: Buy Price: 95 Bells, Mon AM: 78, Mon PM: 74, Tue AM: 70, Tue PM: 65.
  • Analysis: With each price lower than the last, the calculator will quickly identify a “Decreasing” pattern with high probability.
  • Result: The tool would advise you that prices will likely not recover. The best course of action is to cut your losses and sell on a friend’s island who has a better pattern. To learn more, check out this ACNH money making guide.

How to Use This turnip calculator acnh

  1. Enter Your Buy Price: Start by inputting the price you paid for turnips on Sunday.
  2. Select Previous Pattern (Optional): If you remember last week’s trend, select it from the dropdown. This improves the initial probability calculation.
  3. Log Daily Prices: Each day, visit Nook’s Cranny in the morning (before noon) and afternoon (after noon) and enter the sell prices into the corresponding fields.
  4. Check the Results: As you enter more prices, the “Most Likely Pattern” and probability table will update in real-time. The chart will also visualize your week’s trend.
  5. Interpret the Output: Use the “Guaranteed Minimum” and “Potential Maximum” to guide your selling decision. If a “Large Spike” is likely, hold on! If “Decreasing” is almost certain, it’s time to look for an exit strategy, like visiting another island using resources from a Stalk Market guide.

Key Factors That Affect ACNH Turnip Prices

  • Previous Week’s Pattern: The game’s code ensures you won’t get a “Large Spike” two weeks in a row, and you are less likely to have two “Decreasing” weeks back-to-back.
  • First-Time Buyer: The very first week you buy turnips on an island, you are prevented from getting the “Large Spike” pattern.
  • Number of Data Points: The more daily prices you enter into the turnip calculator acnh, the more accurate its predictions become. A prediction on Monday is just a guess; a prediction on Thursday is highly informed.
  • Random Fluctuation: While patterns exist, there are random modifiers within each pattern. Two “Small Spike” weeks will not have identical numbers. Check out our guide on villager friendship to pass the time while you wait!
  • Time of Day: Prices change at noon every day. An AM price might be part of a downward trend, while the PM price could be the start of a spike.
  • Community Data: The ultimate factor is other players. Your island might have a bad week, but a friend or online community member might have a 600-Bell spike. Traveling to sell is a core part of the Stalk Market strategy. Our guide to the ACNH flower breeding simulator can also help you design your island while you wait for a good price.

Frequently Asked Questions (FAQ)

1. What is the highest possible turnip price?
The theoretical maximum price is 660 Bells in New Horizons, though some have reported even higher in past games. Anything over 500 is considered extremely good.
2. When do my turnips rot?
Your turnips will spoil at 5:00 AM on the Sunday after you bought them. You must sell them by Saturday night.
3. Can I time travel with turnips?
You can time travel forward within the same week without issue. However, time traveling backward, or past 5 AM on the following Sunday, will instantly rot all your turnips.
4. Does it matter what price I buy turnips for?
Yes and no. The buy price (90-110 Bells) does not influence the pattern for the week. However, a lower buy price means a higher potential profit margin. Always aim to buy closer to 90 if you can.
5. What does “Guaranteed Minimum” mean?
Based on the prices you’ve entered and the possible patterns, this is the minimum price the calculator is certain you will see at some point later in the week.
6. The calculator says my pattern is “Decreasing”. What should I do?
Your best bet is to connect with other players online (via Discord, Reddit, or Turnip Exchange sites) and find someone with a high price. You can visit their island to sell your turnips and avoid a loss.
7. Why are there two prices per day?
The price changes once at 12:00 PM (noon). The morning (AM) price is valid from when the shop opens until 11:59 AM. The afternoon (PM) price is valid from 12:00 PM until the shop closes.
8. How accurate is this turnip calculator acnh?
It’s as accurate as the data you provide. With no prices, it relies on base probabilities. By Wednesday or Thursday, with several prices entered, the prediction becomes extremely reliable as it can eliminate impossible patterns.

Related Tools and Internal Resources

If you found our turnip calculator for ACNH helpful, explore our other tools and guides to master every aspect of island life!

Disclaimer: This calculator is based on the datamined patterns of Animal Crossing: New Horizons and the work of the community, notably Ninji’s analysis. It is intended as a predictive guide and not a guarantee. Stalk Market is subject to in-game variables.



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