6 wholesale potato price series from 6 markets in Japan have a forecast. The median series points to a rise over the coming weeks (+27.0% by the end of the forecast), against a typical 12-week error of 25%. Below: when potato is usually cheapest and dearest in 4 countries.
🇯🇵 Fukuoka City Central Wholesale Market, Produce Market (Vegefru Stadium), Japan
🇯🇵 Kyoto City Central Wholesale Market, Japan
🇯🇵 Nagoya City Central Wholesale Market (Main Market), Japan
🇯🇵 Nagoya City Central Wholesale Market (Northern Market), Japan
Prices in each market’s currency and unit. Range: 80%. Typical error: median error at 12 weeks in the test on the series’ own history.
| Quote and market | Latest week | In 4 weeks | In 12 weeks | Change | Typical error |
|---|---|---|---|---|---|
| Potatoes 🇯🇵 Fukuoka City Central Wholesale Market, Produce Market (Vegefru Stadium) | 150 JPY/kg | 96.9–203 | 88.1–304 | +21.6% | ±22% |
| Potatoes 🇯🇵 Kyoto City Central Wholesale Market | 127 JPY/kg | 82.3–182 | 91.8–293 | +32.0% | ±26% |
| Potatoes 🇯🇵 Nagoya City Central Wholesale Market (Main Market) | 129 JPY/kg | 85.9–216 | 82.4–312 | +36.3% | ±27% |
| Potatoes 🇯🇵 Nagoya City Central Wholesale Market (Northern Market) | 156 JPY/kg | 107–224 | 112–333 | +26.2% | ±20% |
| Potatoes 🇯🇵 Osaka City Central Wholesale Market (Eastern Market) | 138 JPY/kg | 88.3–224 | 85.9–303 | +27.4% | ±28% |
| Potatoes 🇯🇵 Sendai City Central Wholesale Market (Main Market) | 137 JPY/kg | 108–205 | 101–297 | +26.5% | ±24% |
Usual wholesale price in each month against the yearly average, by country.
| Country | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Cheapest | Dearest |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 🇯🇵 Japan19 series · 19 markets · 2024–2026 | +13 | +12 | +20 | +49 | +19 | −20 | +17 | −12 | −24 | −37 | −8 | +6 | October | April |
| 🇺🇾 Uruguay13 series · 2 markets · 2017–2025 | +3 | +8 | +12 | +15 | +10 | +2 | −7 | −10 | −9 | −11 | −1 | −3 | October | April |
| 🇬🇹 Guatemala4 series · 2 markets · 2016–2025 | −6 | −1 | 0 | +7 | +10 | +12 | +12 | −6 | −13 | −5 | −4 | −3 | September | July |
| 🇵🇱 Poland1 series · 1 market · 2018–2026 | +9 | +7 | +8 | −5 | +0 | +21 | +14 | −13 | −21 | −6 | −8 | −5 | September | June |
cheaper than the yearly average · dearer · figures in % · no quotes in that month (season or data gap). Monthly averages of each series against its yearly average, after removing the long-term trend such as inflation; median across series and markets of the country, years with at least 10 months of quotes.
The forecasts extend each series’ own seasonal pattern; they do not know about this year’s weather, harvests, policy or currency moves. Use the range, not only the central figure, and do not base trading, purchasing or credit decisions on them alone.
Of 6 potato price series with a forecast, 6 point higher and 0 lower or flat by the end of the forecast; the median series points to a rise (+27.0%). The forecasts repeat what the season usually does and are recalculated daily (data of 13 Nov 2026).
In Japan, wholesale potato prices are usually lowest in October (−36.6% against the yearly average) and highest in April (+49.1%), based on 19 price series from 19 markets, 2024–2026. The calendar on this page shows 3 more countries.
In tests on the last 52 weeks of each series, the typical 12-week error of the published potato forecasts was 25%. Each series passed the test only because its errors were smaller than those of a “no change” forecast. Results of the archived forecasts are on the accuracy page.
From the wholesale markets and price services listed on each series, as published, in their own currencies and units. Husfarm does not adjust them except to compute weekly and monthly averages.
Husfarm Potato Index · Potato prices today · All price forecasts · Accuracy
Calculated from Husfarm price data; changes with every update. Data licensed under CC BY 4.0.
