GreenlyWhen to plant watermelons in Bari: from 4 May
In Bari, watermelon: sow for seedlings from 16 March; plant into a greenhouse from 13 April; plant out into open ground from 4 May. There is no autumn frost here, so the frost dates set no end to the window.
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Watermelon in Bari: soil, season and weather
In Bari the soil, not frost, sets the date: the last frost is over around 14 February, but the top 7 cm of soil reaches 18 °C — the minimum on the watermelon card — only around 4 May, 79 days later. Bari has no autumn frost in the median year, so frost does not end the season.
| Last spring frost | 14 February |
|---|---|
| Top 7 cm of soil at 18 °C | 4 May, 79 days after the last frost |
| Into an unheated greenhouse | from 13 April; April outside: 9.8 °C at night, 19 °C by day; card 18–35 °C |
| Days in the bed to the first harvest (card) | 59 |
| First harvest, if planted in this window | from 2 July |
| Daylight | 12:54 on 6 April, 14:05 on 4 May |
| Watering outdoors when fruiting (card) | every 5 days; the driest month, July, has 4 rainy days |
The same dates in Bari hold for Cucumber, Bell Pepper, Eggplant, Zucchini and Pumpkin.
Watermelon in Bari: care after planting
Planted on 4 May: in the first weeks water every 5 days.
Feeding, by the card’s schedule from that day:
- 4 May — feed: balanced (NPK)
Pests and diseases of watermelon to watch for:
Dates count from the first planting day of the window above; a later planting moves them by as many days.
Weather in Bari during the watermelon season
No month of the season averages above the watermelon card's 18–35 °C by day; the warmest, July, averages 31.8 °C. Nights average below 18 °C in May (13.8 °C), September (17.7 °C) and October (13.7 °C).
| Month | Day, °C | Night, °C | Rain, mm | Rainy days | Daylight on the 15th |
|---|---|---|---|---|---|
| May | 23 | 13.8 | 68 | 10 | 14:28 |
| June | 28.9 | 19 | 47 | 7 | 15:07 |
| July | 31.8 | 21.5 | 24 | 4 | 14:52 |
| August | 31.4 | 21.3 | 30 | 6 | 13:51 |
| September | 26.9 | 17.7 | 51 | 8 | 12:31 |
| October | 22.1 | 13.7 | 49 | 9 | 11:10 |
ERA5 2016–2025, Open-Meteo
Watermelon in nearby cities
Around Bari, Foggia is 11 days earlier and Potenza 41 days later.
Where to buy watermelon plants and seeds near Bari
Buy plants ready to set out from 4 May (from 13 April for an unheated greenhouse); seed for raising your own is sown from 16 March. Within 15 km of Bari OpenStreetMap lists 4 garden centres, 2 farm-supply shops and 19 markets (collected 20 October 2026).
- Mercato Ortofrutticolo — market
Via Giacomo Matteotti, 70019 Triggiano · Mon–Sat 08:00–14:00 · 8 km - Mercato Settimanale — market
Tue 6:00–16:00 · 5 km - Antiquariando — market
Oct–Jun Sat, Sun 09:00–21:00 "1st week of the month" · 1 km - Mercato Contadino di Bari — market
Via Giovanni Amendola · 1 km
Places: © OpenStreetMap contributors, ODbL.
- How to grow watermelon
- All frost dates and weather of Bari
- Shops and markets: Bari
- Selling a surplus in Italy
- Moon planting calendar for November 2026
- How we calculate the dates
Questions
When to plant watermelons in Bari?
In Bari, watermelon: sow for seedlings from 16 March; plant into a greenhouse from 13 April; plant out into open ground from 4 May. There is no autumn frost here, so the frost dates set no end to the window.
When to sow watermelons for seedlings in Bari?
Sow for seedlings from 16 March.
