When to plant pumpkins in Copiapó: 8 September – 27 February

In Copiapó, pumpkin: sow for seedlings from 7 July to 16 January; plant into a greenhouse from 18 August to 27 February; plant out into open ground from 8 September to 27 February.

Pumpkin in Copiapó: soil, season and weather

In Copiapó the soil, not frost, sets the date: the last frost is over around 19 July, but the top 7 cm of soil reaches 18 °C — the minimum on the pumpkin card — only around 8 September, 51 days later.

Last spring frost	19 July
Top 7 cm of soil at 18 °C	8 September, 51 days after the last frost
First autumn frost	23 June, 289 days after the start
Days in the bed to the first harvest (card)	75
First harvest, if planted in this window	22 November – 12 May
Days left for picking	214
Daylight	10:46 on 28 July, 11:43 on 8 September
Watering outdoors when fruiting (card)	every 5 days; the driest month, November, has 0 rainy days

The same dates in Copiapó hold for Cucumber, Bell Pepper, Eggplant, Zucchini and Watermelon.

Pumpkin in Copiapó: care after planting

Planted on 8 September: in the first weeks water every 4 days.

Feeding, by the card’s schedule from that day:

29 September — feed: nitrogen

Pests and diseases of pumpkin 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 Copiapó during the pumpkin season

About 20 mm of rain falls in the season; November is the driest month (0 mm) and April the wettest (6 mm).

Month	Day, °C	Night, °C	Rain, mm	Rainy days	Daylight on the 15th
September	20.2	9.6	1	0	11:54
October	21.1	10.7	1	0	12:43
November	21.7	11.5	0	0	13:28
December	22.6	12.2	0	0	13:51
January	23.4	13.3	2	0	13:41
February	23.7	13.7	0	0	13:02
March	23	13.5	0	0	12:17
April	21.1	11.9	6	0	11:27
May	19.6	10.4	5	1	10:47
June	18.3	8.1	5	1	10:25

ERA5 2016–2025, Open-Meteo

Pumpkin in nearby cities

Around Copiapó, La Rioja is 9 days earlier and Salta 18 days later.

City	Distance	Date	Difference
La Rioja	408 km	30 August – 18 February	9 days earlier
San Fernando del Valle de Catamarca	463 km	30 August – 3 March	9 days earlier
San Juan	495 km	18 September – 23 February	10 days later
San Miguel de Tucumán	510 km	from 15 September	7 days later
Calama	564 km	from 9 September	1 day later
Salta	569 km	26 September – 4 March	18 days later

Each window starts on the Greenly calendar date and ends on the last day that still leaves the crop’s days to harvest (from its card) before the average first autumn frost, plus six weeks of picking for crops harvested over weeks (tomatoes, peppers, aubergines, cucumbers, courgettes, pumpkins, watermelons, beans) — our rule; earlier in the window is safer.

Questions