When to plant watermelons in Islamabad: from 8 April

In Islamabad, watermelon: sow for seedlings from 18 February; plant into a greenhouse from 18 March; plant out into open ground from 8 April. There is no autumn frost here, so the frost dates set no end to the window.

Watermelon in Islamabad: soil, season and weather

In Islamabad the soil, not frost, sets the date: the last frost is over around 12 February, but the top 7 cm of soil reaches 18 °C — the minimum on the watermelon card — only around 8 April, 55 days later. Islamabad has no autumn frost in the median year, so frost does not end the season.

Last spring frost	12 February
Top 7 cm of soil at 18 °C	8 April, 55 days after the last frost
Into an unheated greenhouse	from 18 March; March outside: 11.5 °C at night, 19.7 °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 6 June
Daylight	11:48 on 11 March, 12:46 on 8 April
Watering outdoors when fruiting (card)	every 5 days; the driest month, May, has 10 rainy days

The same dates in Islamabad hold for Cucumber, Bell Pepper, Eggplant, Zucchini and Pumpkin.

Watermelon in Islamabad: care after planting

Planted on 8 April: in the first weeks water every 5 days.

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

8 April — 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 Islamabad during the watermelon season

No month of the season averages above the watermelon card's 18–35 °C by day; the warmest, June, averages 32.8 °C. Nights average below 18 °C in April (16.1 °C).

Month	Day, °C	Night, °C	Rain, mm	Rainy days	Daylight on the 15th
April	25.5	16.1	88	10	13:00
May	30.2	20.4	54	10	13:54
June	32.8	23.7	65	8	14:23
July	29.4	22.2	242	23	14:11
August	28.4	21.8	239	23	13:26
September	28.2	20.9	85	13	12:25

ERA5 2016–2025, Open-Meteo

Watermelon in nearby cities

Around Islamabad, Peshawar is 22 days earlier and Jalal-Abad 34 days later.

City	Distance	Date	Difference
Murree	38 km	2 April – 9 September	6 days earlier
Peshawar	142 km	from 17 March	22 days earlier
Quetta	689 km	7 April – 30 August	1 day earlier
Osh	761 km	6 May – 28 July	28 days later
Andijan	791 km	17 April – 30 July	9 days later
Jalal-Abad	805 km	12 May – 29 July	34 days later

Where to buy watermelon plants and seeds near Islamabad

Buy plants ready to set out from 8 April (from 18 March for an unheated greenhouse); seed for raising your own is sown from 18 February. Within 15 km of Islamabad OpenStreetMap lists 62 markets and 1 farm shop (collected 28 October 2026).

Jahangir Market — market
Gali 3, اسلام آباد · 3 km
Waheed Plaza — market
Jinnah Avenue, اسلام آباد · 4 km
Irum Market — market
Street 30, اسلام آباد · 4 km
Ayesha Plaza — market
Jinnah Avenue, اسلام آباد · 4 km

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