Shanghai in July: what to plant
Over the last 5 years, July in Shanghai has run 26.4–33.6°C with about 203 mm of rain across the month. Here is what weather like that will carry to harvest.
Everything above is a five-year average. In the game it is this — the weather Shanghai is actually having, today.
Grow one in Shanghai's weather right now →❄️ No sub-zero nights in July in the last 5 years — frost is not the limiting factor here.
🗓️ This month sits inside the frost-free window. Average last spring frost around Feb 23, first autumn frost around Dec 8 — roughly 289 frost-free days. Sow tender crops after the last frost date and make sure they finish before the first.
☀️ About 9.7 h of sunshine a day this month. Temperatures hold steady through the month.
Sow this month — when would you harvest?
Assuming you sow in mid-July, then adding up the warmth Shanghai usually gets, one day at a time — which is why some of these run past the end of the month.
| Crop | Days | Harvest around |
|---|---|---|
| 🍈 Winter melon | 119 | Nov 10 |
| 🌶️ Okra | 50 | Sep 2 |
| 🥒 Luffa | 73 | Sep 25 |
| 🥒 Bitter melon | 65 | Sep 17 |
| 🌿 Amaranth greens | 27 | Aug 10 |
| 🌱 Microgreens | 5 | Jul 19 |
| 🌻 Sunflower | 45 | Aug 28 |
| 🏵️ Marigold | 26 | Aug 9 |
| 🥢 Yardlong bean | 55 | Sep 7 |
| 🌽 Sweet Corn | 45 | Aug 28 |
| 🍃 Mint | 19 | Aug 2 |
| 🌿 Basil | 20 | Aug 3 |
Best crops to sow now
- 🍈 Winter melon Ideal about 89 days to harvest Recent mean 30.0°C — right in the sweet spot
- 🌶️ Okra Ideal about 50 days to harvest Recent mean 30.0°C — right in the sweet spot
- 🥒 Luffa Ideal about 68 days to harvest Recent mean 30.0°C — right in the sweet spot
- 🥒 Bitter melon Ideal about 63 days to harvest Recent mean 30.0°C — right in the sweet spot
- 🌿 Amaranth greens Ideal about 28 days to harvest Recent mean 30.0°C — right in the sweet spot
- 🌱 Microgreens Ideal about 5 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
- 🌻 Sunflower Good about 46 days to harvest Recent mean 30.0°C is too hot (ideal 14–30°C)
- 🏵️ Marigold Marginal about 27 days to harvest Recent mean 30.0°C is too hot (ideal 12–30°C)
- 🥢 Yardlong bean Ideal about 55 days to harvest Recent mean 30.0°C — right in the sweet spot
- 🌽 Sweet Corn Ideal about 45 days to harvest Recent mean 30.0°C — right in the sweet spot
- 🍃 Mint Ideal about 19 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
- 🌿 Basil Ideal about 20 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
Leave these for another month
- 🌿 Dill — Recent mean 30.0°C is too hot (ideal 9–26°C)
- 🌿 Parsley — Recent mean 30.0°C is too hot (ideal 7–25°C)
- 🌿 Coriander — Recent mean 30.0°C is too hot (ideal 8–24°C)
Other months in Shanghai
📍 Somewhere else? Look up your own city →
Temperature and rainfall come from Open-Meteo's historical observations for Shanghai, averaged day by day over the last 5 years. Whether a crop finishes in time is worked out from its own starting temperature and heat requirement — those numbers are listed on each crop page if you want to check them.