Shanghai in June: what to plant

Averaged over the last 5 years of daily records, June in Shanghai runs 21.3–28.7°C with about 266 mm of rain across the month. Here is what that climate actually supports.

❄️ No sub-zero nights in June in the last 5 years — frost is not the limiting factor here.

Best crops to sow now

1. 🌱 Microgreens Fastest about 6 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
2. 🌿 Basil about 21 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
3. 🍃 Mint about 21 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
4. 🧅 Chives about 23 days to harvest 🪴 Windowsill pot — sheltered from outdoor weather
5. 🥢 Green Beans about 40 days to harvest Recent mean 25.0°C — right in the sweet spot
6. 🥒 Cucumber about 66 days to harvest Recent mean 25.0°C — right in the sweet spot
7. 🍅 Tomato about 87 days to harvest Recent mean 25.0°C — right in the sweet spot
8. 🌶️ Chili Pepper about 97 days to harvest Recent mean 25.0°C — right in the sweet spot

Leave these for another month

• ⚪ Turnip — Recent mean 25.0°C is too hot (ideal 8–24°C)
• 🥬 Kale — Recent mean 25.0°C is too hot (ideal 6–24°C)
• 🫛 Peas — Recent mean 25.0°C is too hot (ideal 7–21°C)

Other months in Shanghai

• January
• February
• March
• April
• May
• June
• July
• August
• September
• October
• November
• December

Temperature and rainfall are 5-year daily normals from the ERA5 reanalysis via Open-Meteo. Suitability is scored with the same degree-day model the game runs on — it is not a generic planting calendar.