When to Plant Sweet Corn

78%
sure
SAFE TO PLANT
Sweet Corn - Sow outside

Sow this week

Forecast lows stay above the crop cold threshold.

78% local confidence

Field readings
Night15 C lows
Soil10 C minimum
Rain40.7 mm over snapshot
Wind25.1 C daytime highs
Need seed or starts?

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Best window
May 14, 2026 -> next 7 days
Avoid
Hard frost -> cold rain
Night
15 C
Check the coldest nights before sowing.
Heat
25.1 C
Watch the warmest afternoons after planting.
Rain
40.7 mm
Average air temperature is comfortably above the crop base temperature.
Crop fit
10 C minimum
Forecast lows stay above the crop cold threshold.
Forecast strip

Planting window

From
May 14, 2026
First possible planting day
21
days min
Minimum season needed for sweet corn to yield
Up to
next 7 days
Last strong planting day
Estimated first yield
4 Jun 2026
Based on planting 14 May 2026 plus 21 minimum days for sweet corn.
Do this next
  1. 1Sow sweet corn while this local window is open.
  2. 2Water gently after sowing and keep the seed bed evenly moist.
  3. 3Recheck Thika if the forecast changes before seedlings emerge.
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