When to Plant Tomato

78%
sure
PROTECT
Tomato - Sow outside

Plant with care

Forecast lows stay above the crop cold threshold.

78% local confidence

Field readings
Night23.1 C lows
Soil10 C minimum
Rain136.1 mm over snapshot
Wind33 C daytime highs
Need seed or starts?

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Best window
After risk clears -> next window
Avoid
Today -> May 14, 2026
Night
23.1 C
Forecast highs may reach the crop heat threshold.
Heat
33 C
Rainfall may be high enough to create wet-soil risk.
Rain
136.1 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
After risk clears
First possible planting day
30
days min
Minimum season needed for tomato to yield
Up to
next window
Last strong planting day
Estimated first yield
31 Jan 2026
Based on planting 1 Jan 2026 plus 30 minimum days for tomato.
Do this next
  1. 1You can sow tomato, but protect young growth if nights dip.
  2. 2Keep fleece or cloches ready before sunset.
  3. 3Recheck the next cold night before planting a larger batch.
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