Soil temperature in Dundee, Scotland

Soil temperature

11.8°C53°F

at 6cm — germination depth

Cooling over the next 11 days.

Seeding conditions are open — soil is 11.8°C at 6cm and holding above 9°C.

Almost every UK and Irish lawn is a ryegrass and fescue mix, whether it was sown or turfed. We assume that, and use9°C as the seeding threshold.

I know what grass I have

The differences are small. Ryegrass is the quickest off the mark; bluegrass is the slowest and wants the warmest soil. Everything else sits between.

Soil temperature at 6cm for reliable germination. Sources onthe method page.
SpeciesSoil tempDays
Perennial ryegrasslikely yours8°C5–10
Red / chewings fescuelikely yours8–10°C10–14
Tall fescue10–12°C10–14
Browntop bentColonial bentgrass10–12°C14–21
Smooth-stalked meadow grassKentucky bluegrass12–13°C14–28

Soil temperature at 6cm in Dundee, Scotland is currently 11.8°C, and barely moving. That depth matters because it is where grass seed sits and where roots start working, and it lags air temperature by days — which is why a warm afternoon here tells you very little on its own.

Lawns in this area are typically perennial ryegrass with fescue, which is what most lawns round here are sown with. That blend needs the soil to hold above 9°C before seed germinates reliably. Seeding conditions are open — soil is 11.8°C at 6cm and holding above 9°C.

9 of the next 10 days are good mowing days. The other one is held back by wet grass or soft ground. The best weekend slot right now is Saturday 8am–8pm, on the basis that rain earlier today, ground firm.

The next recommended window in Dundee opens at 8am on Wednesday 2 September, because anything earlier is the hour your neighbours will remember. Underfoot, the ground reads as firm after 10mm rain over the last week.

See the full mowing forecast for Dundee

The next 10 days

Column height is how mowable the day is; the lighter band is the best stretch within it. The line is soil temperature at 6cm.

9°C — seeding

Soil at 6cm 12.8°C cooling to 12.3°C

Wednesday 2 September: Good. 8am–11am — no rain since Sunday, ground firm

Wednesday 2 September · 8am–11amConfident

8am–11am — no rain since Sunday, ground firm

Good:Grass wetness
Grass dryno rain since Sunday
Good:Ground firmness
Ground firm10mm rain over the last week
Good:Growth
Growing steadilygrowth potential 0.42
Good:Temperature
Temperature12°C
Good:Wind
Wind light4 km/h
Sociable hours
A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

Thursday 3 September: Good. 10am–8pm — grass dry — rain earlier today

Thursday 3 September · 10am–8pmConfident

10am–8pm — grass dry — rain earlier today

Good:Grass wetness
Grass dryrain earlier today
Good:Ground firmness
Ground firm11mm rain over the last week
Good:Growth
Growing wellgrowth potential 0.74
Good:Temperature
Temperature15°C
Good:Wind
Wind light15 km/h
Sociable hours
Fine by the neighboursstarts once the dew has burnt off

Limiting factor:grass wetness

Friday 4 September: Good. 8am–2pm — rain earlier today, ground firm

Friday 4 September · 8am–2pmConfident

8am–2pm — rain earlier today, ground firm

Good:Grass wetness
Grass dryrain earlier today
Good:Ground firmness
Ground firm13mm rain over the last week
Good:Growth
Growing wellgrowth potential 0.60
Good:Temperature
Temperature12°C
Good:Wind
Wind light14 km/h
Sociable hours
A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

Saturday 5 September: Good. 8am–8pm — rain earlier today, ground firm

Saturday 5 September · 8am–8pmConfident

8am–8pm — rain earlier today, ground firm

Good:Grass wetness
Grass dryrain earlier today
Good:Ground firmness
Ground firm12mm rain over the last week
Good:Growth
Growing wellgrowth potential 0.55
Good:Temperature
Temperature11°C
Good:Wind
Wind light17 km/h
Sociable hours
A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

Sunday 6 September: Not worth it. No — 0.3mm of rain falling.

Sunday 6 SeptemberReasonably confident

No — 0.3mm of rain falling.

Poor:Grass wetness
Grass wetraining now
Good:Ground firmness
Ground soft in places12mm rain over the last week
Good:Growth
Growing wellgrowth potential 0.58
Good:Temperature
Temperature12°C
Good:Wind
Wind light8 km/h

Limiting factor:grass wetness

Monday 7 September: Good. 8am–11am — rain earlier today, ground soft in places

Monday 7 September · 8am–11amReasonably confident

8am–11am — rain earlier today, ground soft in places

Marginal:Grass wetness
Grass dryrain earlier today
Good:Ground firmness
Ground soft in places24mm rain over the last week
Good:Growth
Growing steadilygrowth potential 0.40
Good:Temperature
Temperature12°C
Good:Wind
Wind light17 km/h
Sociable hours
A bit early or late, but finestarts once the dew has burnt off

Limiting factor:none

Tuesday 8 September: Good. 8am–8pm — ground soft in places — 29mm rain over the last week

Tuesday 8 September · 8am–8pmReasonably confident

8am–8pm — ground soft in places — 29mm rain over the last week

Good:Grass wetness
Grass dryrain earlier today
Marginal:Ground firmness
Ground soft in places29mm rain over the last week
Marginal:Growth
Growing slowlygrowth potential 0.29
Good:Temperature
Temperature10°C
Good:Wind
Wind light17 km/h
Sociable hours
A bit early or late, but finestarts when it stops being antisocial

Limiting factor:ground firmness

Wednesday 9 September: Good. 8am–8pm — growing slowly — growth potential 0.23

Wednesday 9 September · 8am–8pmReasonably confident

8am–8pm — growing slowly — growth potential 0.23

Good:Grass wetness
Grass dryno rain since Tuesday
Good:Ground firmness
Ground firm29mm rain over the last week
Marginal:Growth
Growing slowlygrowth potential 0.23
Good:Temperature
Temperature10°C
Good:Wind
Wind light20 km/h
Sociable hours
A bit early or late, but finestarts when it stops being antisocial

Limiting factor:growth

Thursday 10 September: Good. 8am–8pm — growing slowly — growth potential 0.22

Thursday 10 September · 8am–8pmLow confidence this far out

8am–8pm — growing slowly — growth potential 0.22

Good:Grass wetness
Grass dryno rain since Tuesday
Good:Ground firmness
Ground firm27mm rain over the last week
Poor:Growth
Growing slowlygrowth potential 0.22
Good:Temperature
Temperature10°C
Good:Wind
Wind light11 km/h
Sociable hours
A bit early or late, but finestarts when it stops being antisocial

Limiting factor:growth

Friday 11 September: Good. 8am–8pm — growing slowly — growth potential 0.29

Friday 11 September · 8am–8pmLow confidence this far out

8am–8pm — growing slowly — growth potential 0.29

Good:Grass wetness
Grass dryno rain since Tuesday
Good:Ground firmness
Ground firm26mm rain over the last week
Marginal:Growth
Growing slowlygrowth potential 0.29
Good:Temperature
Temperature11°C
Good:Wind
Wind light6 km/h
Sociable hours
A bit early or late, but finestarts when it stops being antisocial

Limiting factor:growth

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