What is the soil temperature in Sunderland, England?

Soil temperature at 6cm in Sunderland, England is currently 15.3°C. Seeding conditions are open — soil is 15.3°C at 6cm and holding above 9°C.

Soil temperature in Sunderland, England

Soil temperature

15.3°C60°F

at 6cm — germination depth

Cooling over the next 11 days.

Seeding conditions are open — soil is 15.3°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.
Species	Soil temp	Days
Perennial ryegrasslikely yours	8°C	5–10
Red / chewings fescuelikely yours	8–10°C	10–14
Tall fescue	10–12°C	10–14
Browntop bentColonial bentgrass	10–12°C	14–21
Smooth-stalked meadow grassKentucky bluegrass	12–13°C	14–28

Soil temperature at 6cm in Sunderland, England is currently 15.3°C, and falling about 3.6°C over the next 11 days. 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 15.3°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 Sunderland opens at 8am on Wednesday 2 September, because anything earlier is the hour your neighbours will remember. Underfoot, the ground reads as firm after 12mm rain over the last week.

See the full mowing forecast for Sunderland

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 16.9°C cooling to 13.6°C

Wednesday 2 September · 8am–1pmConfident

8am–1pm — 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 0.86
Good:Temperature: Temperature16°C
Good:Wind: Wind light10 km/h
Sociable hours: A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

Thursday 3 September · 8am–5pmConfident

8am–5pm — 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 0.94
Good:Temperature: Temperature17°C
Good:Wind: Wind light12 km/h
Sociable hours: A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

Friday 4 September · 1pm–8pmConfident

1pm–8pm — dried off since a shower 3 hours ago, ground firm

Marginal:Grass wetness: Grass drydried off since a shower 3 hours ago
Good:Ground firmness: Ground firm14mm rain over the last week
Good:Growth: Growing wellgrowth potential 0.80
Good:Temperature: Temperature15°C
Good:Wind: Wind light15 km/h
Sociable hours: Fine by the neighboursstarts once the dew has burnt off

Limiting factor:none

Saturday 5 September · 8am–8pmConfident

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

Good:Grass wetness: Grass dryrain earlier today
Good:Ground firmness: Ground firm17mm rain over the last week
Good:Growth: Growing wellgrowth potential 0.75
Good:Temperature: Temperature13°C
Good:Wind: Wind light19 km/h
Sociable hours: A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

Sunday 6 September · 11am–5pmReasonably confident

11am–5pm — dried off since a shower 5 hours ago, ground firm

Marginal:Grass wetness: Grass drydried off since a shower 5 hours ago
Good:Ground firmness: Ground firm17mm rain over the last week
Good:Growth: Growing wellgrowth potential 0.91
Good:Temperature: Temperature14°C
Good:Wind: Wind light20 km/h
Sociable hours: Fine by the neighboursstarts once the dew has burnt off

Limiting factor:none

Monday 7 September · 8am–2pmReasonably confident

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

Good:Grass wetness: Grass dryrain earlier today
Good:Ground firmness: Ground firm11mm rain over the last week
Good:Growth: Growing wellgrowth potential 0.75
Good:Temperature: Temperature14°C
Good:Wind: Wind light21 km/h
Sociable hours: A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

Tuesday 8 September · 8am–middayReasonably confident

8am–midday — wind light — 23 km/h

Marginal:Grass wetness: Grass dryrain earlier today
Good:Ground firmness: Ground firm12mm rain over the last week
Good:Growth: Growing wellgrowth potential 0.51
Good:Temperature: Temperature12°C
Good:Wind: Wind light19 km/h
Sociable hours: A bit early or late, but finestarts when it stops being antisocial

Limiting factor:wind

Wednesday 9 SeptemberReasonably confident

No — 1.0mm of rain falling.

Good:Grass wetness: Grass drydried off since a shower 0 hours ago
Marginal:Ground firmness: Ground soft in places27mm rain over the last week
Marginal:Growth: Growing slowlygrowth potential 0.34
Good:Temperature: Temperature12°C
Marginal:Wind: Wind light21 km/h

Limiting factor:grass wetness

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

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

Good:Grass wetness: Grass dryrain earlier today
Good:Ground firmness: Ground firm35mm rain over the last week
Marginal:Growth: Growing slowlygrowth potential 0.29
Good:Temperature: Temperature10°C
Good:Wind: Wind light14 km/h
Sociable hours: A bit early or late, but finestarts when it stops being antisocial

Limiting factor:growth

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

8am–8pm — no rain since Wednesday, ground firm

Good:Grass wetness: Grass dryno rain since Wednesday
Good:Ground firmness: Ground firm32mm rain over the last week
Good:Growth: Growing steadilygrowth potential 0.39
Good:Temperature: Temperature11°C
Good:Wind: Wind light7 km/h
Sociable hours: A bit early or late, but finestarts when it stops being antisocial

Limiting factor:none

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