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Weather Tomorrow

Landerneau farming weather

Soil, irrigation, spray-window and crop-stress guidance for Brittany, France.

Field summary

Soil temperatures today read surface 21.6 °C, 6 cm 22.3 °C, 18 cm 20.8 °C, 54 cm 16.9 °C. Soil moisture sits at 0-1 cm at 0.15 m³/m³, 3-9 cm at 0.18 m³/m³, 27-81 cm at 0.26 m³/m³. For wheat, the root-zone reading is below the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 47 mm against only 1 mm of expected rain — a 46 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 07:00 on 2026-06-21, with winds at or below 15 km/h and no rain expected. Heat stress is likely for wheat with highs reaching 42 °C (threshold 32 °C). Heat stress is likely for maize with highs reaching 42 °C (threshold 35 °C). Projected growing degree days over the next week: wheat 155, maize 116.

Farming weather

Soil temperatures today read surface 21.6 °C, 6 cm 22.3 °C, 18 cm 20.8 °C, 54 cm 16.9 °C. Soil moisture sits at 0-1 cm at 0.15 m³/m³, 3-9 cm at 0.18 m³/m³, 27-81 cm at 0.26 m³/m³. For wheat, the root-zone reading is below the ideal 0.2-0.35 m³/m³ band. Reference evapotranspiration totals 47 mm against only 1 mm of expected rain — a 46 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 07:00 on 2026-06-21, with winds at or below 15 km/h and no rain expected. Heat stress is likely for wheat with highs reaching 42 °C (threshold 32 °C). Heat stress is likely for maize with highs reaching 42 °C (threshold 35 °C). Projected growing degree days over the next week: wheat 155, maize 116.

Topsoil moisture
0.161 m³/m³
Soil temp
17°C
ET₀ today
5.89 mm
Spray window
~5:00
Rain (next 7d)
1.2 mm
Wind
17 km/h
Humidity
49%

Full farming outlook for Landerneau

Next 3 days

Today brings overcast with a high of 31 °C and a low of 16 °C. Tomorrow looks like overcast; temperatures run from 21 °C up to 36 °C. Expect overcast Tuesday, between 26 °C and 40 °C.

Today

Sun, Jun 21

Overcast

31°16°

Rain chance
0%
Precip
0 mm
Max wind
20 km/h

Tomorrow

Mon, Jun 22

Overcast

36°21°

Rain chance
5%
Precip
0 mm
Max wind
14 km/h

Tuesday

Tue, Jun 23

Overcast

40°27°

Rain chance
0%
Precip
0 mm
Max wind
16 km/h

Next 48 hours

  1. 12 AM17°0%9 km/h
  2. 1 AM17°0%8 km/h
  3. 2 AM17°0%8 km/h
  4. 3 AM16°0%8 km/h
  5. 4 AM17°0%7 km/h
  6. 5 AM16°0%9 km/h
  7. 6 AM16°0%9 km/h
  8. 7 AM16°0%9 km/h
  9. 8 AM17°0%8 km/h
  10. 9 AM19°0%11 km/h
  11. 10 AM22°0%13 km/h
  12. 11 AM25°0%12 km/h
  13. 12 PM27°0%13 km/h
  14. 1 PM29°0%14 km/h
  15. 2 PM31°0%12 km/h
  16. 3 PM30°0%17 km/h
  17. 4 PM30°0%20 km/h
  18. 5 PM30°0%17 km/h
  19. 6 PM29°0%19 km/h
  20. 7 PM27°0%18 km/h
  21. 8 PM26°0%17 km/h
  22. 9 PM26°0%14 km/h
  23. 10 PM24°0%12 km/h
  24. 11 PM23°0%12 km/h
  25. 12 AM22°0%10 km/h
  26. 1 AM23°0%13 km/h
  27. 2 AM23°0%13 km/h
  28. 3 AM23°0%12 km/h
  29. 4 AM22°0%10 km/h
  30. 5 AM22°0%8 km/h
  31. 6 AM21°0%8 km/h
  32. 7 AM21°0%9 km/h
  33. 8 AM21°0%6 km/h
  34. 9 AM23°3%7 km/h
  35. 10 AM26°0%10 km/h
  36. 11 AM29°0%10 km/h
  37. 12 PM32°5%6 km/h
  38. 1 PM35°0%6 km/h
  39. 2 PM36°0%3 km/h
  40. 3 PM34°0%11 km/h
  41. 4 PM34°5%14 km/h
  42. 5 PM33°5%13 km/h
  43. 6 PM33°0%13 km/h
  44. 7 PM32°0%11 km/h
  45. 8 PM32°0%9 km/h
  46. 9 PM31°0%9 km/h
  47. 10 PM30°0%7 km/h
  48. 11 PM29°0%7 km/h

Sun & UV

Sunrise
6:15 AM
Sunset
10:22 PM
Daylight
16h 07m
Max UV
6.9 High