Lille weather forecast

Lille is currently seeing overcast, with 29 °C on the thermometer. It feels warmer than it reads, more like 33 °C. Wind is from the NE at 7 km/h. Humidity stands at 57% with sea-level pressure near 1024 hPa.

At a glance

Today brings moderate rain with a high of 30 °C and a low of 19 °C. Rain chance peaks at 100% with around 7.7 mm possible. Tomorrow brings overcast with a high of 31 °C and a low of 20 °C. Tuesday brings overcast with a high of 33 °C and a low of 21 °C.

Soil temperatures today read surface 22.5 °C, 6 cm 23.9 °C, 18 cm 24.4 °C, 54 cm 20.2 °C. Soil moisture sits at 0-1 cm at 0.12 m³/m³, 3-9 cm at 0.13 m³/m³, 27-81 cm at 0.14 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 8 mm of expected rain — a 39 mm deficit, so irrigation will be needed this week. A suitable spraying window opens around 06:00 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 37 °C (threshold 32 °C). Heat stress is likely for maize with highs reaching 37 °C (threshold 35 °C). Projected growing degree days over the next week: wheat 164, maize 125.

Topsoil moisture

0.102 m³/m³

Soil temp

20°C

ET₀ today

5.53 mm

Spray window

~5:00

Rain (next 7d)

7.7 mm

Wind

7 km/h

Humidity

72%

Full farming outlook for Lille →

No weather alert thresholds are crossed for Lille in the current forecast (derived from forecast data, not official warnings). Conditions may still change — check back for updates.

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