Farming weather · Brest

Farming weather — Brest

Rain, ET₀, soil moisture, frost, wind and spraying windows over 15 days.

Total rain 15 d
9 mm
Total ET₀ 15 d
61 mm
Water balance
-53 mm
Degree-days (base 6 °C)
177 °J

15 days — farming indices

DayMin / MaxRainWindET₀SoilIndices
Mon 27 Jul +16° / +21° 20 km/h 4,6 mm 14 %
Tue 28 Jul +16° / +25° 14 km/h 5,5 mm 13 % 🌿 Spraying
Wed 29 Jul +17° / +23° 20 km/h 4,7 mm 12 %
Thu 30 Jul +16° / +21° 22 km/h 3,1 mm 12 %
Fri 31 Jul +14° / +21° 25 km/h 5,5 mm 12 %
Sat 1 Aug +14° / +21° 23 km/h 5,0 mm 11 %
Sun 2 Aug +14° / +23° 26 km/h 5,0 mm 10 %
Mon 3 Aug +16° / +23° 12 km/h 5,2 mm 9 % 🌿 Spraying
Tue 4 Aug +16° / +23° 3,2 mm 14 km/h 3,2 mm 10 %
Wed 5 Aug +18° / +24° 22 km/h 4,4 mm
Thu 6 Aug +17° / +22° 0,2 mm 26 km/h 4,7 mm
Fri 7 Aug +16° / +20° 4,4 mm 40 km/h 4,3 mm
Sat 8 Aug +15° / +20° 0,8 mm 30 km/h 2,1 mm
Sun 9 Aug +15° / +20° 0,1 mm 20 km/h 4,2 mm

Other forecasts for Brest

Understanding the indices

Over the next 15 days in Brest, about 9 mm of rain is expected against 61 mm of evapotranspiration — a water deficit of 53 mm (irrigation may be needed). Soil moisture averages around 11%. Growing degree-days add up to roughly 177 °C·day.

Spraying window: dry day (< 1 mm) with light wind (< 19 km/h). ET₀: reference evapotranspiration (FAO-56). Water balance: rain − ET₀ (negative = deficit). Degree-days: sum of temperature base 6 °C. Soil: surface soil moisture. Sources: ECMWF/GFS + Open-Meteo.

Official weather data from Météo-France (French Meteorological and Hydrological Institute) · Météo-France · French Museum of Natural History · Bison Futé
Updated: 23:09