Skip to content Weatherlens
Weather data: Open-Meteo.com (CC BY 4.0)
Historical data, no forecasts. Climate normals based on 30-year average.
Copernicus/ERA5 : Contains modified Copernicus Climate Change Service information. Neither the European Commission nor ECMWF is responsible for any use of the information.
Weather Reports API Privacy Contact
Ottignies-Louvain-la-Neuve — Weatherlens — Weatherlens
Belgium / Ottignies-Louvain-la-Neuve Ottignies-Louvain-la-Neuve ☆ ℹ Waals-Brabant
Updated -11 hours ago </> Embed code
Share link Share as image
Jaren: 2026 2025 2024 2023 2020
2026 2025 2024 2023 2020
2026 2025 2024 2023 2020
Data: 11/30 (37%) 🌡 Temperature September
i Average daily temperature based on hourly measurements at 2 meters above ground. 17.6°C
+1.3 °C vs normal
Based on 11/30 days
🌧 Precipitation September
i Total precipitation including rain, snow, and drizzle.
☀ Sunshine September
i Total hours of direct sunshine (>120 W/m²). 101.6u
+2.1 u vs normal
Based on 11/30 days
💨 Wind September
i Average wind speed at 10 meters above ground. 12.0km/h
Based on 11/30 days
☁ Cloud cover September
i Average cloud cover as a percentage of the sky. 65.8%
Based on 11/30 days
💧 Humidity September
i Average relative humidity at 2 meters above ground. 74.2%
Based on 11/30 days
3 days {direction, select, warm {warmer} cold {colder} other {}} than normal in a row
Monthly summary September 2026 was 1.3°C warmer than normal with an average of 17.6°C. It was drier than usual: 9.1mm of rain, 86% less than normal. Less sun than usual with 102 hours, 63% less than normal.
driest 25% — precipitation(#4/4) gloomiest 25% — sunshine(#4/4)
# Driest September in 4 years (9.1 mm)~ 98% less rain than normal (September)
Records 🔥
35.9 °C
Hottest day
31/07/2020
🥶
-7.1 °C
Coldest day
14/01/2025
🌊
40.100002 mm
Wettest day
07/09/2024
☀
15.812183159722222 u
Sunniest day
21/06/2025
Download Temperature (°C) CSV Download Precipitation (mm) CSV
☁ Cloud cover 2026 vs 2025 vs 2024 vs normal
Wind Rose Wind direction distribution — September 2026
Dir % Avg N 1.7% 4.9 km/h NE 0.8% 6.8 km/h E 0.4% 2.5 km/h SE 8.3% 5.8 km/h S 10.8% 5.8 km/h SW 49.2% 13.7 km/h W 23.8% 14.1 km/h NW 5.0% 10.7 km/h
🌡 Temperature (°C)Show table
🌧 Precipitation (mm)Show table