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Belgium / Attert Luxemburg
Updated -19 hours ago ↓ 9.55°C/decennium </> Embed code
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Jaren: 2026 2025 2024 2023 2020
2026 2025 2024 2023 2020
2026 2025 2024 2023 2020
Data: 13/30 (43%) 🌡 Temperature September
i Average daily temperature based on hourly measurements at 2 meters above ground. 16.7°C
+1.8 °C vs normal
Based on 13/30 days
🌧 Precipitation September
i Total precipitation including rain, snow, and drizzle.
☀ Sunshine September
i Total hours of direct sunshine (>120 W/m²). 128.9u
+11.4 u vs normal
Based on 13/30 days
💨 Wind September
i Average wind speed at 10 meters above ground. 10.3km/h
Based on 13/30 days
☁ Cloud cover September
i Average cloud cover as a percentage of the sky. 59.4%
Based on 13/30 days
💧 Humidity September
i Average relative humidity at 2 meters above ground. 70.6%
Based on 13/30 days
Monthly summary September 2026 was 1.8°C warmer than normal with an average of 16.7°C. It was drier than usual: 9.8mm of rain, 93% less than normal. Less sun than usual with 129 hours, 52% less than normal.
driest 25% — precipitation(#4/4) gloomiest 25% — sunshine(#4/4)
# Driest September in 4 years (9.8 mm)~ 99% less rain than normal (September)— 3 summer days (max ≥ 25°C)! Daily record: 25.8°C on 4 September
Records 🔥
36.7 °C
Hottest day
27/06/2026
🥶
-8.9 °C
Coldest day
20/01/2024
🌊
51.5 mm
Wettest day
02/01/2024
☀
15.376807725694444 u
Sunniest day
03/07/2025
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% 5.8 km/h NE 3.1% 5.9 km/h E 6.3% 7.6 km/h SE 6.9% 7.2 km/h S 1.0% 5.1 km/h SW 23.3% 12.9 km/h W 38.5% 12.3 km/h NW 19.1% 7.1 km/h
🌡 Temperature (°C)Show table
🌧 Precipitation (mm)Show table