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Zaanstad — Weatherlens — Weatherlens
Netherlands / Zaanstad Noord-Holland
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Jaren: 2026 2025 2024 2023 2020
2026 2025 2024 2023 2020
2026 2025 2024 2023 2020
Data: 14/30 (47%) 🌡 Temperature September
i Average daily temperature based on hourly measurements at 2 meters above ground. 17.8°C
+1.5 °C vs normal
Based on 14/30 days
🌧 Precipitation September
i Total precipitation including rain, snow, and drizzle.
☀ Sunshine September
i Total hours of direct sunshine (>120 W/m²). 106.1u
-24.7 u vs normal
Based on 14/30 days
💨 Wind September
i Average wind speed at 10 meters above ground. 18.8km/h
+6.2 km/h vs normal
Based on 14/30 days
☁ Cloud cover September
i Average cloud cover as a percentage of the sky. 73.9%
+11.7 % vs normal
Based on 14/30 days
💧 Humidity September
i Average relative humidity at 2 meters above ground. 79.4%
-1.6 % vs normal
Based on 14/30 days
4 days {direction, select, warm {warmer} cold {colder} other {}} than normal in a row
Monthly summary September 2026 was 1.5°C warmer than normal with an average of 17.8°C. It was drier than usual: 50.5mm of rain, 38% less than normal. Less sun than usual with 106 hours, 62% less than normal.
warmest 25% — temperature(#1/4) driest 25% — precipitation(#4/4) gloomiest 25% — sunshine(#4/4)
# Warmest September in 4 years (17.8°C)# Driest September in 4 years (50.5 mm)~ 89% less rain than normal (September)! Daily record: 20.7°C on 13 September
Records 🔥
34.8 °C
Hottest day
01/07/2025
🥶
-6.9 °C
Coldest day
11/01/2026
🌊
39.8 mm
Wettest day
04/10/2025
☀
16.103116319444446 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 1.8% 6.5 km/h NE 1.2% 6.3 km/h E 0.9% 8.2 km/h SE 4.5% 11 km/h S 17.0% 14.4 km/h SW 33.9% 20.7 km/h W 29.8% 23.6 km/h NW 11.0% 14.6 km/h
🌡 Temperature (°C)Show table
🌧 Precipitation (mm)Show table