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
Hoorn — Weatherlens — Weatherlens
Netherlands / Hoorn Noord-Holland
Updated -6 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: 14/30 (47%) 🌡 Temperature September
i Average daily temperature based on hourly measurements at 2 meters above ground. 17.2°C
+0.9 °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). 108.5u
-24.0 u vs normal
Based on 14/30 days
💨 Wind September
i Average wind speed at 10 meters above ground. 18.4km/h
+4.0 km/h vs normal
Based on 14/30 days
☁ Cloud cover September
i Average cloud cover as a percentage of the sky. 69.6%
+6.6 % vs normal
Based on 14/30 days
💧 Humidity September
i Average relative humidity at 2 meters above ground. 81.9%
+2.3 % 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 0.9°C warmer than normal with an average of 17.2°C. It was drier than usual: 70.9mm of rain, 11% less than normal. Less sun than usual with 109 hours, 62% less than normal.
driest 25% — precipitation(#4/4) gloomiest 25% — sunshine(#4/4)
# Driest September in 4 years (70.9 mm)~ 86% less rain than normal (September)! Daily record: 19.8°C on 13 September
Records 🔥
33.7 °C
Hottest day
01/07/2025
🥶
-5.9 °C
Coldest day
11/01/2026
🌊
29.6 mm
Wettest day
05/07/2023
☀
16.18374782986111 u
Sunniest day
14/06/2023
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 0.9% 5.9 km/h NE 0.6% 7.2 km/h E 0.6% 6 km/h SE 5.4% 12.9 km/h S 15.8% 14.7 km/h SW 36.6% 19.2 km/h W 29.5% 22.6 km/h NW 10.7% 15.4 km/h
🌡 Temperature (°C)Show table
🌧 Precipitation (mm)Show table