5-day weather forecast Hoorn Sep 21, 2026

18°11° · Overcast

Weather forecast Hoorn Monday Sep 21, 2026: overcast, temperature from 11 °C to 18 °C.

Precipitation probability 21%. Wind up to 5.69 m/s (gusts 7.61 m/s). Air humidity 54–77%, atmospheric pressure 772–773 mm Hg, UV index up to 3.3.

Weather Alerts

ModerateSep 18, 01:27 PMSep 19, 05:34 PMTranslate with Google
Vanaf Vrijdag 18 september: kans op wind

Matige Wind

Vanaf Vrijdag 18 september: kans op wind. ZW-6 Deze weersituatie is nog onzeker. Houd onze weerberichten en waarschuwingen in de gaten.
Geen instructies beschikbaar
ModerateSep 18, 01:27 PMSep 20, 05:41 AMTranslate with Google
Vanaf Vrijdag 18 september: kans op wind

Matige Wind

Vanaf Vrijdag 18 september: kans op wind. WZW-6 Deze weersituatie is nog onzeker. Houd onze weerberichten en waarschuwingen in de gaten.
Geen instructies beschikbaar
ModerateSep 18, 01:27 PMSep 19, 05:34 PMTranslate with Google
Vanaf Vrijdag 18 september: kans op wind

Matige Wind

Vanaf Vrijdag 18 september: kans op wind. ZW-6 Deze weersituatie is nog onzeker. Houd onze weerberichten en waarschuwingen in de gaten.
Geen instructies beschikbaar
ModerateSep 18, 01:27 PMSep 20, 05:41 AMTranslate with Google
Vanaf Vrijdag 18 september: kans op wind

Matige Wind

Vanaf Vrijdag 18 september: kans op wind. WZW-6 Deze weersituatie is nog onzeker. Houd onze weerberichten en waarschuwingen in de gaten.
Geen instructies beschikbaar
Sunrise 07:24
Sunset 19:41
Waxing Gibbous82% illuminated
Moonrise 18:10 · Moonset 01:10
Chart
Table

Forecast from 11 °C to 18 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)121111111111111111141616171718181817161513141414
Precipitation (mm/hr)000000000000000000000000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)1007378985719100701059210086741003632359722100567428
Rain chance (%)2016172113820158714151291354514621111610

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)3.393.393.393.313.313.393.113.193.313.314.814.394.615.395.695.394.8143.52.692.612.392.612.89
Wind gust (m/s)5.695.035.114.835.115.223.9245.617.616.395.725.696.336.696.255.614.614.194.422.813.923.925.31
Wind direction (°)W 281°W 280°W 278°W 275°WNW 286°WNW 283°W 281°W 269°W 274°W 278°WNW 288°WNW 293°WNW 294°WNW 289°WNW 293°WNW 301°NW 306°NW 305°WNW 297°WNW 283°W 277°W 267°W 268°W 265°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)747576767472727476726263595654555556606675707577

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)773773773772773772772773773773773773773773773773773773773773773773773772

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index0000000000.40.91.82.73.33.32.92.31.30.50.10000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)4.44.54.44.34.34.34.34.44.54.53.83.43.23.1333.13.23.33.33.53.84.35.1
PM10 (µg/m³)12.312.312.311.410.911.712.51313.111.811.39.998.78.78.88.99.19.610.310.110.311.211.1
Ozone (O₃) (µg/m³)636060595960585554565967677170727373686567595957
NO₂ (µg/m³)3.84.14.34.44.34.24.85.36.47.24.43.12.42.12.12.32.83.45.37.69.19.79.39.4
SO₂ (µg/m³)0.20.20.20.20.20.20.20.20.20.20.20.10.20.20.20.20.20.10.20.20.20.20.20.3
CO (µg/m³)186188188188186186188189196195190187184183183184185186198201199197195197

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.