How accurate is the forecast for Haarlem?

Forecasts are pulled from leading meteorological models and refreshed automatically every 30 minutes. Short-range accuracy (next 24 hours) is typically within 1–2°C and 80–90% for precipitation.

How often is the data updated?

Current conditions and the hourly outlook refresh every 30 minutes; daily forecasts every hour.

What does the air-quality (AQI) value mean?

We display the European AQI on a scale from Good (0–20) to Extremely poor (>100), blending PM2.5, PM10, NO₂ and O₃.

Clima Map

Haarlem NL

June 8, 2026 · 8:52 am

16^°

Overcast

Feels like 15°C

Humidity: 73%
Wind: 10 km/h S
Pressure: 1016 hPa
Cloud: 100%

June 10, 2026 · June 10, 2026

Moderate rain

17°C · 12°C

Rain: 5.93 mm · UV: 6.4 · Wind: 19 km/h

Nearby weather

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Weather notice Forecasts are for general planning. During severe weather, follow official alerts and local authority instructions.