How accurate is the forecast for Grimbergen?

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

Grimbergen BE

June 23, 2026 · 5:06 am

21^°

Clear sky

Feels like 22°C

Humidity: 72%
Wind: 7 km/h ESE
Pressure: 1023 hPa
Cloud: 1%

7-day forecast

June 23, 2026 Overcast 2% 32°C / 20°C June 24, 2026 Overcast 0% 38°C / 25°C June 25, 2026 Overcast 0% 36°C / 23°C June 26, 2026 Overcast 29% 38°C / 25°C June 27, 2026 Overcast 14% 39°C / 25°C June 28, 2026 Light drizzle 40% 34°C / 22°C June 29, 2026 Overcast 37% 27°C / 20°C

Nearby weather

Cities near Grimbergen

Compare weather conditions in surrounding cities and open any local forecast instantly.

2.9 km Strombeek-Bever BE View forecast 3.2 km Meise BE View forecast 4.1 km Vilvoorde BE View forecast 4.8 km Wolvertem BE View forecast 5.5 km Wemmel BE View forecast 5.5 km Machelen BE View forecast 5.9 km Diegem BE View forecast 6.9 km Evere BE View forecast

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