15-Day Weather Forecast - Luxembourg
15-day weather forecast for Luxembourg: temperatures from 6°C (43°F) to 25°C (77°F). Average daily high 18°C (64°F) over the next 15 days.
Hourly Forecast by Day
15-Day Temperature Trend
15-Day Weather Forecast
Updated just nowWeather Insight
Luxembourg's 15-day outlook ranges from a low of 6°C to a high of 25°C, with an average daytime high near 18°C. That's 3° below the long-term average high of 21°C for this time of year. Air quality is currently good (AQI 35), with no notable outdoor health concerns.
Today vs Normal
The long-term average high for today is 21°C.
18 of the last 28 days with published data ran above normal.
That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.
Extended Outlook for Luxembourg
Over the next 15 days, Luxembourg is forecast to see temperatures ranging from 5°C to 25°C, averaging a daily high of 18°C. The extended outlook indicates occasional showers on 8 days, with 23.4 mm total accumulation. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.