Climate in Luxembourg City

Luxembourg City, Luxembourg has a humid continental climate. The annual average temperature is about 8.5°C and the city receives roughly 871 mm of precipitation across 96 rainy days a year, with around 1684 hours of sunshine. The warmest month is Jul (highs near 24.2°C) and the coldest is Jan (lows near -7.2°C). These are deterministic, latitude- and region-based planning estimates — not a forecast or measured station data; check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Luxembourg City is classified as Humid Continental. This reflects its annual temperature range and the seasonal pattern of its rainfall.

Luxembourg City receives about 871 mm of precipitation a year over roughly 96 rainy days. The wettest month is Jun and the driest is Jan.

Luxembourg City sees an estimated 1684 hours of sunshine a year, concentrated in the warmer months around Jul.

By temperature and rainfall, the most comfortable months in Luxembourg City are Aug, Sep, Jun. Conditions vary year to year — verify with a current forecast before booking.

Luxembourg City has a climate comfort score of 64/100, a comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.

• Climate in Brussels — Oceanic, comfort 64/100
• Climate in Frankfurt — Humid Continental, comfort 65/100
• Climate in Strasbourg — Oceanic, comfort 66/100