September 2025 Weather Report for Luxembourg Province, Belgium
September 2025 brought cooler and wetter than average conditions to the Belgian province of Luxembourg. The month was characterized by below-normal temperatures, significantly elevated precipitation levels, and reduced sunshine hours compared to historical averages.
Temperature Overview
The average temperature for September reached 13.5 degrees Celsius, falling 1.5 degrees below the normal value of 15.0 degrees. This cooler trend was evident throughout the month. The warmest day occurred on September 7 in Wellin, where temperatures climbed to 27.1 degrees Celsius. In contrast, the coldest conditions were recorded on September 28 in Bastogne, with a minimum of just 4.5 degrees Celsius, indicating a substantial temperature range of 22.6 degrees between the month's extremes.
Precipitation Patterns
Rainfall was notably abundant during September, with an average total of 151.8 millimeters across the province. This represented a 32 percent increase above the normal precipitation of 114.9 millimeters. The wettest single day occurred on September 9 in Gouvy, where 47.0 millimeters of rain fell. The location receiving the most cumulative rainfall throughout the month was Attert, with a total of 201.5 millimeters, demonstrating significant spatial variation in precipitation distribution across the province.
Sunshine and Notable Features
Sunshine hours totaled 233.2 hours during September, which was 11 percent below the normal value of 262.2 hours. This reduction in sunshine, combined with the increased precipitation, created predominantly overcast and damp conditions throughout much of the month. The combination of cooler temperatures, excessive rainfall, and limited sunshine made September 2025 a notably wet and gloomy month for Luxembourg province, with conditions typical of autumn weather patterns establishing themselves earlier than usual.