Weather Report: Limburg, September 2025
September 2025 brought cooler and slightly drier conditions to Limburg compared to historical averages. The month was characterized by moderate temperatures, substantial rainfall, and reduced sunshine hours, creating a typical autumn weather pattern for the southern Dutch province.
Temperature Overview
The average temperature for September in Limburg reached 15.5 degrees Celsius, falling 1.2 degrees below the normal value of 16.7 degrees. This cooler-than-average month saw significant temperature variations across the province. The warmest day occurred on September 7 in Maastricht, where temperatures climbed to 28.5 degrees Celsius, providing a brief summer-like interlude. In contrast, the coldest conditions were recorded on September 28 in Vaals, where temperatures dropped to just 6.3 degrees Celsius, marking the transition into autumn.
Precipitation Patterns
Rainfall throughout September totaled 87.2 millimeters on average, slightly below the normal amount of 88.5 millimeters, representing a one percent deficit. The wettest day of the month occurred on September 9 in Echt-Susteren, where 54.3 millimeters of rain fell. Vaals emerged as the wettest location overall, accumulating 93.2 millimeters of precipitation during the month, indicating that northern areas of Limburg experienced above-average moisture.
Sunshine and Notable Observations
Sunshine hours totaled 269 hours for the month, approximately four percent below the normal value of 281.1 hours. This reduction in sunshine is consistent with typical September weather patterns, as the days grow shorter and cloud cover increases. The combination of cooler temperatures, near-normal rainfall, and reduced sunshine created conditions typical of early autumn in Limburg, with the month transitioning from summer warmth to more seasonal autumn weather as September progressed.