May 2025 in the province of Namur brought mild spring weather with temperatures hovering just above the seasonal average. The month presented a mixed picture of conditions, with notable temperature swings and below-average rainfall that characterized the weather pattern across the region.
Temperature Overview
The average temperature for May in Namur reached 13.5 degrees Celsius, marginally warmer than the normal value of 13.3 degrees, representing an anomaly of just 0.2 degrees. The month experienced considerable temperature variation, with the coldest reading of 2.1 degrees recorded in Beauraing on May 23rd, indicating a late spring frost event. In contrast, the warmest day occurred at the month's end, with Beauraing recording a pleasant 27.9 degrees on May 31st, marking a dramatic warming trend as spring progressed toward summer.
Precipitation Patterns
Rainfall throughout May was notably drier than typical, with an average total of 63.6 millimeters compared to the normal 85.3 millimeters, representing a 25 percent deficit. The wettest day of the month occurred on May 31st in Cerfontaine, where 36.6 millimeters fell in a single day. Cerfontaine emerged as the wettest location overall, accumulating 84.3 millimeters for the entire month, suggesting that precipitation was concentrated in specific areas rather than distributed evenly across the province.
Sunshine and Notable Observations
May delivered above-average sunshine, with 331.7 hours recorded against a normal of 319.0 hours, representing a 4 percent surplus. This additional sunshine contributed to the pleasant spring conditions experienced throughout most of the month. The combination of drier conditions and increased sunshine created favorable weather for outdoor activities during the first three weeks of May, though the month concluded with significant rainfall and warming temperatures on the final day.