March 2026 brought notably pleasant weather to Brussels Hoofdstedelijk Gewest, with temperatures running warmer than the seasonal average and abundant sunshine throughout the month. The period demonstrated characteristics typical of early spring, with considerable variation between mild days and cooler spells.
Temperature Overview
The average temperature for March reached 9.2 degrees Celsius, exceeding the normal value of 8.0 degrees by 1.2 degrees. This positive anomaly reflects a warmer-than-average month overall. The warmest day occurred on March 9 in Oudergem, where temperatures climbed to 18.4 degrees Celsius, providing a taste of spring conditions. In contrast, the coldest reading was recorded on March 15, also in Oudergem, dropping to minus 0.4 degrees Celsius, demonstrating the typical temperature swings characteristic of the transitional season.
Precipitation Patterns
Rainfall during March totaled 67.1 millimeters, representing an 18 percent decrease from the normal monthly precipitation of 81.6 millimeters. This drier-than-average month still experienced notable wet periods. The wettest single day occurred on March 25 in Sint-Lambrechts-Woluwe, with 18.6 millimeters of precipitation recorded. Oudergem emerged as the wettest location across the province, accumulating 72.5 millimeters over the month.
Sunshine and Notable Features
One of the most striking aspects of March 2026 was the exceptional sunshine, with 253.3 hours recorded across the province. This represented a 23 percent increase above the normal sunshine duration of 205.4 hours, making it a particularly bright month. The combination of above-average temperatures, reduced precipitation, and abundant sunshine created favorable conditions for the onset of spring activities throughout Brussels Hoofdstedelijk Gewest.