Does the UAE summer midday break rule cover outdoor workers like me?

The midday break rule exists for exactly your situation. Every summer — broadly from mid-June to mid-September — work under direct sunlight and in open areas is prohibited during the midday hours, and construction sites are the rule's main target. Employers must reschedule work around the ban and provide shaded rest areas and water; MOHRE inspects sites through the season and fines companies for each worker found in violation. A foreman keeping a crew going through the afternoon heat in that window is not a grey area. Reporting is straightforward: complaints go through MOHRE's call centre or app, and you can flag a violating site without identifying yourself publicly — inspections do not name the worker who triggered them. As for your job: retaliating against a worker for reporting a violation is itself unlawful, and a dismissal provoked by a complaint can ground an abusive-dismissal claim with compensation. Keep simple evidence — dates, times, and photos if it is safe to take them. If you are dismissed or threatened after raising it, speak to a licensed UAE labour lawyer promptly; the timing of a dismissal right after a complaint speaks loudly.