**Trader consensus at 100% for a 36°C high on October 1, 2026, in Jeddah reflects strong agreement across meteorological forecasts and real-time observations.** Clear skies, light to moderate westerly winds, and typical early-October subtropical conditions—driven by the Arabian high-pressure system and Red Sea moisture—support a daily maximum near this level, consistent with historical baselines of 33–35°C and model outputs showing afternoon peaks at or just above 36°C (around 96–97°F). Official monitoring from agencies like the Saudi National Center for Meteorology and international sources (e.g., yr.no, Weather Underground) align on this threshold without significant model spread. Realistic challenges remain limited but include unexpected increases in cloud cover reducing solar heating, shifts in wind patterns, or minor station-specific measurement differences, though current data indicate low likelihood of deviation from the market-implied outcome.