March 22, 2026 - March 23, 2026, the price of 16°C surged from 29c to 40c, as weather models confirmed the cooling effect of easterly winds on Haneda Airport as the date approached, making 16°C a more probable landing spot than 17°C.
March 21, 2026 - March 22, 2026, the price of 18°C crashed from 23c to 11c, as forecasts corrected previous warmer outlooks, with mainstream models no longer supporting highs breaking above 17°C.