Recent forecasts from the Finnish Meteorological Institute and global models point to a daytime maximum near 21–23°C in Helsinki on August 10, aligning with early-August climatology under moderate southwesterly flow and variable cloud cover that limits peak insolation. This positions 22°C as the market leader, with 23°C and 24°C reflecting uncertainty in boundary-layer mixing and any brief clearing. Historical data show typical highs of 19–20°C, but current model runs indicate modest warming potential above the long-term baseline. Traders weigh these against risks of increased showers or thicker cloud, which could cap temperatures closer to 20–21°C. Updated high-resolution model outputs and official briefings over the next 48 hours will likely refine these implied probabilities.