**Forecast consensus from major models, including the Finnish Meteorological Institute and Met Office, centers on a daily maximum of 13°C for Helsinki on October 16, 2026, under southerly flow and overcast skies with light rain possible.** This places the outcome well above the 1991–2020 climatological average high of roughly 9°C yet below the all-time record of 14.7°C. Consistent model guidance showing afternoon peaks near 13°C, combined with stable steering patterns and no rapid warm advection, underpins the market’s 71% implied probability for 13°C. Modest upside risk to 14°C (17.5%) remains if boundary-layer mixing exceeds current expectations, while downside scenarios cluster around 12°C. Traders are weighting the tight model agreement and limited forecast spread ahead of the next update cycle.