Recent National Weather Service forecasts for Seattle on October 13 converge on a daytime high in the low 60s°F under partly to mostly cloudy skies with light southerly winds, reflecting stable post-frontal conditions typical of mid-October. This aligns with climatological norms, where average highs hover near 60-62°F absent strong warming or cooling influences. Model consensus supports limited variability, with most runs avoiding extremes above 64°F or below 58°F, though minor differences in cloud cover and boundary-layer mixing introduce modest uncertainty in peak readings. Official observations from Sea-Tac and downtown stations will resolve the exact maximum, sustaining trader emphasis on the 60-63°F range as the most probable outcome.