**Recent forecasts from sources like the National Weather Service, global models, and private providers point to a low temperature in the upper 50s to low 60s°F for New York City on September 22, 2026, aligning with the market's leading implied probabilities for 58-59°F (45%) and 60-61°F (32.5%).** A cool northeast flow behind a frontal passage is the primary driver, with breezy NE winds of 10-15 mph (gusts to 20-25 mph) advecting cooler maritime air and limiting daytime heating. Multiple 10-day outlooks show highs of 62-65°F and overnight/morning lows of 57-60°F under mostly cloudy skies with scattered showers (30-40% chance), which moderate the diurnal temperature range through enhanced mixing and evaporative cooling. This setup follows recent unsettled weather, including heavy rain on September 20 that has left residual moisture. Climatologically, the September 22 average low in Central Park is 59.4°F, so current guidance sits near or slightly below normal amid the early-autumn transition. Model consensus remains tight on the absence of strong cold advection or clear-sky radiational cooling that could push readings into the mid-50s, though minor shifts in wind strength or cloud cover could adjust the exact minimum by a degree or two. Traders appear to weigh these factors heavily, favoring the 58-61°F bins as resolution nears. New NWS and global model runs over the next 48 hours will provide the next key updates.