In September, Saint Sampson typically sees daytime highs of 17.4°C and overnight lows around 13.4°C. Compared to the annual average high of 13.2°C, September runs +4.3°C.
September in Saint Sampson averages a daytime high of 17.4°C and an overnight low of 13.4°C.
September runs +4.3°C compared to Saint Sampson's annual average high of 13.2°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 17.4°C and cooler evenings around 13.4°C.