In October, Guelph typically sees daytime highs of 13.3°C and overnight lows around 3.1°C. Compared to the annual average high of 11.3°C, October runs +2.1°C.
October in Guelph averages a daytime high of 13.3°C and an overnight low of 3.1°C.
October runs +2.1°C compared to Guelph's annual average high of 11.3°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 13.3°C and cooler evenings around 3.1°C.