In October, Reykjavik typically sees daytime highs of 6.7°C and overnight lows around 2.0°C. Compared to the annual average high of 6.9°C, October runs -0.1°C.
October in Reykjavik averages a daytime high of 6.7°C and an overnight low of 2.0°C.
October runs -0.1°C compared to Reykjavik's annual average high of 6.9°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 6.7°C and cooler evenings around 2.0°C.