In October, Keflavik typically sees daytime highs of 7.1°C and overnight lows around 3.3°C. Compared to the annual average high of 6.8°C, October runs +0.2°C.
October in Keflavik averages a daytime high of 7.1°C and an overnight low of 3.3°C.
October runs +0.2°C compared to Keflavik's annual average high of 6.8°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 7.1°C and cooler evenings around 3.3°C.