In December, Mostaganem typically sees daytime highs of 16.4°C and overnight lows around 7.8°C. Compared to the annual average high of 22.5°C, December runs -6.1°C.
December in Mostaganem averages a daytime high of 16.4°C and an overnight low of 7.8°C.
December runs -6.1°C compared to Mostaganem's annual average high of 22.5°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 16.4°C and cooler evenings around 7.8°C.