In December, Coquitlam typically sees daytime highs of 3.0°C and overnight lows around -0.6°C. Compared to the annual average high of 11.6°C, December runs -8.5°C.
December in Coquitlam averages a daytime high of 3.0°C and an overnight low of -0.6°C.
December runs -8.5°C compared to Coquitlam's annual average high of 11.6°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 3.0°C and cooler evenings around -0.6°C.