In December, Kopeysk typically sees daytime highs of -8.8°C and overnight lows around -16.3°C. Compared to the annual average high of 7.1°C, December runs -15.9°C.
December in Kopeysk averages a daytime high of -8.8°C and an overnight low of -16.3°C.
December runs -15.9°C compared to Kopeysk's annual average high of 7.1°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near -8.8°C and cooler evenings around -16.3°C.