In December, Kaiyuan typically sees daytime highs of 16.3°C and overnight lows around 6.5°C. Compared to the annual average high of 21.8°C, December runs -5.5°C.
December in Kaiyuan averages a daytime high of 16.3°C and an overnight low of 6.5°C.
December runs -5.5°C compared to Kaiyuan's annual average high of 21.8°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 16.3°C and cooler evenings around 6.5°C.