In December, Chennai typically sees daytime highs of 28.3°C and overnight lows around 22.0°C. Compared to the annual average high of 32.5°C, December runs -4.2°C.
December in Chennai averages a daytime high of 28.3°C and an overnight low of 22.0°C.
December runs -4.2°C compared to Chennai's annual average high of 32.5°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 28.3°C and cooler evenings around 22.0°C.