In December, Ratchaburi typically sees daytime highs of 30.0°C and overnight lows around 20.0°C. Compared to the annual average high of 32.5°C, December runs -2.5°C.
December in Ratchaburi averages a daytime high of 30.0°C and an overnight low of 20.0°C.
December runs -2.5°C compared to Ratchaburi's annual average high of 32.5°C, ranking #12 of 12 months by warmth.
Plan for daytime highs near 30.0°C and cooler evenings around 20.0°C.