In December, Jember typically sees daytime highs of 30.1°C and overnight lows around 21.8°C. Compared to the annual average high of 29.6°C, December runs +0.5°C.
December in Jember averages a daytime high of 30.1°C and an overnight low of 21.8°C.
December runs +0.5°C compared to Jember's annual average high of 29.6°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 30.1°C and cooler evenings around 21.8°C.