Temperature for December
In Houston, TX during December the average high temperature is 65.6°F. The hottest day on record was December 3, 2005 when the temperature hit 86.0°F.

In Houston, TX during December the average high temperature is 65.6°F. The hottest day on record was December 3, 2005 when the temperature hit 86.0°F.
In December the average monthly rainfall in Houston, TX is 1.23 inches with rain usually falling on between 10 and 11 days. 2012 was the driest December with only 0.00 inches of rain falling, and 1976 was the wettest December with 7.14 inches of rain. The wettest single day in December was 22 December 1991 when 2.80 inches of rain fell.
In December it usually snows on between 0 and 1 days. There are thunderstorms on between 1 and 2 days in December.