The temperatures in San Angelo in December are quite cold with temperatures between 6°C and 16°C, warm clothes are a must.
The wather in San Angelo in December can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Please note that San Angelo can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in San Angelo in December 2025.
If you’re planning to visit San Angelo in the near future, we highly recommend that you review the 14 day weather forecast for San Angelo before you arrive.
Temperatures
16° / 6°
Rainy Days
2
Snowy Days
1
Dry Days
28
Rainfall
31
mm
Sun Hours
10.5
Hrs