In December, San Angelo typically sees daytime highs of 16.3°C and overnight lows around 0.7°C. Compared to the annual average high of 25.8°C, December runs -9.5°C.
December in San Angelo averages a daytime high of 16.3°C and an overnight low of 0.7°C.
December runs -9.5°C compared to San Angelo's annual average high of 25.8°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 16.3°C and cooler evenings around 0.7°C.