San Antonio, TX weather in May 1977

Temperature for May 1977

In May 1977 the average high temperature in San Antonio, TX was 82.2°F, and this was 4.7°F cooler than the average of 86.9°F. The hottest day in May 1977 was 31 May when the temperature reached 89.1°F. Overnight the average temperature in May is 66.0°F and in 1977 the average overnight temperature was 0.6°F warmer at 66.6°F.

Precipitation for May 1977

In May the average monthly rainfall in San Antonio, TX is 2.56 inches with rain usually falling on 10 days. In May 1977 there was a total of 1.60 inches of rain, that fell on 17 days.