San Antonio Weather Information
San Antonio experiences year-round weather. Average temperatures range for 50° in January to the mid-90s in June. The warmest summer months, July and August, average daily temperatures above 90° over 80% of the time. Extremely high temperatures, however, are rare. Mild weather prevails during the fall and winter months with below freezing temperatures occurring, on average, about twenty days each year.
Rainfall: The normal annual rainfall is approximately 28”, fairly well distributed throughout the year with the heaviest months being May and September. Measurable snow occurs rarely, although snowfall of two to four inches occurs about every ten years.
Sunshine: San Antonio enjoys about 50% of the possible amount of sunshine during the winter months and more than 70% during the summer months.
Humidity and temperatures: Relative humidity is at its highest point during the cooler morning hours, dropping to its lowest point in the afternoon.
Severe Weather: San Antonio’s position in the central part of the state keeps it from harm’s way of “Tornado Alley” that is part of northern Texas and Oklahoma. The distance of 140 miles from the Gulf Coast prevents tropical weather patterns from disturbing San Antonio’s weather. Hurricanes affecting the Gulf Coast typically diminish to heavy showers by the time they arrive in the area.
image courtesy of rerockstar