Scorpions in Texas are active all year, but during the summer months the heat brings the scorpions in the houses, also when people leave the lights on it will attract scorpions. The are not attracted to the lights, the things they eat are drawn to the lights. There are 18 different scorpion species in Texas. When they sting you should seek medical attention, then get professional scorpion control. Call Sureguard 972-406-8600