The high temperatures in Tucson, nearing 95°F (35°C), can pose risks of heat-related illnesses, particularly for vulnerable populations such as the elderly, children, and outdoor workers. The city's power grid experiences increased demand during midday hours due to widespread use of air conditioning, though recent investments in renewable energy have helped maintain reliability. Outdoor activities, including construction and landscaping, are often adjusted to avoid the peak heat of the day, reducing the risk of heat exhaustion or dehydration. Residents are encouraged to stay hydrated and limit outdoor exposure during the hottest parts of the day.