Summer high temperatures range between 80° and 99° degrees with a few days over 100°. Afternoon thunderstorms usually cool things down in late July and August. The fall is usually pleasant, with mild days and crisp nights. Snow usually hits by Thanksgiving and falls periodically throughout the winter, but accumulations over 6”are rare. Winter daytime temperatures range between the 20° and 50° with cold nights that can reach 0°. Spring weather is especially unpredictable: it can be windy, cold, and wet, or still, warm, and dry. Annually Aztec Ruins receives about 10.5” of precipitation.