The park is always open and may be visited anytime of year. Visitation increases as temperatures moderate in the fall, peaks during the spring, and diminishes during the heat of summer. For current conditions, visit Joshua Tree's weather on NOAA. Days are typically clear with less than 25% humidity. Temperatures are most comfortable in the spring and fall, with an average highs around 85°F (29°C) and average lows around 50°F (10°C) respectively. Winter brings cooler days, around 60°F (15°C), and freezing nights. It occasionally snows at higher elevations. Summers are hot, over 100°F (38°C) during the day and not cooling much below 75°F (24°C) at night.