For runners, the difference between 60F and 100F (~15.5 - 37.8 C) is about 2 minutes per mile at the same effort. That’s a huge difference. Humidity makes it worse because your body’s main method for cooling itself doesn’t work, but sweating, comfort, and preference aside, its literally harder to do anything in the heat.
For runners, the difference between 60F and 100F (~15.5 - 37.8 C) is about 2 minutes per mile at the same effort. That’s a huge difference. Humidity makes it worse because your body’s main method for cooling itself doesn’t work, but sweating, comfort, and preference aside, its literally harder to do anything in the heat.