Don’t over dress: You will warm up as you get moving. Overdressing will cause you to overheat in the cold. Dress as if it’s 20 degrees warmer outside than it is. Heading into the wind you’ll be chilly at first but you’ll warm up quickly.
Don’t forget the sun: A problem people usually think of only in the summer but the winter sun can be just as damaging to the skin and eyes. Wear sunglasses and sunscreen when you head out in either the summer or winter.
Running in the heat has it’s own challenges. The temperature affect on running in the heat has some other issues that affect the runner. The weather must be accounted for with lighter clothing and material that also wicks moisture away from the body. When the temperature reaches 90-100F there is an increased risk of heat cramps and exhaustion; at 105 and above the possibilities of stroke and exhaustion are highly likely.