It had to be near one hundred percent humidity on the floor of the rain forest.

Today, the last couple of miles - amid 83-degree heat and 72 percent humidity - took more than 90 minutes.

If you must add moisture to the air, do not exceed 35 percent humidity.

A. Be prepared for temperatures in the 80's with 70 percent humidity.

The goal is to achieve 40 to 50 percent humidity.

The match lasted 3 hours 49 minutes in 88-degree heat and 70 percent humidity.

If you have 70 percent humidity, there's not a lot of room left for that air to absorb water.

Inside the nearly 2.5-acre exhibit the climate is hot, with 95 percent humidity.

That was excellent time on a 75-degree morning with 65 percent humidity.

It was 81 degrees with 85 percent humidity when the race started.