Relative humidity measures how much moisture is in the air compared to how much it could hold at a given temperature. It is simply the dew point temperature divided by the air temperature, times 100.

Understanding the difference between humidity and moisture.

More extremely warm conditions for mid-February are in store for Chicagoland on Wednesday, with high temperatures soaring into the mid-60s in some locations.

Your home will be an escape from the humidity with these tricks.

New Zealand’s summer has been defined by repeated bursts of intense rain, as subtropical systems have swept down over the upper North Island and beyond. Floods, slips and storm damage – most recently ...