By definition, the dew point is the temperature to which air must be cooled (at constant pressure) in order for it to become saturated or, otherwise put, have a 100% relative humidity.

Manama, Bahrain is set for another bright and sunny day this July 7, 2025, with clear skies and steady heat dominating the ...

Compared to relative humidity, dew point is frequently cited as a more accurate way of measuring the humidity and comfort of air, since it is an absolute measurement (unlike relative humidity).

KDKA-TV Evening Forecast (8/28) 02:49 PITTSBURGH (KDKA) — Oftentimes in weathercasts, you'll hear KDKA-TV's First Alert meteorologists mention the relative humidity and dew point, but what are ...

So, dew point is a proxy measure of the actual amount of water in the air (by weight or pressure), while relative humidity is a measure of the fractional amount of vapor.

Here, you can see wind shifts, along with temperature and dew point changes surrounding the low pressure system. For example, temperatures are warmer and there's a south wind in southern Iowa.

A dew point between 55°F and 60°F is noticeably humid. It’s muggy when the dew point is above 60°F, and it’s uncomfortable outside when it ticks above 65°F.

An isolated thunderstorm is possible almost every day, but the best chances are this afternoon, Saturday & Sunday.

Sunshine will be in abundance and humidity levels will be more comfortable in Northeast Ohio starting Wednesday and lasting ...