Moisture problems show up everywhere in HVAC systems. Knowing how humidity behaves in air can make troubleshooting ...

DAVENPORT, Iowa (KWQC) - As critical fire danger spreads across the region through spring, understanding one simple weather concept could make the difference: dew point. Relative Humidity (or RH) ...

ROCHERSTER, N.Y. – This time of year, we often complain about strong winds or bitterly cold temperatures. But another common and often overlooked issue is extremely dry, desert-like air. We regularly ...

SEATTLE — It's foggy, cloudy, and raining in the Pacific Northwest much of the winter. Plus, the humidity is at 100%. But why does it still feel dry? Why do your lips still get chapped and your skin ...

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.

NORFOLK, Va. — Most summer days, you hear us talk about “humidity” when describing how the air feels. While many people are familiar with the term relative humidity — the percentage of water vapor in ...

Often times during hot and humid stretches of the summer season you’ll hear a meteorologist refer to the dew point temperature, but not so much the relative humidity. And that may have you thinking ...

Hot summers are nothing new for much of the United States, but the combination of heat and humidity has taken on a truly antagonistic role this year, pushing us closer to our melting points in an ...

ST. LOUIS- If you noticed how high the humidity was this past July, you’re not the only one. The average dew point for July of 2025 was nearly 4-6 degrees above normal for the St. Louis area. “That’s ...

We’ll be discussing the difference between dew point and relative humidity in this edition of Weather Tidbits. Both of these weather parameters describe moisture in the air, but represent very ...