Dew Point Calculator
Humidity & Comfort Analysis
Calculate dew point temperature, heat index, humidex, and analyze comfort levels based on temperature and humidity.
Weather Conditions
%
0% (Dry)50%100% (Saturated)
What is Dew Point?
Dew point is the temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid water (dew). It's a key indicator of humidity and comfort levels.
Dew Point Guide
< 10°C: Dry and comfortable
10-15°C: Comfortable
15-20°C: Slightly humid
20-24°C: Humid, uncomfortable
> 24°C: Very humid, oppressive
Understanding Dew Point
The dew point is the temperature at which air reaches 100% relative humidity and water vapor condenses into liquid.
Key Points:
- Higher dew point = more moisture in air
- Dew point never exceeds air temperature
- Better indicator of comfort than relative humidity
- Used in weather forecasting and HVAC
- Important for condensation prevention
Applications
Meteorology:
- Weather forecasting and analysis
- Fog and precipitation prediction
- Aviation weather reports
HVAC & Building:
- Air conditioning system design
- Condensation prevention
- Indoor air quality management
- Mold and mildew prevention
Comfort & Health Guidelines
Optimal Conditions:
- Dew point: 10-15°C (50-60°F)
- Relative humidity: 30-50%
- Temperature: 20-24°C (68-75°F)
- Good air circulation
Health Concerns:
- High humidity: Mold, bacteria growth
- Low humidity: Dry skin, respiratory issues
- Very high dew point: Heat stress risk
- Monitor indoor conditions regularly
Recommendations:
- Use dehumidifiers if too humid
- Use humidifiers if too dry
- Ensure proper ventilation
- Monitor with hygrometer
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