The app calculates relative humidity or dew point based on air temperature. Users can determine the dry bulb temperature, relative humidity percentage, or dew point temperature by inputting two known values.
by Alfred L Poy★ 3.515 ratingsWeatherFreeData updated 2026-09-22
Calculate dew with temperature and humidity inputs
Calculate dew temperature using air temperature and relative humidity. Convert results to Kelvin, Celsius, or Fahrenheit. Input values manually for accurate calculations.
Calculate drying environment variables by entering temperature and relative humidity to determine grains per pound. Access advanced features for vapor pressure and dew point calculations. Switch between Fahrenheit and Celsius units.
Check current and forecasted conditions by the hour for the next ten days. View temperature, rain, snow, and wind details. Use maps to explore local patterns. Receive alerts for adverse conditions. Sync favorite locations across devices using iCloud.
View satellite imagery updated in near real-time. Track hurricanes, storms, and severe . Monitor wildfires and smoke. Explore current and forecasts for rain, wind, temperature, and pressure. and interact with global maps.
View current and weekly forecasts with times for multiple locations. Customize parameters and layouts. See animated scenes and backgrounds. Track temperature, precipitation, and wind conditions. Set up alerts for severe .
Calculate air properties and track moisture levels
Calculate air properties like temperature, humidity, and dew point. Determine enthalpy and moisture content. Convert between psychrometric units. Visualize air state diagrams. Export data for engineering analysis.
View real-time images for rain, snow, and mixed precipitation. Receive severe alerts. Get 24-hour precipitation forecasts. Access satellite cloud cover imagery. Select from standard, hybrid, or satellite map backgrounds.
Track current with temperature, humidity, and air pressure readings. Calculate dew point, wet bulb temperature, air density, vapor pressure, and enthalpy. Adjust indoor climate using comfort index calculations.
View live weather radar and satellite imagery. Track precipitation types and lightning. Access high-resolution forecasts using advanced models. Set location-based alerts. Share weather data with others.
Calculate , altimeter setting, relative air , and relative humidity using GPS, weather data, and the phone's barometer. Track specific humidity in grains per pound. Suitable for pilots, engine tuning, and outdoor activities.
Track wind conditions with detailed forecasts, maps, and compass readings. Monitor wind speed, direction, and gusts. Receive push notifications for wind alerts and storm warnings.
Control and manage LED Smart Bulbs remotely. Turn lights on/off, dim, set groups, timers, or schedules. Customize color and color temperature if supported. Integrate with Amazon Alexa or Google Assistant for voice control.
Calculate humidity properties using dry-bulb, wet-bulb, and dew point temperatures. Input values to determine relative humidity, vapor pressure, and specific humidity. Display results in a interface with precise Wexler–Hyland formulation.
Get detailed forecasts including wind, pressure, and precipitation chance. View animated modules for sunrise, sunset, wind, and pressure. Explore interactive maps with radar, satellite, heat, and wind data. Track favorite cities and destinations.
The app calculates psychrometric properties of moist air, including dew point, wet bulb temperature, and absolute humidity. It offers three input modes and can replace a psychrometric chart for various applications.
The app displays the dew point, air temperature, and relative humidity at the user's current location. It obtains meteorological information from GPS satellites and displays pressure, visibility, rain intensity, and UV level.
Check hourly and 10-day forecasts with humidity, precipitation, pressure, and visibility details. View wind direction and speed. See 'feels like' temperature and UV-index. Track live rain, snow, drizzle, and hail radar. Save unlimited locations.