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
Convert across 12 categories including area, currency, data, distance, temperature, and time. Swap by pressing a button on the keypad. View live currency updates for 155 world currencies every 15 minutes. Supports iPad Split View.
View hourly and daily with temperature, precipitation, and wind details. Track severe alerts and radar imagery. Set location-based notifications and customize alerts for specific conditions. Share with others via social media or messaging.
View 7-day forecasts with today’s max and min temperatures. Check 'feels like' temperature and wind details including speed in multiple units. Track humidity levels and precipitation probability. Customize layout and preferred parameters.
Calculate by inputting temperature and humidity data. Select building layers from interior to exterior. Identify heat loss and humidity issues. schedule to monitor progress and track changes over time.
Check current temperature and hourly forecast. View 7-day predictions. See chance of rain, UV Index, and Air Quality Index. Track wind speed, direction, dew point, and visibility. Monitor min, max, and feels-like temperatures.
Provide 7-day forecasts in 3-hour intervals. Display weather reports for 2 million global locations. Show detailed temperature, wind, pressure, precipitation, humidity, UV index, and feels-like data. Supports Apple Watch integration.
The app provides 7-day forecasts in 3-hour periods for 2 million locations. It includes details on temperature, wind, pressure, precipitation, humidity, UV index, and extreme weather alerts.
The app displays weather readings and charts from a network of personal weather stations. Users can view conditions in their neighborhood or backyard, with premium subscribers accessing Home and Lock Screen widgets and a companion Watch app.
Offers standard and advanced math functions including percent, negative sign, memory, brackets, and history. It includes trigonometry, roots, exponents, and logarithms.
Check current with details like temperature, humidity, visibility, pressure, precipitation chance, and storm alerts. View 5-day forecasts with daily conditions. Plan activities based on accurate data.
View current and forecasted weather worldwide with real-time updates. Check precipitation chances and 24/7 forecasts. Access detailed weather data from multiple sources. Track temperature, humidity, and wind conditions.
Monitor indoor air quality with real-time CO₂, temperature, humidity, and atmospheric pressure readings. Track radiation levels and total exposure. View historical data and set alerts for thresholds.
Track current speed and direction from nearby locations. View real-time data from Tempest Systems and government sources. Access nearcast forecasts and historical reports. Set location-based alerts for changes. Share updates with others.
Calculate by entering speed and air temperature. Support units for air temperature including °C, °F, and Kelvin, and speed in mph, km/h, m/s, and knots. Include a temperature converter for unit conversion.
Displays current outside temperature based location.
The app displays the current outside temperature based on the user's location. It shows local conditions including temperature, high and low, wind speed, and humidity.
Check current with temperature, description, icon, feels like, wind speed, humidity, precipitation, and sunrise/sunset times. View hourly forecasts for up to 10 days with temperature and conditions. Set location manually or automatically.
View real-time maps showing precipitation types like rain, snow, and hail. Access detailed 24-hour and 14-day forecasts for any location. Receive severe weather alerts and track current conditions globally.