DewPoint Hygrometer displays the dew point, air temperature, and relative humidity at your current location.

The app is launched in the main window, and "Circle..." will be indicated in the status at the top of the screen.
DewPoint Hygrometer establishes your location from GPS satellites, and then obtains the meteorological information that applies at the relevant co-ordinates.
The display format for the retrieved information is: " pressure_mb, visibility_km, solarradiation, UV level".
Details View will show up after press D button.