Here is a list of the current Whether App features that are available in v1.1, which is currently available on the iOS App Store.
v1.5 adds 24 hour forecast graphs for current and last year conditions.
Finally answer the question of whether it was warmer or colder last year.
This has to the be the best Whether App feature, now you can answer that speculative question, without speculation.
This Whether App feature will show the current inches/mm of precipitation for a given location.
This Whether App feature shows the wind speed in MPH/KPH.
This Whether App features shows the humidity percentage.
This Whether App feature lets the user tap the Globe icon, which will open the Location Map. Use the manual mode to select just about any land-based location in the world.
Settings Panel (v1.2)
Tapping the Cogs button will open the Settings Panel. This Whether App feature is for manually setting the app to Celsius or Fahrenheit, and Metric or Imperial.
In-App Purchases are available for the other Whether App features in the app. Can be purchased individually for or “All +Future”.
The proceeds go towards keeping the app free for Temperature and helps pay for the very excellent weather data from Forecast.io. Weather data is expensive, especially for historical data. And Forecast.io is not only high quality, but has a lot of historical data available for most locations, all over the world.