A simple gem. It will return the current temperature in degrees Fahrenheit using Weather Underground's API.
A WU api key is necessary to use this. Set the api key as an environment var, WUNDERGROUND_API_KEY="you_api_key". If you omit this, the gem will fallback to the api key on WU's documentation page, which comes with unknown side effects.
CurrentTemperature.at_location(94110)
CurrentTemperature.at_location("San Francisco, Ca")