Simple Groovy script to get current temperature from the command line using the Wunderground API.

curtemp

#!/usr/bin/env groovy
import groovy.json.JsonSlurper;

String STATE = "CA";
String CITY = "San_Francisco";
String KEY = "YOUR_API_KEY";
JsonSlurper jsonSlurper = new JsonSlurper();
def jsonData = "http://api.wunderground.com/api/${KEY}/conditions/q/${STATE}/${CITY}.json".toURL().text;
def j = jsonSlurper.parseText(jsonData);
println """
Current Temperature is: $j.current_observation.temperature_string
""";