Doesn't seem to work

public static final String TAG = MainActivity.class.getSimpleName();
Current mCurrent;

@BindView(R.id.tempTextView) TextView mTemp;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    String APIKey = "79c776e9f419481bbe3ecbbb6f6099c8";
    double latitude = 41.1421743;
    double longtitiude = 22.4851028;

    Uri.Builder builder = new Uri.Builder()
            .scheme("https")
            .authority("api.forecast.io")
            .appendPath("forecast")
            .appendPath(APIKey)
            .appendPath(latitude + "," + longtitiude)
            .appendQueryParameter("units", "si");

    String URL = builder.build().toString();
    Log.i(TAG, URL);

    OkHttpClient client = new OkHttpClient();
    Request request = new Request.Builder()
            .url(URL)
            .build();
    Call call = client.newCall(request);
    call.enqueue(new Callback() {
        @Override
        public void onFailure(Call call, IOException e) {

        }

        @Override
        public void onResponse(Call call, Response response) throws IOException {
            String jsonData = response.body().string();

            if(response.isSuccessful()){
                try {
                    mCurrent = getData(jsonData);
                } catch (JSONException e) {
                    e.printStackTrace();
                }
            }else{
                Error();
            }

        }
});

private void Error(){
    Toast.makeText(this , "NO NET", Toast.LENGTH_SHORT).show();
}

private Current getData(String jsonData) throws JSONException {
    JSONObject forecast = new JSONObject(jsonData);
    JSONObject currently = forecast.getJSONObject("currently");

    Current now = new Current();
    now.setTemp(currently.getDouble("temperature"));
    now.setPrecip(currently.getDouble("precipProbability"));
    now.setSummary(currently.getString("summary"));
    now.setTime(currently.getLong("time"));

    Log.i(TAG, now.getSummary());

    return now;


}