fixes for audio playback and float conversion

scripts/constants.gd

@@ -26,7 +26,12 @@ static func fahrenheit_to_celsius(fahrenheit: float) -> float:
 	return (fahrenheit - 32.0) * 5.0/9.0
 
 static func code_to_weather(code) -> int:
-	return weather_codes.get(str(code), WEATHER.UNKNOWN)
+	var key: String
+	if code is float or code is int:
+		key = str(int(code))
+	else:
+		key = str(code)
+	return weather_codes.get(key, WEATHER.UNKNOWN)
 
 const weather_color := {
 	WEATHER.CLOUDY: Color('9fdbff'),