To use the OpenweatherMap API, you need to obtain an API key. Sign up here.

• By city name
• By city ID
• By ZIP code
• By geographic coordinates

• Cities within a rectangle zone
• Cities in cycle
• Call for several city IDs

• By city name
• By city ID
• By geographic coordinates

• By city name
• By city ID
• By geographic coordinates

ENGLISH("en"), RUSSIAN("ru"), ITALIAN("it"), SPANISH("sp"), UKRAINIAN("ua"), GERMAN("de"), PORTUGUESE("pt"), ROMANIAN("ro"), POLISH("pl"), FINNISH("fi"), DUTCH("nl"), FRENCH("fr"), BULGARIAN("bg"), SWEDISH("sv"), CHINESE_TRADITIONAL("zh_tw"), CHINESE_SIMPLIFIED("zh_cn"), TURKISH("tr"), CROATIAN("hr"), CATALAN("ca");

• JSON (result as String or as WeatherInfo object)
• XML (result only as String now)
• HTML (result only as String)

• Standard
• Metric
• Imperial

More information about weather parameters and unit can be found here.

Take a look at examples module