This config is working for me. Can you test.
Did you run npm install after git clone?
		{
			module: 'MMM-MyWeather',
			position: 'top_left',
			config: {
				fade: false,
				apikey: 'yourapikey', // private; don't share!
				lat: "59.613794", // Culemborg, NL ;)
				lon: "11.072405", // use the quotes! 
				hourly: '1',
				coloricon: true,
				iconset: "colourful",
				fctext: '0',
				fcdaycount: "5",
				fcdaystart: "0",
				hourlyinterval: "3",
				hourlycount: "2",
				alerttime: 10000,
				alerttruncatestring: "english:",
				roundTmpDecs: 1,
				windunits: "kph",
				UseCardinals: 0,
				layout: "vertical",
				timeFormat: "HHmm",
			}
		},
