bar5.vl

{
    "$schema": "https://vega.github.io/schema/vega-lite/v4.json",
    "data": {
        "url": "https://vega.github.io/vega-lite/data/seattle-weather.csv"
    },
    "description": "Seattle weather stacked bar chart",
    "encoding": {
        "color": {
            "field": "weather",
            "legend": {
                "title": "Weather type"
            },
            "scale": {
                "domain": [
                    "sun",
                    "fog",
                    "drizzle",
                    "rain",
                    "snow"
                ],
                "range": [
                    "#e7ba52",
                    "#c7c7c7",
                    "#aec7ea",
                    "#1f77b4",
                    "#9467bd"
                ]
            },
            "type": "nominal"
        },
        "x": {
            "axis": {
                "title": "Month of the year"
            },
            "field": "date",
            "timeUnit": "month",
            "type": "ordinal"
        },
        "y": {
            "aggregate": "count",
            "type": "quantitative"
        }
    },
    "mark": "bar"
}