Grafana dashboard: BME280 Exporter
Description: by @spawn2kill - https://github.com/SpaWn2KiLl/bme280-exporter

Check [Github](https://github.com/SpaWn2KiLl/bme280-exporter) for more details.

{
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      "name": "DS_PROMETHEUS",
      "label": "Prometheus",
      "description": "",
      "type": "datasource",
      "pluginId": "prometheus",
      "pluginName": "Prometheus"
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  "__requires": [
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    {
      "type": "panel",
      "id": "graph",
      "name": "Graph",
      "version": ""
    },
    {
      "type": "datasource",
      "id": "prometheus",
      "name": "Prometheus",
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    },
    {
      "type": "panel",
      "id": "singlestat",
      "name": "Singlestat",
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    }
  ],
  "annotations": {
    "list": [
      {
        "builtIn": 1,
        "datasource": "-- Grafana --",
        "enable": true,
        "hide": true,
        "iconColor": "rgba(0, 211, 255, 1)",
        "name": "Annotations & Alerts",
        "type": "dashboard"
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    ]
  },
  "description": "by @spawn2kill - https://github.com/SpaWn2KiLl/bme280-exporter",
  "editable": false,
  "gnetId": 11582,
  "graphTooltip": 0,
  "id": null,
  "iteration": 1579389851510,
  "links": [],
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      "gridPos": {
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        "x": 0,
        "y": 0
      },
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      "panels": [],
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    },
    {
      "cacheTimeout": null,
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      "colorPrefix": false,
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        "#299c46",
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      "nullPointMode": "connected",
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      "postfixFontSize": "50%",
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      "prefixFontSize": "50%",
      "rangeMaps": [
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      ],
      "sparkline": {
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        "lineColor": "rgb(255, 104, 0)",
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      },
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      "targets": [
        {
          "expr": "bme280_humidity{alias=~\"$alias\"}",
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          "legendFormat": " ",
          "refId": "A"
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      ],
      "thresholds": "",
      "timeFrom": null,
      "timeShift": null,
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      "type": "singlestat",
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      "valueMaps": [
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      ],
      "maxDataPoints": 100,
      "nullPointMode": "connected",
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      "postfix": "",
      "postfixFontSize": "50%",
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      "prefixFontSize": "50%",
      "rangeMaps": [
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        "ymax": null,
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      "tableColumn": "",
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        {
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      ],
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      "timeFrom": null,
      "timeShift": null,
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      "type": "singlestat",
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      "datasource": "${DS_PROMETHEUS}",
      "decimals": 2,
      "description": "",
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      "gauge": {
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        "minValue": 0,
        "show": false,
        "thresholdLabels": false,
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      },
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      "links": [],
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      "mappingTypes": [
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          "name": "value to text",
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        },
        {
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      ],
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      "nullPointMode": "connected",
      "nullText": null,
      "options": {},
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      "postfix": " Pa",
      "postfixFontSize": "80%",
      "prefix": "",
      "prefixFontSize": "50%",
      "rangeMaps": [
        {
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          "text": "N/A",
          "to": "null"
        }
      ],
      "sparkline": {
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        "full": true,
        "lineColor": "#56A64B",
        "show": true,
        "ymax": null,
        "ymin": null
      },
      "tableColumn": "",
      "targets": [
        {
          "expr": "bme280_pressure_hpa{alias=~\"$alias\"} / 100",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": " ",
          "refId": "A"
        }
      ],
      "thresholds": "",
      "timeFrom": null,
      "timeShift": null,
      "title": "Pressure",
      "transparent": true,
      "type": "singlestat",
      "valueFontSize": "80%",
      "valueMaps": [
        {
          "op": "=",
          "text": "N/A",
          "value": "null"
        }
      ],
      "valueName": "current"
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "description": "",
      "fill": 1,
      "fillGradient": 0,
      "gridPos": {
        "h": 9,
        "w": 8,
        "x": 0,
        "y": 9
      },
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      "id": 4,
      "legend": {
        "avg": true,
        "current": true,
        "max": true,
        "min": true,
        "show": true,
        "total": false,
        "values": true
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      "lines": true,
      "linewidth": 1,
      "links": [],
      "nullPointMode": "null",
      "options": {
        "dataLinks": []
      },
      "percentage": false,
      "pointradius": 5,
      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "bme280_humidity{alias=~\"$alias\"}",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": " ",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Humidity",
      "tooltip": {
        "shared": true,
        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "buckets": null,
        "mode": "time",
        "name": null,
        "show": true,
        "values": []
      },
      "yaxes": [
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          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
        },
        {
          "format": "humidity",
          "label": null,
          "logBase": 1,
          "max": null,
          "min": null,
          "show": true
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      ],
      "yaxis": {
        "align": false,
        "alignLevel": null
      }
    },
    {
      "aliasColors": {},
      "bars": false,
      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "decimals": 1,
      "description": "",
      "fill": 1,
      "fillGradient": 0,
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      },
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        "avg": true,
        "current": true,
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        "hideZero": false,
        "max": true,
        "min": true,
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      "links": [],
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      "options": {
        "dataLinks": []
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      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "bme280_temperature_celsius{alias=~\"$alias\"}",
          "format": "time_series",
          "intervalFactor": 1,
          "legendFormat": " ",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Temperature",
      "tooltip": {
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        "value_type": "individual"
      },
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          "format": "celsius",
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          "min": null,
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        {
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          "min": null,
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      ],
      "yaxis": {
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    },
    {
      "aliasColors": {},
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      "dashLength": 10,
      "dashes": false,
      "datasource": "${DS_PROMETHEUS}",
      "decimals": 3,
      "description": "",
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      "fillGradient": 0,
      "gridPos": {
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        "max": true,
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        "values": true
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      "lines": true,
      "linewidth": 1,
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      "nullPointMode": "null",
      "options": {
        "dataLinks": []
      },
      "percentage": false,
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      "points": false,
      "renderer": "flot",
      "seriesOverrides": [],
      "spaceLength": 10,
      "stack": false,
      "steppedLine": false,
      "targets": [
        {
          "expr": "bme280_pressure_hpa{alias=~\"$alias\"} / 100",
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          "instant": false,
          "intervalFactor": 1,
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          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeFrom": null,
      "timeRegions": [],
      "timeShift": null,
      "title": "Pressure",
      "tooltip": {
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        "sort": 0,
        "value_type": "individual"
      },
      "type": "graph",
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        "buckets": null,
        "mode": "time",
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        "show": true,
        "values": []
      },
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        {
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        },
        {
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          "label": null,
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          "min": null,
          "show": true
        }
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    }
  ],
  "refresh": "5s",
  "schemaVersion": 21,
  "style": "dark",
  "tags": [
    "BME280"
  ],
  "templating": {
    "list": [
      {
        "allValue": null,
        "current": {},
        "datasource": "${DS_PROMETHEUS}",
        "definition": "label_values(alias)",
        "hide": 0,
        "includeAll": true,
        "label": null,
        "multi": true,
        "name": "alias",
        "options": [],
        "query": "label_values(alias)",
        "refresh": 1,
        "regex": "",
        "skipUrlSync": false,
        "sort": 1,
        "tagValuesQuery": "",
        "tags": [],
        "tagsQuery": "",
        "type": "query",
        "useTags": false
      }
    ]
  },
  "time": {
    "from": "now-6h",
    "to": "now"
  },
  "timepicker": {
    "refresh_intervals": [
      "5s",
      "10s",
      "30s",
      "1m",
      "5m",
      "15m",
      "30m",
      "1h",
      "2h",
      "1d"
    ],
    "time_options": [
      "5m",
      "15m",
      "1h",
      "6h",
      "12h",
      "24h",
      "2d",
      "7d",
      "30d"
    ]
  },
  "timezone": "",
  "title": "BME280 Exporter",
  "uid": "ZJsZSRtmk",
  "version": 13
}