results.json

$ curl -HContent-Type:application/json -uelastic:password localhost:9200/_search?pretty -d'{
>   "size": 0,
>   "query": {
>     "range": {
>       "TMAX": {
>         "gt": -90,
>         "lt": 50
>       }
>     }
>   },
>   "aggs": {
>     "temp": {
>       "variable_width_histogram": {
>         "field": "TMAX",
>         "buckets": 5
>       },
>       "aggs": {
>         "station": {
>           "terms": {
>             "field": "station.name"
>           }
>         }
>       }
>     }
>   }
> }'

{
  "took" : 6816,
  "timed_out" : false,
  "_shards" : {
    "total" : 1,
    "successful" : 1,
    "skipped" : 0,
    "failed" : 0
  },
  "hits" : {
    "total" : {
      "value" : 10000,
      "relation" : "gte"
    },
    "max_score" : null,
    "hits" : [ ]
  },
  "aggregations" : {
    "temp" : {
      "buckets" : [
        {
          "min" : -77.19999694824219,
          "key" : -43.619792881032744,
          "max" : -46.0,
          "doc_count" : 3668,
          "station" : {
            "doc_count_error_upper_bound" : 0,
            "sum_other_doc_count" : 2379,
            "buckets" : [
              {
                "key" : "AMUNDSEN-SCOTT",
                "doc_count" : 503
              },
              {
                "key" : "VOSTOK",
                "doc_count" : 202
              },
              {
                "key" : "LATA",
                "doc_count" : 119
              },
              {
                "key" : "OJMJAKON",
                "doc_count" : 83
              },
              {
                "key" : "AMGA",
                "doc_count" : 79
              },
              {
                "key" : "EUREKA",
                "doc_count" : 72
              },
              {
                "key" : "CURAPCA",
                "doc_count" : 60
              },
              {
                "key" : "UST-NERA",
                "doc_count" : 60
              },
              {
                "key" : "SEGEN-KYUEL",
                "doc_count" : 56
              },
              {
                "key" : "POKROVSKAJA",
                "doc_count" : 55
              }
            ]
          }
        },
        {
          "min" : -46.0,
          "key" : -19.35492876676092,
          "max" : -13.5,
          "doc_count" : 197372,
          "station" : {
            "doc_count_error_upper_bound" : 0,
            "sum_other_doc_count" : 194990,
            "buckets" : [
              {
                "key" : "S.A.N.A.E. AWS",
                "doc_count" : 347
              },
              {
                "key" : "POND INLET CLIMATE",
                "doc_count" : 290
              },
              {
                "key" : "ALERT CLIMATE",
                "doc_count" : 270
              },
              {
                "key" : "CAM FOUR",
                "doc_count" : 258
              },
              {
                "key" : "POND INLET",
                "doc_count" : 249
              },
              {
                "key" : "GJOA HAVEN",
                "doc_count" : 227
              },
              {
                "key" : "CAMBRIDGE BAY GSN",
                "doc_count" : 196
              },
              {
                "key" : "EUREKA",
                "doc_count" : 187
              },
              {
                "key" : "RESOLUTE CS",
                "doc_count" : 182
              },
              {
                "key" : "GJOA HAVEN CLIMATE",
                "doc_count" : 176
              }
            ]
          }
        },
        {
          "min" : -13.5,
          "key" : 3.8308638421827137,
          "max" : 12.550000190734863,
          "doc_count" : 4339028,
          "station" : {
            "doc_count_error_upper_bound" : 0,
            "sum_other_doc_count" : 4330351,
            "buckets" : [
              {
                "key" : "NEWPORT",
                "doc_count" : 2339
              },
              {
                "key" : "JACKSON",
                "doc_count" : 1545
              },
              {
                "key" : "SILVERTON",
                "doc_count" : 961
              },
              {
                "key" : "UTSIRA FYR",
                "doc_count" : 689
              },
              {
                "key" : "HOT SPRINGS",
                "doc_count" : 615
              },
              {
                "key" : "MARQUETTE",
                "doc_count" : 566
              },
              {
                "key" : "ALPINE",
                "doc_count" : 561
              },
              {
                "key" : "ASHLAND",
                "doc_count" : 517
              },
              {
                "key" : "FAIRFIELD",
                "doc_count" : 498
              },
              {
                "key" : "QASIGIANNGUIT HELI.",
                "doc_count" : 386
              }
            ]
          }
        },
        {
          "min" : 12.550000190734863,
          "key" : 24.40705233609,
          "max" : 41.29999923706055,
          "doc_count" : 8950269,
          "station" : {
            "doc_count_error_upper_bound" : 0,
            "sum_other_doc_count" : 8932220,
            "buckets" : [
              {
                "key" : "JACKSON",
                "doc_count" : 3273
              },
              {
                "key" : "NEWPORT",
                "doc_count" : 2724
              },
              {
                "key" : "ASHLAND",
                "doc_count" : 2637
              },
              {
                "key" : "LEXINGTON",
                "doc_count" : 2545
              },
              {
                "key" : "MARSHALL",
                "doc_count" : 1787
              },
              {
                "key" : "HILLSBORO",
                "doc_count" : 1339
              },
              {
                "key" : "ALPINE",
                "doc_count" : 1110
              },
              {
                "key" : "COLUMBUS",
                "doc_count" : 989
              },
              {
                "key" : "BRISBANE AERO",
                "doc_count" : 826
              },
              {
                "key" : "SILVERTON",
                "doc_count" : 819
              }
            ]
          }
        },
        {
          "min" : 41.29999923706055,
          "key" : 43.748667582448576,
          "max" : 49.900001525878906,
          "doc_count" : 41165,
          "station" : {
            "doc_count_error_upper_bound" : 0,
            "sum_other_doc_count" : 38679,
            "buckets" : [
              {
                "key" : "MAKKAH/MECCA",
                "doc_count" : 336
              },
              {
                "key" : "WADI AL DAWASIR",
                "doc_count" : 302
              },
              {
                "key" : "BILMA",
                "doc_count" : 293
              },
              {
                "key" : "SHARURAH",
                "doc_count" : 263
              },
              {
                "key" : "FAHUD (AUT)",
                "doc_count" : 260
              },
              {
                "key" : "IBRI",
                "doc_count" : 227
              },
              {
                "key" : "IRAN SHAHR",
                "doc_count" : 213
              },
              {
                "key" : "KUWAIT INTERNATIONA",
                "doc_count" : 204
              },
              {
                "key" : "DEATH VALLEY",
                "doc_count" : 200
              },
              {
                "key" : "TOUAT CHEIKH SIDI MOHAMED BEL",
                "doc_count" : 188
              }
            ]
          }
        }
      ]
    }
  }
}