using System;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Linq;

​

public class Program

{

    public static void Main()

    {

        string content = @"

            [{

              ""current_time"": 1539180113317,

              ""current_time_string"": ""16:01"",

              ""min_date"": 153912240000,

              ""max_date"": 153920520000,

              ""day_string"": ""Aujourd'hui"",

              ""temperature"": [

                [

                  1539122400000,

                  10.7

                ],

                [

                  1539126000000,

                  10

                ],

                [

                  1539129600000,

                  9.4

                ]

              ]

            }]";

​

        var list = JsonConvert.DeserializeObject<List<WeatherPredictionDay>>(content, new EpochConverter());

        foreach (var day in list)

        {

            Console.WriteLine("Current Time: " + day.CurrentTime);

            Console.WriteLine("Temperature Predictions:");

            foreach (var kvp in day.Temperature)

            {

                Console.WriteLine("  " + kvp.Key + ": " + kvp.Value);

            }

            Console.WriteLine();

        }

    }

}

​

class WeatherPredictionDay

{

    [JsonProperty("current_time")]

    public DateTime CurrentTime { get; set; }

​

    [JsonProperty("temperature")]

    [JsonConverter(typeof(TemperatureArrayConverter))]

    public Dictionary<DateTime, double> Temperature { get; set; }

}

​

class TemperatureArrayConverter : JsonConverter

{

    public override bool CanConvert(Type objectType)

    {

        return (objectType == typeof(Dictionary<DateTime, double>));

    }

​

    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)

    {

        JArray ja = JArray.Load(reader);

        var dict = new Dictionary<DateTime, double>();

        foreach (JArray item in ja)

        {

            var key = item[0].ToObject<DateTime>(serializer);

            var val = item[1].ToObject<double>(serializer);

            dict.Add(key, val);

        }

        return dict;

    }

​

    public override bool CanWrite

    {

        get { return false; }

    }

​

    public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)

    {

        throw new NotImplementedException();

    }

}

​

public class EpochConverter : DateTimeConverterBase

{

    private static readonly DateTime Epoch = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);

​

    public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)

    {

        writer.WriteValue(((DateTime)value - Epoch).TotalMilliseconds);

    }

​

    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)

    {

        if (reader.Value == null) { return null; }

        return Epoch.AddMilliseconds((long)reader.Value);

    }

}

​