{
  "name": "Chamonix",
  "alternateNames": [
    "Chamonix-Mont-Blanc",
    "シャモニー＝モン＝ブラン",
    "샤모니",
    "沙莫尼蒙勃朗",
    "Chamouni"
  ],
  "type": "ski resort",
  "url": "https://snowingplaces.com/ski-resorts/chamonix/",
  "summary": "A historic mountain town beneath Mont Blanc, with steep, high skiing spread across several separate areas.",
  "location": {
    "country": "France",
    "region": "Haute-Savoie",
    "latitude": 45.92,
    "longitude": 6.87
  },
  "elevationMetres": {
    "topLift": 3842,
    "village": 1035
  },
  "season": {
    "opens": "Mid-December",
    "closes": "Early May"
  },
  "officialWebsite": "https://en.chamonix.com/home",
  "factsVerified": false,
  "forecast": {
    "status": "out of season",
    "resumes": "October"
  },
  "snowRecord": {
    "metric": "average days per month with at least 1 cm of snowfall",
    "period": "2016–2025",
    "source": "ERA5 reanalysis via Open-Meteo",
    "elevation": "mid-mountain",
    "daysPerMonth": {
      "january": 13.9,
      "february": 10.7,
      "march": 12.8,
      "april": 9.9,
      "may": 9.5,
      "june": 1.2,
      "july": 0.2,
      "august": 0.4,
      "september": 3.3,
      "october": 5.8,
      "november": 12.4,
      "december": 13
    },
    "shareOfAnnualSnowfallPercent": {
      "january": 18,
      "february": 11,
      "march": 13,
      "april": 9,
      "may": 8,
      "june": 1,
      "july": 0,
      "august": 0,
      "september": 2,
      "october": 5,
      "november": 13,
      "december": 19
    },
    "averageDailyTemperatureC": {
      "january": {
        "low": -12.3,
        "high": -5.4
      },
      "february": {
        "low": -10.8,
        "high": -2.9
      },
      "march": {
        "low": -9.7,
        "high": -2.1
      },
      "april": {
        "low": -6.8,
        "high": 0.6
      },
      "may": {
        "low": -3,
        "high": 4.3
      },
      "june": {
        "low": 2.5,
        "high": 10.8
      },
      "july": {
        "low": 4.7,
        "high": 13.3
      },
      "august": {
        "low": 4.8,
        "high": 13.4
      },
      "september": {
        "low": 1.1,
        "high": 9.1
      },
      "october": {
        "low": -2.4,
        "high": 5.4
      },
      "november": {
        "low": -8.8,
        "high": -1.4
      },
      "december": {
        "low": -10.4,
        "high": -3.6
      }
    },
    "wintersAsPercentOfAverage": {
      "2016/17": 67,
      "2017/18": 133,
      "2018/19": 101,
      "2019/20": 112,
      "2020/21": 111,
      "2021/22": 79,
      "2022/23": 96,
      "2023/24": 126,
      "2024/25": 81,
      "2025/26": 93
    },
    "holidays": {
      "christmas": {
        "years": 10,
        "yearsWithSnowOnGround": 10,
        "yearsWithFreshSnow": 8
      },
      "newYear": {
        "years": 10,
        "yearsWithSnowOnGround": 10,
        "yearsWithFreshSnow": 7
      },
      "midFebruary": {
        "years": 10,
        "yearsWithSnowOnGround": 10,
        "yearsWithFreshSnow": 9
      },
      "easter": {
        "years": 10,
        "yearsWithSnowOnGround": 10,
        "yearsWithFreshSnow": 8
      },
      "midJuly": {
        "years": 10,
        "yearsWithSnowOnGround": 0,
        "yearsWithFreshSnow": 1
      }
    },
    "note": "Absolute snowfall and depth are not published: ERA5 underestimates them in mountain terrain."
  },
  "sources": [
    {
      "label": "Chamonix.net lift opening dates",
      "url": "https://www.chamonix.net/english/lift-systems/dates-times"
    }
  ],
  "methodology": "https://snowingplaces.com/methodology/",
  "attribution": "snowingplaces.com. Weather data by Open-Meteo.com."
}