{
  "title": "WeatherWhether monthly climatology",
  "source": "https://crudata.uea.ac.uk/cru/data/hrg/cru_ts_4.10/",
  "dataset": "CRU TS 4.10",
  "period": [
    2001,
    2025
  ],
  "years": 25,
  "months_per_variable": 300,
  "excluded_years": [],
  "method": "Arithmetic mean of each calendar month across all 25 years. Each valid cell has 25 values; no spatial resampling.",
  "grid": {
    "width": 720,
    "height": 360,
    "cell_degrees": 0.5,
    "west": -180,
    "north": 90,
    "order": "row-major, north to south, west to east",
    "coverage": "Global land excluding Antarctica"
  },
  "encoding": {
    "type": "uint16",
    "byte_order": "little-endian",
    "missing": 65535,
    "formula": "value = encoded / 10 - offset",
    "max_rounding_error": 0.05,
    "layout": "4 consecutive 360x720 grids per monthly gzip file"
  },
  "variables": [
    {
      "id": "tmp",
      "name": "Mean temperature",
      "unit": "\u00b0C",
      "offset": 100
    },
    {
      "id": "pre",
      "name": "Total precipitation",
      "unit": "mm/month",
      "offset": 0
    },
    {
      "id": "wet",
      "name": "Wet-day frequency",
      "unit": "days/month",
      "offset": 0,
      "definition": "Day with at least 0.1 mm precipitation"
    },
    {
      "id": "cld",
      "name": "Mean cloud cover",
      "unit": "%",
      "offset": 0
    }
  ],
  "attribution": "Climatic Research Unit, University of East Anglia",
  "citation": "Harris I, Osborn TJ, Jones P and Lister D (2020). Version 4 of the CRU TS Monthly High-Resolution Gridded Multivariate Climate Dataset. Scientific Data 7, 109. https://doi.org/10.1038/s41597-020-0453-3",
  "licence": {
    "name": "Open Database License (ODbL), with Database Contents License; attribution and share-alike",
    "url": "https://opendatacommons.org/licenses/odbl/",
    "source": "https://crudata.uea.ac.uk/cru/data/hrg/cru_ts_4.10/"
  },
  "modification": "Calendar-month aggregation and 0.1-unit quantization by WeatherWhether.",
  "limitations": [
    "Climatological averages, not forecasts or official 30-year normals.",
    "0.5\u00b0 cells do not resolve individual peaks, local microclimates or many small islands.",
    "Ocean and Antarctica are missing. No spatial interpolation across missing cells.",
    "Cloud cover is not a count of sunny or cloudy days. Sunshine duration and snowfall are not included.",
    "Precipitation does not separate rain and snow. Source estimates vary with station coverage; station/error fields are not shown."
  ],
  "statistics": {
    "tmp": {
      "min": -48.4119987487793,
      "max": 39.18400192260742,
      "valid_cells_by_month": [
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        67420,
        67420,
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      ],
      "years_per_valid_cell": 25,
      "source_months": 300
    },
    "pre": {
      "min": 0.0,
      "max": 1899.4920654296875,
      "valid_cells_by_month": [
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      ],
      "years_per_valid_cell": 25,
      "source_months": 300
    },
    "wet": {
      "min": 0.0,
      "max": 30.639598846435547,
      "valid_cells_by_month": [
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      ],
      "years_per_valid_cell": 25,
      "source_months": 300
    },
    "cld": {
      "min": 0.3959999978542328,
      "max": 99.8759994506836,
      "valid_cells_by_month": [
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      ],
      "years_per_valid_cell": 25,
      "source_months": 300
    }
  },
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      "month": 1,
      "file": "month-01.bin.gz",
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