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Dataset

 

Recent Heat Packs for local areas in the UK (v1.0, prototype)

Update Frequency: Not Planned
Latest Data Update: 2025-12-15
Status: Completed
Online Status: ONLINE
Publication State: Citable
Publication Date: 2025-12-18
DOI Publication Date: 2025-12-18
Download Stats: last 12 months
Dataset Size: 1.58K Files | 3GB

Abstract

This dataset contains Recent Heat Packs derived from the Crowd-Grid dataset. A Recent Heat Pack is a set of .csv files and a factsheet that provide information on temperatures and climate metrics from recent years (2013-2024). Created for each UK local authority, they are designed to equip users to fit extreme events into the context of recent climate. The Recent Heat Packs may be downloaded and used to understand how climate varies locally, to support decisions on climate adaptation

Crowd-Grid is a new dataset of daily maximum/minimum temperatures grids spanning the period 01/01/2013 to 31/12/2024 at 1km resolution for the UK. Crowd-Grid uses crowdsourced observations from WOW and other sources to give a more detailed view of the temperatures people experience, including in built-up areas. It differs from and complements the standard dataset, HadUK-Grid - the Met Office’s official climate record.

A set of Recent Heat Packs have been developed that provide for each of the 393 UK local authorities:
– a 2-page Recent Heat Factsheet, which complements the 9-page Climate Report in the Met Office's Local Authority Climate Service (LACS)
– three .csv files that provide the underlying data for the local authority and its constituent census areas: MSOAs (Middle Layer Super Output Areas) in England and Wales, Intermediate Zones in Scotland, and District Electoral Areas in Northern Ireland

For further details on the dataset and its interpretation, refer to the README (doi:10.5281/zenodo.17787357).

Citable as:  Met Office (2025): Recent Heat Packs for local areas in the UK (v1.0, prototype). NERC EDS Centre for Environmental Data Analysis, 18 December 2025. doi:10.5285/9f45ae9217c44dea82be3ba4ef0fa30f. https://dx.doi.org/10.5285/9f45ae9217c44dea82be3ba4ef0fa30f

Abbreviation: Not defined
Keywords: Met Office, Land Surface, Climate Observations, WOW, MIDAS, UK, Meteorology, Temperature, Daily, Diurnal, Heat, urban

Details

Previous Info:
No news update for this record
Previously used record identifiers:
No related previous identifiers.
Access rules:
Access to these data is available to any registered CEDA user. Please Login or Register for a CEDA account to gain access.
Use of these data is covered by the following licence(s):
http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/
When using these data you must cite them correctly using the citation given on the CEDA Data Catalogue record.
Data lineage:

Data provided by the UK Met Office for archiving in the Centre for Environmental Data Analysis (CEDA) archives.

Data Quality:
This is a prototype. The information in this product is high-quality and has been subject to a rigorous quality assurance process. However, the form of the product and how it is published are subject to change.
File Format:
Data are csv formatted

Process overview

This dataset was generated by the computation detailed below.
Title

Recent Heat Packs methodology

Abstract

The Recent Heat Packs comprise a 2-page .pdf factsheet and 3 .csv files containing daily minimum/maximum temperatures and climate metrics, for each of the 393 UK local authorities. The Recent Heat Packs were built entirely from the Crowd-Grid gridded dataset. The metrics were calculated at 1km grid-box level and then averaged over the local authority and census areas shapes (MSOAs for England & Wales, IZ for Scotland, or DEA in NI). They are intended to make the information in the Crowd-Grid gridded dataset available in a more accessible form. These packs have been designed to complement the Met Office Local Authority Climate Service (https://climatedataportal.metoffice.gov.uk/pages/lacs), which provides considerable information about future climate.

An accompanying README describes the sources, processing, interpretation, and guidance for proper use of the Recent Heat Packs (doi:10.5281/zenodo.17787357)

Input Description

None

Output Description

None

Software Reference

None

  • standard_name: air_temperature
  • units: degC
  • long_name: Annual average air temperature of summer months (JJA)
  • names: air_temperature, degC
  • standard_name: air_temperature
  • units: degC
  • long_name: Annual average air temperature of the eighth warmest night
  • names: air_temperature, degC
  • standard_name: air_temperature
  • units: degC
  • long_name: Annual average air temperature of winter months (DJF)
  • names: air_temperature, degC
  • standard_name: air_temperature
  • units: degC
  • long_name: Annual average of air temperature
  • names: air_temperature, degC
  • units: degree-days
  • standard_name: integral_wrt_time_of_air_temperature_excess
  • long_name: Annual average of cooling degree days
  • names: integral_wrt_time_of_air_temperature_excess, degree-days
  • units: count
  • standard_name: number_of_days_with_air_temperature_below_threshold
  • long_name: Annual average of frost days with minima not exceeding 0C
  • names: number_of_days_with_air_temperature_below_threshold, count
  • units: degree-days
  • standard_name: integral_wrt_time_of_air_temperature_excess
  • long_name: Annual average of growing degree days
  • names: integral_wrt_time_of_air_temperature_excess, degree-days
  • units: degree-days
  • standard_name: integral_wrt_time_of_air_temperature_deficit
  • long_name: Annual average of heating degree days
  • names: degree-days, integral_wrt_time_of_air_temperature_deficit
  • standard_name: spell_length_of_days_with_air_temperature_above_threshold
  • units: events
  • long_name: Annual average of heatwave frequency
  • names: spell_length_of_days_with_air_temperature_above_threshold, events
  • units: days
  • standard_name: number_of_days_with_air_temperature_above_threshold
  • long_name: Annual average of heatwave length
  • names: days, number_of_days_with_air_temperature_above_threshold
  • units: count
  • standard_name: number_of_days_with_air_temperature_above_threshold
  • long_name: Annual average of hot summer days exceeding 30C
  • names: number_of_days_with_air_temperature_above_threshold, count
  • units: count
  • standard_name: number_of_days_with_air_temperature_above_threshold
  • long_name: Annual average of hot summer days exceeding 35C
  • names: number_of_days_with_air_temperature_above_threshold, count
  • units: count
  • standard_name: number_of_days_with_air_temperature_below_threshold
  • long_name: Annual average of icing days with maxima not exceeding 0C
  • names: number_of_days_with_air_temperature_below_threshold, count
  • units: count
  • standard_name: number_of_days_with_air_temperature_above_threshold
  • long_name: Annual average of summer days exceeding 25C
  • names: number_of_days_with_air_temperature_above_threshold, count
  • standard_name: air_temperature
  • units: degC
  • long_name: Annual average of the mean of the 10 coldest winter nights (DJF)
  • names: air_temperature, degC
  • standard_name: air_temperature
  • units: degC
  • long_name: Annual average of the mean of the 10 warmest summer days (JJA)
  • names: air_temperature, degC
  • units: count
  • standard_name: number_of_days_with_air_temperature_above_threshold
  • long_name: Annual average of tropical nights exceeding 20C
  • names: number_of_days_with_air_temperature_above_threshold, count
  • units: count
  • standard_name: number_of_days_with_air_temperature_above_threshold
  • long_name: Annual average of warm nights exceeding 15C
  • names: number_of_days_with_air_temperature_above_threshold, count
  • standard_name: air_temperature
  • units: degC
  • long_name: Maximum air temperature
  • names: air_temperature, degC
  • standard_name: air_temperature
  • units: degC
  • long_name: Minimum air temperature
  • names: air_temperature, degC

Co-ordinate Variables

Coverage
Temporal Range
Start time:
2013-01-01T00:00:00
End time:
2024-12-31T00:00:00
Geographic Extent

 
60.8600°
 
-12.6100°
 
4.5900°
 
48.8300°