Energy
Rural Environment
Author / Developer:  Aislame.es / Fundación Informativos.Net
Company / Organization:  Aislame.es
Publication date 17/03/2026
Licence
Licence
Reconocimiento - Sin Obra Derivada (by-nd)

Images

Information

Description

The CTE Climate Zone Consultant is an interactive web application that allows users to look up the climate zone of any municipality in Spain according to the Technical Building Code (CTE DB-HE 2021). It includes data on elevation, population, and average income by municipality.

It is developed as a freely accessible progressive web app (PWA) that allows citizens and professionals in the construction sector to check the climate classification of Spanish municipalities in accordance with current building energy efficiency regulations.

Features:
· Municipality search: Quickly locate any of the more than 8,000 Spanish municipalities using predictive search.
· Map view: Interactive map showing the geographical boundaries of the selected municipality.
· Detailed information: For each municipality, the INE code, province, elevation above sea level, climate zone (winter and summer climate severity), population, and average per capita income are displayed.
· Offline functionality: Once loaded, the application works without an internet connection.
· Installable: Available as an app on Android and iOS mobile devices.

Data sources:
· Climate zones: Technical Building Code, Basic Energy Saving Document (CTE DB-HE 2021), published by the Ministry of Transport, Mobility, and Urban Agenda.
· Municipal codes: Register of Local Entities of the National Institute of Statistics (INE).
· Geographical boundaries

Links to data sources