Tools (analyse and convert EPW files)

Uhi Predict

Predict site-level UHI ΔT (°C) relative to an open, unpaved site in the same city at the same elevation.

Night-time and day-time increments from the 2026 within-city model (1,056 professional stations in 43 cities). /api/tools/uhi/features fetches all inputs for a coordinate. Use delta_t_night as custom_delta_c in /api/tools/uhi-adjust.

get/api/tools/uhi/predict

Request

  • Base URL: https://epw.tools
  • URL: https://epw.tools/api/tools/uhi/predict
  • Auth: none declared

Query parameters

imperv_pctnumber required

Impervious surface % within about 1 km

dist_kmnumber

Distance from city centre (km); accepted, not used by the model

H_mean_mnumber

Mean building height (m)

lambda_pnumber

Plan-area ratio (0–1); accepted, not used by the model

tree_canopy_pctnumber

Tree canopy % within about 1 km

water_pctnumber

Open water % within about 1 km

tpi_mnumber

Elevation minus the mean elevation within about 1 km (m)

Response

Successful Response

unknown required

Changes

No recorded changes to this operation across all 1 revision of this API.