The other data available returned using the historical or past weather API includes: date for which the weather is forecasted,
The OpenWeatherMap API currently provides a wide variety of weather data including (but not limited to) current weather, forecasts, historical, weather stations, and weather alerts.

The historical or past weather API offers a unique mix of weather elements, such as wind chill (°C and °F), dew point temperature (°C and °F) and heat index temperature (°C and °F). Historical Current Conditions (past 6 hours) Returns historical current conditions data for a … You can also download this data in JSON or CSV format - please read History Bulk and History Forecast Bulk.

Availability of hourly historical data depends on a type of your subscription.
Historical weather API We provide hourly historical weather data for cities via History API. The API also provides current and historical air pollution data such as carbon monoxide (CO), ozone (O3), sulfur dioxide (SO2), and nitrogen dioxide (NO2).