Abstract: According to an exemplary embodiment of the present disclosure, a method for predicting a solar radiation amount by using a solar radiation amount prediction model, which is performed by a computing device may include: inputting weather information into a solar radiation amount prediction model performing time series prediction; additionally inputting cloud cover prediction information into the solar radiation amount prediction model; and predicting a solar radiation amount based on the weather information and the cloud cover prediction information by using the solar radiation amount prediction model.