The data come from the Climate Change: Earth Surface Temperature Data dataset. Data were filtered with overview→ scripts → filtering.py.
8 countries on different continents were chosen, although for some there were no temperature records from the middle XVIII to middle XIX centure do not exist. The temperatures in most of the chosen countries were steadily increasing in the course of last century.
Here, I forecasted the temperatures for the years to come in Japan with Faceboook Prophet. To see more forecasts with ARIMA, SARIMA, Facebook Prophet, and HWES go to → forecasting.