Fifty-year Amundsen-Scott South Pole station surface climatology

► Meteorological data stewardship is important for future use of the observations. ► Slight decrease in temperature and pressure over the 50 year period, however is not significant. ► Significant downward trend in wind speed over the 50 year study period ► Maximum wind speeds are increasing in the summer and transition seasons. ► Snow accumulation is decreasing at a statistically significant rate.