The greatest temperature variation in a single location in a 24-hour period is 57.2°C (103°F), recorded in Loma, Montana, USA, on 14-15 January 1972. Over the course of a day, the town experienced a rise from -47.7°C (-54°F) at 9 a.m. on 14 Jan to 9.4°C (49°F) by 8 a.m. on 15 Jan.