Temperature for January 1984
In January 1984 the average high temperature in Watertown, SD was 24.0°F, and this was 1.1°F warmer than the average of 22.9°F. The hottest day in January 1984 was 6 January when the temperature reached 41.0°F. Overnight the average temperature in January is 3.8°F and in 1984 the average overnight temperature was 1.5°F warmer at 5.3°F.