Distance between Watertown and Boulder
Distance from Watertown, SD to Boulder, CO is 535 miles / 861 kilometers.
Map showing the distance from Watertown to Boulder
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Air distance: | miles km |
Watertown, SD
| City: | Watertown, SD |
| Country: | United States |
Boulder, CO
| City: | Boulder, CO |
| Country: | United States |
Time difference between Watertown and Boulder
The time difference between Watertown and Boulder is 1 hour. Boulder is 1 hour behind Watertown. Current local time in Watertown is 21:16 CST (2025-03-01) and time in Boulder is 20:16 MST (2025-03-01).