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| Today | Normal | Record | 6/21/2012 | |
|---|---|---|---|---|
| High | 83° | 77° | 92° (1995) | 75° |
| Low | 66° | 53° | 31° (1992) | 58° |
Rises at 5:11 AM with 15:39 of sunlight, then sets at 8:50 PM
Jun 20, 2013; 5:00 AM ET What was once difficult to measure is now being done. Researchers have found a new way to determine the amount of evaporation globally. Valerie Smock explains how it's done.
