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| Today | Normal | Record | 6/20/2012 | |
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| High | 94° | 92° | 104° (1953) | 93° |
| Low | 75° | 72° | 58° (1976) | 76° |
Rises at 6:20 AM with 14:19 of sunlight, then sets at 8:39 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.