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| Today | Normal | Record | 5/24/2012 | |
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| High | 58° | 69° | 88° (1922) | 84° |
| Low | 39° | 50° | 31° (1963) | 63° |
Rises at 5:43 AM with 14:58 of sunlight, then sets at 8:41 PM
May 23, 2013; 5:00 AM ET A team has developed a model to determine the influences of humans and climate on vegetation changes. Valerie Smock explains what has the greatest effect.