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| Today | Normal | Record | 5/27/2012 | |
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| High | 84° | 76° | 87° (2012) | 87° |
| Low | 57° | 55° | 29° (1961) | 63° |
Rises at 5:28 AM with 14:22 of sunlight, then sets at 7:50 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.