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| Today | Normal | Record | 5/25/2012 | |
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| High | 77° | 79° | 90° (1998) | 89° |
| Low | 54° | 57° | 41° (1979) | 70° |
Rises at 5:53 AM with 14:23 of sunlight, then sets at 8:16 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.