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| Today | Normal | Record | 5/25/2012 | |
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| High | 70° | 77° | 92° (1991) | 89° |
| Low | 36° | 55° | 33° (1956) | 61° |
Rises at 6:08 AM with 14:31 of sunlight, then sets at 8:39 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.