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| Today | Normal | Record | 5/27/2012 | |
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| High | 72° | 73° | 90° (2012) | 90° |
| Low | 48° | 52° | 33° (1947) | 63° |
Rises at 6:03 AM with 14:48 of sunlight, then sets at 8:51 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.