1. Being constantly sweaty.
2. Greatly increased electric bills
3. Having to do Lawn work.
4. Cinnamon donuts and hot cider don't seem as good.
5. The dangers of extreme temperature on vulnerable populations
6. A generally more crowded atmosphere
7. You sunburn more easily. Plus, there is poison ivy.
8. Everybody is at the waterpark.
9. Excessive sweating is embarrassing and not fun.
10. Days and days of too much humidity.