Seneca County has six State Parks, a National Forest and more than 72 miles of shoreline. There is an abundance of hiking and biking trails and lots of scenic vistas.
For the peak of camping season, you can expect the following conditions:
| Month | Avg. High Temp | Avg. Low Temp | Avg. Precipitation |
| June | 75 | 53 | 3.9 in |
| July | 80 | 58 | 3.7 in |
| August | 79 | 57 | 3.6 in |
| September | 72 | 51 | 2.9 in |
Cayuga Lake State Park (Seneca Falls), Seneca Lake State Park (Geneva) and Sampson State Park (Romulus) offer the best public swimming spots -- but there are plenty of others found throughout the region's two biggest lakes in addition to the Cayuga-Seneca Canal.