Like JP said, your hot side temps seem too warm even if you weren't cooling them. During the summer I actually didn't heat my snakes - ambient temperatures in my house were 90 degrees!
You might want to lower your daytime temps to 85 or so, and let nighttime drop to the 70's at least.
Note: This was my first season too, so I could be wrong, but I did get babies

Other than that, just give it some time. Cooling your snakes even more will probably have the effect you're looking for.

Good luck!

~jenny
-----
1.2 normal ball pythons (Cindy, Darwin, and Periscope)
0.2 rescue chinese water dragons (Yoni and Linga)
0.0.1 Mountain Horned Lizard
1.0 rex rat (Scurvy)
1.0 gerbil (Yerbul)
0.1 mice (Cute Girl Mousy)
0.1 bunny (Spazz)
1.1 betta fishes (Vicious and Killer)
2.2 great danes (Shasta, Odysseus, Merlot, and Watson)
1.0 fat fuzzy mutt (Smokey)
1.1 cats (Thidwick and Turtle)
3.0 horses (Buddy, Sam, and Scout)
1.0 goat (Billy Jack)
0.0.1 chupacabra (it ate our chickens)

jenny.thegreenes.org

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