About Kellyville, OK

Kellyville is a city of approximately 1,100 people in Oklahoma, United States. Located in the Central Time Zone at 35.9°N latitude.

In 2025, Kellyville averaged an annual temperature of 61°F, with hottest temperatures reaching 96°F in July and lowest around 2°F in February. The city received approximately 46 inches of precipitation during the year.