Average Weather in Stephenville Texas, United States. In Stephenville, the summers are hot and muggy, the winters are cold and windy, and it is partly cloudy year round. Over the course of the year, the temperature typically varies from 35Â°F to 94Â°F and is rarely below 23Â°F or above 100Â°F.
Due to the moderating effect of the ocean, temperatures are cooler than more inland areas of Orange County, where temperatures frequently exceed 90 Â°F (32 Â°C) and occasionally reach 100 Â°F (38 Â°C). The period of November through March is somewhat rainy, as shown in the table to right.
If you live in an area with cold winters and hot summers, you might consider treating your citrus as an indoor/outdoor plant. Temperature. Citrus grow best between 55Â°F and 85Â°F. They can usually tolerate temperatures down to 32 degrees for 2-3 hours or temperatures over 100 degrees as long as they are well watered.