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.
Welcome to Orange County, where shorts and flip-flops are always in season. Mild winters and bright, sunny summers make for an ideal climate all year long. Check monthly weather averages, 5-day and 10-day weather forecasts to help you best prepare for your trip to Anaheim and Orange County. With an average temperature of 70 degrees and bright and sunny skies about 70% of the time, there are plenty of ways to enjoy the year-round climate in Orange County. Summers are moderate to hot with cool evenings and winters are mild with little rain. The average annual rainfall for Orange County is 10-14 inches.