Weather Forecasts, Road Conditions, and Weather Radar for I-15 in California

I-15 Road Conditions in California

Interstate I-15 in California is one of the most important interstate highways in the state. It runs from north to south, connecting Los Angeles and San Diego. The highway is a major corridor for trade and transportation, and it's also popular with tourists who are travelling to visit the many attractions in Southern California.

Weather Conditions for I-15 in California

Interstate I-15 in California experiences a wide range of weather conditions throughout the year. Throughout the winter months from December to February, temperatures usually range from the mid-40s to the mid-60s Fahrenheit. Rainfall is common during these months, with January being the wettest month. Snow is rare in the region, occurring mainly in the mountain passes.

In the spring months from March to May, temperatures rise to the mid-60s to mid-80s Fahrenheit. Rainfall is still common, but the amount decreases as the season progresses. There is also a greater chance of thunderstorms occurring in the region.

During the summer months from June to August, temperatures can reach well above 90 degrees Fahrenheit. Rainfall is less common during these months and thunderstorms are rare.

The autumn months from September to November are usually mild and pleasant, with temperatures ranging from the mid-60s to mid-80s Fahrenheit. Rainfall is more common during these months, particularly in October and November.

Overall, Interstate I-15 in California experiences a wide range of weather conditions throughout the year. Temperatures can vary greatly, and rainfall is a common occurrence during certain months. Thunderstorms are also more common during certain months.

Major Junctions of I-15 in California

• I-15 has a major junction at I-40 in Barstow, California.
• I-15 has a major junction at I-215 in San Bernardino, California.
• I-15 has a major junction at I-10 in Ontario, California.
• I-15 has a major junction at I-215 in Murrieta, California.
• I-15 has major junctions at I-5, I-8, and I-805 in San Diego, California, where I-15 North begins.

We also provide a complete map of I-15.

This map shows the current & 7-day weather forecast, road conditions, and weather radar for US interstate I-15 in California.