... including targeted forecasts at the time of your arrival to each point!
Interstate 10 is the fourth longest interstate in the US, spanning 2,460 miles from Santa Monica, CA to Jacksonville, FL. I-10 is the most southernly cross-country highway in the United States. Travelers will encounter everything from Los Angeles, CA to Houston, TX. Jacksonville, FL is the terminus for I-10.
This interstate is a key route for travel and freight movement in the southern United States. It connects Los Angeles, CA – the nation’s second largest city – with Jacksonville, FL – one of the country’s busiest ports.
Major metropolitan areas along I-10 include Phoenix, AZ, Tucson, AZ, El Paso, TX, San Antonio, TX, Baton Rouge, LA, New Orleans, LA and Mobile, AL.
I-10 is also a critical hurricane evacuation route for the Gulf Coast region. It provides the only east-west interstate connection in southern Louisiana and Mississippi.
No matter your reason for traveling on US Interstate 10, be prepared for all kinds traffic, potential delays, and various weather events.
Temperatures along I-10 can range from freezing in the northernmost parts to hot and humid in the southernmost parts. Travelers should be aware of potential weather conditions they may encounter while driving on I-10.
In the desert southwest, temperatures can reach over 100 degrees Fahrenheit (37.8 degrees Celsius).
Monsoon season runs from July to September in Arizona. This is when the area experiences the most rain and thunderstorms. Drivers should exercise caution when driving during monsoon season, as flash floods can occur.
In Texas, the weather can be very hot and humid, especially in the summer months. Travelers should take care to stay hydrated and take breaks often when driving in these conditions.
Hurricane season runs from June to November along the Gulf Coast. This is the time of year when tropical storms and hurricanes are most likely to form in the Gulf of Mexico. If you are traveling on I-10 during hurricane season, be sure to keep up with the latest weather forecasts and heed any evacuation orders that may be issued.
No matter what time of year you are driving on I-10, be prepared for all types of weather conditions.
Of course, it's best practice to check the forecast before you travel, and using Highway Weather to plan and execute your journey will ensure you're more than ready for what Mother Nature has in store!
California weather along Interstate I-10 varies greatly depending on the time of year and the specific area of the state. Winters in California are mild and wet, with temperatures ranging from the high 40s to the high 70s Fahrenheit. Snow is rare in California, but it does occur in some of the higher elevations of the state. In the summer, temperatures range from the high 70s to the low 100s Fahrenheit.
On the coast, temperatures are generally mild with fog and coastal breezes. The weather is generally mild with occasional rain.
In the central and eastern parts of the state, temperatures can get very hot and dry. In the desert areas of the state, temperatures can be very cold at night.
Arizona along Interstate I-10 has a typically dry and warm climate. Average daytime temperatures in summer can reach well over 100 degrees Fahrenheit. Winter temperatures usually range from the mid-50s to mid-70s.
Rainfall is typically scarce, with just a few inches of rain each year. The higher elevation areas of Flagstaff and Prescott may get more rain and snow than the rest of the state.
Due to its desert climate, dust storms can be common in the spring and summer months. Windy conditions can also occur, especially during the spring and fall.
The Phoenix area is typically sunny year-round. It can sometimes experience strong thunderstorms during the summer months.
Overall, Arizona along Interstate I-10 has a pleasant climate, with warm winters and hot summers. While it can be hot and dry, it is rarely unbearably hot and the dry climate makes for a great environment for outdoor activities.
Check out our I-10 in New Mexico map for details about weather conditions in New Mexico.
Texas is a state full of extremes when it comes to weather, and this is especially true when traveling along Interstate I-10. Temperatures along the interstate can range from hot and humid in the summer to cold and dry in the winter. In the summer months, temperatures can climb as high as 100 degrees Fahrenheit and can remain in the 90s for weeks at a time. The heat is often accompanied by high humidity, making it feel even hotter.
In the winter, temperatures can dip into the 20s at night and reach into the 50s during the day. Snow and ice may be present occasionally during the winter months, especially in the northern sections of the highway. Rain is common throughout the year, though it is most frequent during the spring and summer.
The conditions along I-10 can change rapidly, so it’s important for travelers to be prepared for any type of weather. During the summer, it’s important to bring plenty of water and wear light, loose-fitting clothing to combat the heat. In the winter, a coat and hat are essential.
Interstate I-10 is a major highway that runs through the state of Louisiana. It connects many of the major cities in the state, including New Orleans, Baton Rouge, Lafayette, and Lake Charles. Louisiana is known for its hot, humid climate. Temperatures along this stretch of highway can reach as high as the mid-90s during summer months. The humidity also tends to be high, making the air feel much hotter than the thermometer says.
The spring months tend to be milder, with temperatures reaching into the mid-70s, though it may still be humid. Springtime in Louisiana can also bring severe thunderstorms, with heavy rain, hail, and even tornadoes. These storms can cause power outages and flash flooding, so caution should be taken when traveling during these months.
In the winter months, temperatures along I-10 in Louisiana typically range from the mid-50s to the low-80s, with the occasional cold snap. Rainfall is also common during the winter months, but snow is rare.
In the summer months, temperatures can reach into the mid-90s, and the humidity can make it feel even hotter. Heat indexes can reach up to 110 degrees, and heat exhaustion and heat stroke are real risks. If traveling through Louisiana during the summer months, it is important to take heat safety precautions. Stay hydrated. Wear light-colored clothing. Avoid strenuous activities during the hottest parts of the day.
The weather in Alabama along Interstate I-10 can vary depending on the season and region. In the summer, temperatures range from the mid-80s to the low-90s. High humidity levels make it feel even hotter. The spring and fall seasons are milder, with temperatures from the mid-50s to mid-80s. The winter months are usually mild and humid, with temperatures typically ranging from the mid-30s to mid-60s.
Rainfall is distributed throughout the year. Most precipitation occurs in the summer months. Winters can bring light snowfall, particularly in the northern parts of the state. Tornadoes are also a concern in certain parts of Alabama, particularly in the central and southern regions.
In general, the weather in Alabama along Interstate I-10 is fairly mild and pleasant. Outdoor activities can be enjoyed year-round. Caution should be taken during thunderstorms, extreme heat, and tornado season.
Florida's Interstate I-10 is a popular route between the Southeast and the Gulf Coast. The weather along the route is typically quite pleasant. During the summer months, temperatures are typically warm with daily highs in the low to mid-90s and occasional heat waves. Nights are usually comfortable with lows in the 70s. Rainfall is abundant during the summer months. Rain showers and thunderstorms occur almost daily.
In the winter months, temperatures along I-10 in Florida remain relatively mild. Daytime temperatures range from the mid-60s to the upper 70s. Some colder days are possible, especially in northern Florida. Nighttime temperatures can range from the upper 30s in northern Florida to the mid-50s in the southern portion of the state. Rainfall is abundant during the winter months, with showers and thunderstorms occurring regularly.
No matter the season, travelers along I-10 in Florida can expect plenty of sunshine. Sunshine is abundant year-round and most days are sunny or partly sunny. This makes I-10 in Florida an ideal route for travelers looking for a sunny, warm escape.
In New Mexico:
This map shows the current & 7-day weather forecast, road conditions, and weather radar for all of US interstate I-10.