... including targeted forecasts at the time of your arrival to each point!
I-35 runs north-south from Minnesota to Texas, making it a major route through the heartland of the United States. I-35 weather conditions can vary greatly. In the north, Duluth, Minnesota is prone to heavy snowfall during the winter. In the south, Laredo, Texas experiences hot and humid weather. The forecast can also change rapidly as storms sweep across the Great Plains.
Near Lake Superior, Duluth, MN is known for being part of the "snow belt". In January, the average temperature is below 0° F. The city also averages more than 6 feet of snow every year.
Minnesota is known for its cold winters and hot summers, and Interstate I-35 is no exception. The weather can vary greatly depending on the time of year, but there are some commonalities.
In the winter, temperatures along I-35 can drop to below 0°F, especially in January and February. Snowfall is common during this time, as well as icy roads, so travelers should always be prepared for winter weather conditions. High winds can also be a factor, making it difficult to drive in certain areas.
In the summer, temperatures along I-35 can reach into the 90s, and humidity levels can be quite high. Thunderstorms and tornadoes are also common during this time.
The weather in Iowa along Interstate I-35 can vary greatly depending on the season. In the winter months, temperatures can range from a low of 0 degrees Fahrenheit to a high of 40 degrees Fahrenheit. Snowstorms are common, and blizzards can bring high winds and whiteout conditions. In the spring, temperatures can range from a low of 30 degrees Fahrenheit to a high of 80 degrees Fahrenheit. Rain is common and severe thunderstorms can bring hail and strong winds.
In the summer, temperatures can range from a low of 65 degrees Fahrenheit to a high of 95 degrees Fahrenheit. Heatwaves and humidity can make it feel even hotter. In the fall, temperatures can range from a low of 35 degrees Fahrenheit to a high of 75 degrees Fahrenheit. Rain and thunderstorms are common, and strong winds can be a concern.
Near the Iowa border, the state experiences colder temperatures during the winter months and more rainfall. The central and southern parts of the state experience milder temperatures. Hot summers and cooler winters are also common in the south.
Rainfall is common throughout the state. Most of the rainfall occurs in the spring and summer months. The Ozark Mountains in the southwest corner of the state tend to experience more rainfall than the rest of the state. Severe thunderstorms and tornadoes can also be common in the summer months, especially in the central and southern parts of the state.
Snowfall is also common in the winter months, especially in the northern part of the state. In the central and southern parts of the state, snowfall is usually light and short-lived.
Kansas is typically known for its wide open plains and unpredictable weather patterns. Along Interstate I-35, which is the main highway that cuts through the state, the weather can range from mild to extreme. During the winter months, the temperatures can drop below freezing and snowfall is frequent. During spring, temperatures can rise quickly and thunderstorms are common. In the summer, the sun can be intense and heat waves can bring temperatures in the triple digits. Fall is the mildest season in Kansas, with temperatures ranging from the mid-60s to mid-80s.
Strong winds can make driving difficult, while heavy rain can lead to flash flooding. Tornadoes are also a concern in the state, especially in the spring and summer. Winters can be especially dangerous, with icy roads and low visibility due to snow and fog.
Oklahoma is known for its wide range of weather patterns. Interstate I-35 stretches across the entire state and the weather can vary significantly.
In the summer months, highs along I-35 generally range from the mid 80s to the low 90s. Nights can get quite warm as well, with temperatures usually in the mid 70s. It’s not uncommon to see thunderstorms in the summer, especially in the afternoon and evening.
The winter months bring colder temperatures to the area, with lows usually in the 30s and highs in the 50s. Snow and ice can also be common during this time.
Spring and fall are usually mild, with temperatures in the 60s and 70s. Rain is common in both of these seasons, but thunderstorms and tornadoes can occur as well.
Texas along Interstate I-35 generally has mild to warm weather. In the winter, temperatures can range from the 40's to the 70's during the day. The state rarely experiences snow, but there is a chance of light snowfall in the northern part of the state.
In the spring, temperatures increase to the 80's, with occasional rain showers. Summer months in Texas are typically hot and humid, with average temperatures between the 90's and 100's. Heat advisories are common during this time of year. In the fall, temperatures decrease to the 70's and 80's, with a chance of rain and thunderstorms.
I-35 is known for heavy traffic in several areas. Oklahoma City often experiences gridlock for travelers passing through. Meanwhile, Austin, Texas is known as having the worst traffic in Texas.
Oklahoma is undergoing several widening and repair projects on I-35. In several places, the interstate is narrowed down to one lane. Alternative routes are suggested using US-81 to the west and US-69/75 to the east.
Traffic can often be heavy moving through Kansas City. The Port of Kansas City is the 2nd largest rail hub and the 3rd largest trucking hub in the country!
I-35 splits into two parts to serve the metropolitan area between Fort Worth and Dallas, Texas. I-35W travels through Fort Worth. I-35E travels through Dallas.
Laredo, TX sits at the border with Mexico across the Rio Grande River. Four international bridges serve as major trade conduits. More than 47 percent of US exports to Mexico pass through Laredo (and 36 percent of the imports from Mexico).
In Minnesota:
In Iowa:
In Missouri:
In Kansas:
In Oklahoma:
In Texas:
This map shows the current & 7-day weather forecast, road conditions, and weather radar for all of US interstate I-35.