Weather Forecasts, Road Conditions, and Weather Radar for I-91

Current & 7-day weather forecast, road conditions, and weather radar for all of US interstate I-91.
All times shown in your local timezone

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Weather Radar for I-91

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Road Trip and Weather Conditions on I-91

I-91 is one of the premier roads for road trips in the United States. It offers spectacular views of the New England countryside. I-91 runs 290 miles from Connecticut through Massachusetts, Vermont, and New Hampshire, and ends at the Canadian border. The weather conditions along I-91 can vary significantly, depending on the season and location.

In the spring, temperatures are usually mild and pleasant, with occasional showers. The summer months can be hot and humid, with temperatures reaching the 90s in some areas. In the fall, the foliage along I-91 is spectacular, with leaves changing colors and creating beautiful scenery. The winter months can be cold and icy, with snow and ice storms common.

Regardless of the season, road trips along I-91 can be enjoyable and scenic. It is important to always check the forecast before heading out, and to be prepared for any kind of weather conditions. Drivers should have winter tires and chains during the winter months. Sufficient supplies of food, water, and fuel in case of emergencies is also recommended.

Weather in Vermont on I-91

The weather in Vermont along I-91 can vary greatly depending on the season, elevation, and location. It is located in New England and is part of the Appalachian Mountains.

During the winter months, the interstate is likely to experience snow, sleet, and freezing rain. This is especially true if you are traveling through the mountain passes. During the spring and summer months, the weather is generally mild with temperatures ranging from the mid-50s to the low 80s. Storms can also pass through the area during this time, so it is important to be prepared for rain and thunderstorms.

In the fall, the temperatures can drop rapidly, bringing in cold air and rain. The leaves on the trees will also begin to change, creating a beautiful backdrop as you travel on I-91. It is important to be prepared for wet and cold weather during this time of year.

Vermont is one of the most beautiful places in the United States to experience Fall foliage. Driving down I-91 during the Fall months provides breathtaking views of vibrant colors. The lush trees around the highway transition from green to shades of red, orange and yellow. The rolling forested hills and valleys of Vermont make for a stunning sight as the colors of the countryside come alive.

Weather in Massachusetts on I-91

Weather in Massachusetts along Interstate 91 can vary depending on the season. In the summer, temperatures can reach the mid-80s and the humidity can be quite high, making it feel even warmer. There is also the potential for thunderstorms and other severe weather. In the winter months, temperatures can dip below freezing. This causes icy roads and other hazardous weather conditions. Snowfall is also common during this time of year, with some areas receiving more snow than others. The spring and fall months tend to be more mild, with temperatures ranging from the mid-40s to the mid-70s. Rain is still common during these seasons and there is the potential for flooding in low-lying areas.

Weather in Connecticut on I-91

In the summer months, temperatures can range from the low 70s to the low 90s and there is typically high humidity. Thunderstorms are also common throughout the summer. In the winter months, temperatures can range from the mid-20s to the mid-50s. Snowfall is common during the winter months and can range from a few inches to several feet. The spring and fall months tend to be milder and are the best time of year to travel through Connecticut along I-91.

Major Junctions of I-91

In Vermont:

  • I-91 South begins at the Rock Island Border Crossing of the Canada-US border in Derby, Vermont.
  • I-91 has a major junction at I-93 in St. Johnsbury, Vermont.
  • I-91 has a major junction at I-89 in Hartford, Vermont.

In Massachusetts:

  • I-91 has a major junction at I-90 in West Springfield, Massachusetts.
  • I-91 has a major junction at I-391 in Chicopee, Massachusetts.
  • I-91 has a major junction at I-291 in Springfield, Massachusetts.

In Connecticut:

  • I-91 has a major junction at I-291 in Windsor, Connecticut.
  • I-91 has a major junction at I-84 in Hartford, Connecticut.
  • I-91 has a major junction at I-691 in Meriden, Connecticut.
  • I-91 North begins at the junction of I-95 in New Haven, Connecticut.

This map shows the current & 7-day weather forecast, road conditions, and weather radar for all of US interstate I-91.