I-91 Interstate Road Conditions 511

I-91

Weather for road I-91

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Interstate 91 (I‑91) runs from New Haven, Connecticut, to Derby Line, Vermont (at the Canadian border), providing a north–south route through New England along the Connecticut River valley. It passes through cities such as New Haven, Hartford, Springfield, Northampton.

  • Road system: Interstate Highway System
  • Year of construction: 1957
  • Length: 290 miles

Temperature

Wind Speed

Rain Precip.

Coverage

Up to 144 hours

Lowest temp.

-

Highest temp.

-

Highest wind

-

Pressure

-

Description

See live weather forecast for I‑91. Get real‑time I‑91 road and weather conditions displayed directly on the interactive map for your route through Connecticut, Massachusetts, and Vermont. The map shows live weather conditions along Interstate 91, updated frequently to help drivers plan safer trips. Forecasts are generated for the next 6 hours at key highway points and include temperature and conditions such as clear skies, rain, storms, snow, high wind, hail, and more.

Weather conditions overview along the road I-91

Connecticut I-91 weather conditions

  • The current weather in Connecticut, CT, as of 8:00 AM on March 30, 2026, is characterized by cloudy conditions with a temperature of 6.9°C (44°F)
  • The humidity is quite high at 85%, contributing to a dew point of 4.6°C (40°F)
  • Winds are blowing from the south-southwest at 12 km/h (7 mph), and visibility is good at 16 km (9.9 miles)
  • The atmospheric pressure is measured at 1019 mb (30.08 inHg)
  • There are no active weather alerts at this time.

Massachusetts I-91 weather conditions

  • In Massachusetts, the current weather shows a temperature of 7.9°C (46°F) with a humidity level of 82%
  • The sky is mostly cloudy, covering approximately 75% of the sky
  • The wind is coming from the southwest at 8 km/h (5 mph), and visibility is good at 16 km (10 miles)
  • The atmospheric pressure is 1022 hPa (30.17 inHg)
  • Overall, conditions are relatively mild for this time of year, with no significant weather alerts in effect.

Vermont I-91 weather conditions

  • The current weather in Vermont, VT, indicates a temperature of 0.3°C (32°F) with a dew point of -1.7°C (29°F) and a relative humidity of 86%
  • The wind is blowing from the south at 3 km/h (2 mph), and visibility is good at 16 km (9.9 miles)
  • The sky is partly cloudy, covering approximately 50% of the sky
  • The atmospheric pressure is measured at 1019 mb (30.09 inHg)
  • Currently, there are no active weather alerts in the area, and there is no precipitation occurring.

Cameras for road I-91

IDOT: 187th. HD

2 months ago

Photo from camera: IDOT: 187th. HD

IDOT: Harlem Ave. HD

2 months ago

Photo from camera: IDOT: Harlem Ave. HD

IDOT: W/o LaGrange Rd. HD

2 months ago

Photo from camera: IDOT: W/o LaGrange Rd. HD

IDOT: E/o 104th Ave. HD

2 months ago

Photo from camera: IDOT: E/o 104th Ave. HD

IDOT: Wolf Rd. HD

2 months ago

Photo from camera: IDOT: Wolf Rd. HD

IDOT: Near Wt. Station HD

2 months ago

Photo from camera: IDOT: Near Wt. Station HD

IDOT: Parker Rd. HD

2 months ago

Photo from camera: IDOT: Parker Rd. HD

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