Missisquoi River & National Wildlife Refuge, VT

Today’s Forecast:

Today’s Report:

About Missisquoi River & National Wildlife Refuge

Weather at Missisquoi River & National Wildlife Refuge affects more than temperature; surface conditions and access often decide which version of the day works. The corridor between Swanton and Canada border can experience different access and surface conditions on the same day.

Planning an Outing at Missisquoi River & National Wildlife Refuge

Check current observations and operating notices first, then choose distance and timing around the most exposed portion of the outing. For paddling, fishing, hiking, verify the access serving Highgate instead of assuming the whole destination is ready for use.

Weather Tips for Missisquoi River & National Wildlife Refuge

• Review river level, current, cold-water exposure, recent rain, upstream runoff, and the condition of the planned access point.
• High water can cover banks, trails, camps, and low crossings even after rain has ended locally.
• Fog, thunderstorms, debris, dam releases, and a difficult takeout can change the safe paddling window.
• At Missisquoi River & National Wildlife Refuge, verify the exact launch, shoreline, river reach, beach, or ice condition required for the selected activity.

Nearby Towns and Areas

Use this forecast as practical context for outdoor plans near:

• Swanton
• Highgate
• Missisquoi Bay
• Maquam Bay
• Shad Island
• Louie’s Landing
• Canada border

Adjust the Day to the Forecast

Shorten or relocate the outing when observed snow, water, mud, wind, visibility, or road conditions differ from the forecast.

7-Day Forecast for Missisquoi River & National Wildlife Refuge

Weather by Season

Winter

Winter brings shoreline ice, wind, cold water, snow, and limited facilities. Treat all ice as unverified until locally measured. Check conditions near Shad Island because local access may change before the broader forecast does.

Spring

Spring runoff and cold water return before beaches, launches, and soft shoreline areas are fully ready. Check conditions near Louie’s Landing because local access may change before the broader forecast does.

Summer

Summer favors water use but adds thunderstorms, algae or water-quality concerns, fog, crowds, and afternoon wind. Check conditions near Canada border because local access may change before the broader forecast does.

Fall

Fall brings quieter access and fishing opportunities along with colder water, stronger fronts, and shorter daylight. Check conditions near Swanton because local access may change before the broader forecast does.

Key Climate Data Points

• Annual average temperature: roughly 44–49°F in the Champlain and major river valleys; elevation and proximity to large water create meaningful local variation.
• Annual snowfall: generally lower in broad valleys, with notably greater totals in nearby uplands.
• Warmest months: July is generally warmest, with cooler conditions at elevation and near open water.
• Coolest months: January is usually coolest, with persistent cold in northern and mountain areas.
• Wettest season: Precipitation is distributed through the year, with spring runoff and summer thunderstorms producing important access impacts.
• Driest season: Late winter is often comparatively dry, though snow cover remains substantial in mountain areas.
• Best outdoor window: Late spring through early fall for warm-season use after mud season; winter destinations depend on current snow, ice, and operations.