Nepean, ON → Bar Harbor, ME
375 mi · 7h 29m (driving)
Current Risk
Medium Risk
Beach Hazards Statement in effect along your route
Nepean
72°
Alburgh
70°
Byron
68°
Bar Harbor
68°
Trip Briefing
3 segments · 375 mi · 7h 30m
Weather
☀️ Clear sky
70°F, wind 5 mph
Rest Stops
13
Restrooms, Picnic, WiFi
Cameras
4 live
Clear driving conditions expected
Rest stops in this segment:
- ● Halte Municipale 🚻
- ● Halte routière de Rigaud
- ● Halte de Saint-Placide 🚻 🪑
Weather May Slow Traffic
Active weather advisory — expect slower travel · 1 construction zone on route
1 Construction Zone on Route
Daily Construction on HWY 417 Eastbound between WALKLEY RD (IC 110) and HUNT CLUB RD, Ottawa. 1 Right Lane(s).
Traffic Cameras
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Images are snapshots updated periodically by state DOTs. Timestamps shown in images indicate when each photo was captured.
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Via I-93 South → US-302 → ... → I-395 East → US-1A
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Looking South
ON ·
Highway 417 near Walkley Road
ON ·
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Opens state traffic cameras
Route 132 at ch. Saint-François-Xavier (Candiac)
Montérégie, QC
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Opens state traffic cameras
Aut. 15 at route 132
Montérégie, QC
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Opens state traffic cameras
Aut. 10 at boulevard de Bromont (Bromont)
Estrie, QC
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Opens state traffic cameras
Route 241 at boulevard de Bromont (Bromont)
Estrie, QC
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Opens state traffic cameras
Aut. 10 at route 245 (Eastman)
Estrie, QC
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Opens state traffic cameras
Aut. 55 at Curtis rest area (Stanstead-Est)
Estrie, QC
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Opens state traffic cameras
Aut. 55 at Stanstead border crossing
Estrie, QC
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Derby - I-91
NY
Derby - I-91
NY
I-395 Mile 2 EB Bangor
ME · EB
Rest Stops Along Your Route
30 stops available
Swipe to see moreShowing 1-2 of 30
Get Weather Alerts for This Route
We'll notify you when conditions change before your trip. Never drive into a surprise storm again.
⚡ Recent Weather Events on This Route
Premium users received alerts for these conditions:
- 🌧️Aug 12: Heavy rain expected near Byron - consider afternoon departure
Don't miss the next alert →
Driving from Nepean, ON to Bar Harbor, ME covers 375 miles in roughly 7h 29m of drive time, crossing state lines. We track 12 live traffic cameras, 30 rest areas and 1 active weather alert along this corridor so you can plan around them. Most drivers do this trip in one day; weather along the route matters more than the forecast at either endpoint, since you'll cross several climate zones.
7-Day Driving Outlook
Today
Aug 14
73° / 70°
No precip
Tomorrow
Aug 15
71° / 57°
No precip
Sun
Aug 16
72° / 54°
No precip
Mon
Aug 17
73° / 61°
No precip
Tue
Aug 18
79° / 61°
No precip
Wed
Aug 19
79° / 64°
No precip
Thu
Aug 20
71° / 67°
No precip
🗓️ Weekend Outlook
Saturday
Good to Go⛅ Partly cloudy at origin, ☁️ Overcast at destination
Sunday
Good to Go🌧️ Moderate rain at origin, ☁️ Overcast at destination
Plan This Route
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Current Conditions
Nepean, ON
72°F
Wind: 4 mph
Bar Harbor, ME
68°F
Wind: 14 mph
Weather data updated in real-time
Driving from Nepean, ON to Bar Harbor, ME
The 375-mile drive from Nepean, Ontario to Bar Harbor, Maine takes approximately 7h 29m under normal conditions. Weather along this route can vary significantly, especially across varying terrain where weather conditions can change rapidly. Route Outlook helps you find the safest time to travel by showing you weather conditions at every point along your route, timed to when you'll actually be there.
This long-distance route crosses state lines from Ontario into Maine, connecting Nepean and Bar Harbor. Covering 375 miles, this is a substantial drive that will take you through diverse terrain and weather patterns. Planning ahead with real-time conditions along the entire route — not just at your destination — is essential for a safe trip.
Common Weather Hazards on This Route
- Winter storms and heavy snowfall (November through April)
- Black ice on mountain passes and bridges
Seasonal Driving Considerations
The Northeast corridor sees the full range of seasonal weather. Nor'easters from November through March can dump heavy snow and create whiteout conditions, while ice storms make roads treacherous. Summer and fall offer excellent driving conditions, though fall foliage season brings heavier traffic on scenic routes. Spring can bring unpredictable rain and residual freeze-thaw damage to road surfaces.
Best Time to Drive Nepean to Bar Harbor
For medium-distance drives like this 375-mile route, consider starting in the early morning to arrive before afternoon storms develop. Check the 7-day forecast above to find a day with favorable conditions along the entire route.
Driving Strategy
A 375-mile drive from Nepean to Bar Harbor takes a significant part of the day. Plan at least one fuel and rest stop along the way. If your route crosses elevation changes or state lines, expect weather conditions to shift mid-trip. Monitor the segment-by-segment forecast rather than just checking destination weather. Starting early in the morning typically avoids afternoon storm development and rush-hour congestion near urban areas.
Pro Tip
Use Route Outlook's departure optimizer to find the best time to leave. Our 4D trajectory engine considers weather at each point along your route at the exact time you'll be there — not just at your destination. It also integrates live data from traffic cameras, DOT 511 feeds, and road weather sensors.
Frequently Asked Questions
How long is the drive from Nepean to Bar Harbor?
The drive is approximately 375 miles and takes about 7h 29m under normal traffic and weather conditions. Severe weather can add significant time to your trip.
What's the best day to drive this route?
Based on current forecasts, Today (Aug 14) looks ideal. Clear conditions expected along the entire route
Is it safe to drive from Nepean to Bar Harbor today?
Current conditions show medium risk along this route. Conditions look favorable for travel. Always stay alert and adjust speed for changing conditions.
Are there rest areas on the Nepean to Bar Harbor route?
Yes, there are 30 rest areas along this route. Facilities include restrooms, parking, and in some cases picnic areas and vending machines. Rest stops are spaced throughout the drive, so you'll never be too far from a break.
Can I see live traffic cameras on this route?
Yes, Route Outlook shows 12 live traffic cameras along this route, sourced from state DOT feeds. You can check road visibility, traffic flow, and pavement conditions in real time before and during your drive.
What highways does this route use?
This route primarily uses Other. Conditions can vary between highway segments, so check live camera feeds and road condition reports for each stretch before departing.
Are there any road closures on this route right now?
No significant incidents or road closures are currently reported along this route. Conditions can change quickly — this page updates automatically with the latest data from state DOT 511 systems.
Related Driving Guides
10 Essential Winter Driving Tips for Long Road Trips
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🧊Black Ice: The Invisible Killer on Winter Roads
Black ice forms when rain or melting snow refreezes on cold road surfaces. Here's how to spot the conditions that create it.
🛡️Road Safety Features: Real-Time Conditions for Your Route
Real-time traffic incidents from 12 states, highway message signs, road conditions, and 25,000+ traffic cameras--integrated into your route planning.
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