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Grinllwm from Trefriw

3
3.0
1 review/story | Elevation profile | 1 photo
Grinllwm from Trefriw
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Elevation profile Grinllwm from Trefriw

Statistics

Difficulty points 227
Length 0.9 mi
Average gradient 11.4%
Steepest segment 18.6%
Total ascent 545 ft

Short recap

#33 toughest climb of Clwyd
#68 most elevation gain of Clwyd
#55 longest climb of Snowdonia
#45 average steepest climb of Wales
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Grinllwm from Trefriw is a climb in the region Conwy. It is 0.9 mi long and bridges 545 ft of vertical ascent with an average gradient of 11.4%, resulting in a difficulty score of 227. The top of the ascent is located at 581 ft above sea level. Climbfinder users shared 1 review/story of this climb and uploaded 1 photo.

3.0 by IanC
This is an automatic translation, the original language is: English.
Difficult climb because the road is very narrow so no opportunity to zig zag. Be careful with clip ins as it is difficult to stay on the saddle. Great fun though and leads up to a lovely lake.... read more

Photos (1)

Grinllwm from Trefriw
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Reviews (1)

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IanC
IanC
10 Mo 3.0 via the Climbfinder app

Difficult climb because the road is very narrow so no opportunity to zig zag. Be careful with clip ins as it is difficult to stay on the saddle. Great fun though and leads up to a lovely lake.

Dashboard

Climbing times

5 mph 00:10:53
7 mph 00:07:42
9 mph 00:06:00
12 mph 00:04:30

Road surface condition

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Traffic

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Frequently Asked Questions

Grinllwm from Trefriw is a challenging ascent. For this type of climbing, we recommend mountain gearing, specifically a compact system. This means a small front chainring of 34 teeth, combined with a rear cassette where, depending on your level, strength, and experience, you choose a sprocket with 30, 32, or even 34 teeth. Remember that a smooth cadence is always more efficient!

Grinllwm from Trefriw is a 3rd-category climb. Almost anyone can handle this climb, as long as you have a bike with climbing gears. If you have little training, you will probably need to shift down significantly. For experienced riders, Grinllwm from Trefriw is not a problem.

Grinllwm from Trefriw is 0.9 mi long.

The average gradient of Grinllwm from Trefriw is 11.4%.

Grinllwm from Trefriw has a steepest segment with an average gradient of 18.6%.

The summit of Grinllwm from Trefriw is at 581 ft.

At a slow pace of 5 mph, it takes about 00:10:53 to climb Grinllwm from Trefriw. At 7 mph the time is 00:07:42, and at 9 mph 00:06:00. For the fastest cyclists, 00:04:30 is an achievable time.

Grinllwm from Trefriw is located in the region Conwy in Wales.

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