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Cycling in Gwynedd

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Road cycling in Gwynedd offers mid-length routes with varied climbing, mostly on minor roads and cycle paths, suitable best from June to September.

On the road in Gwynedd

Gwynedd features 11 road and mixed routes starting from towns like Penrhyndeudraeth, Caernarfon, Bala, and Llanddwywe. Distances range from 14 to 114 km, with routes including loops and point-to-point options. Climbing per route varies from 122 to 1400 m, with the highest climbs on routes from Llanddwywe and Llanaber to Rhayader, and from Caernarfon to Tal-y-bont.

The region's terrain combines flat and hilly sections, with an average of 23% climbing. Most riding is on minor roads, with a significant portion on cycle paths. Routes cover diverse gradients, including stretches above 5%, 8%, and 10%, with the steepest 500 m averaging 20.7%.

What the riding is like

The riding in Gwynedd is characterised by mainly minor roads and cycle paths over routes of 14 to 114 km, averaging 30 km. Terrain is rolling with 52% flat and 23% climbing. Gradients include 30.7 km above 5%, 14.2 km above 8%, and 5.7 km above 10%. The steepest 500 m reach 20.7%. The longest route is Lôn Las Cymru (North) at 114 km. Climbs include routes from Llanddwywe to Rhayader (1400 m) and Llanaber to Rhayader (1373 m). Surfaces are 92% paved with some unpaved sections.

Cycling infrastructure

Cycle paths cover 88.9 km, main roads 7% including 42.7 km without cycle lanes, and fast roads 38.6 km across the routes in Gwynedd.

Best time to ride

The best months to cycle in Gwynedd are from June to September, with June to August being the prime period for riding.

Riding in Gwynedd in numbers

Added up from the recorded routes and OpenStreetMap; nothing estimated.

11
Routes
567 km
In total
114 km
Longest ride
1,400 m
Most climbing

Where to start in Gwynedd

When to ride Gwynedd

Typical conditions by month, 20152024 reanalysis. Bars run from the average daily low to high.

Best months: Jun to Sep.

8°4°J18
8°4°F17
9°4°M18
12°5°A14
15°8°M14
17°11°J16
18°13°J18
18°13°A19
17°12°S17
14°9°O18
10°6°N19
9°5°D21
BestFineHard goingRain days per month under each bar · typical wind 23 km/h from the SW

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