What are the cycling conditions like in Tunnel du Galibier?

🚴♂️ When It’s Open / Closed for Cyclists 🏔️ Col du Galibier Road (Over the Pass) Typical open season: late May / early June → late October (mainly June through October) depending on snow clearance and weather conditions. Winter closure: late October → late May / early June — the road to the pass is usually closed all winter due to heavy snow. Variable dates: Heavy snow years can push opening later into June or early closure as soon as September/October if severe weather returns. 👉 Always check current status before heading out — high passes can be closed temporarily due to early snow or storms even in summer. 🛣️ Tunnel du Galibier The tunnel under the summit is generally open year-round for vehicles and bicycles and provides a lower-altitude link even when the pass road over the top is closed for winter. It’s typically operated continuously , not limited to specific hours, but traffic signals manage single-lane flow. 🌦️ Weather Conditions to Expect (Cycling Specific) Because Col du Galibier reaches ~2,642 m , the high altitude strongly affects weather: ☀️ Summer (June — September) Wide temperature swings: Cold near the summit (can be near freezing), warm/hot in valleys. Unpredictable weather: Sudden rain showers, thunderstorms, possible snow flurries in early/late season. Wind chill: Strong winds are common at altitude — bring windproof layers. 🌧️ Early/Late Season & Shoulder Months (May, October) Snow still possible near summit , even when cleared. Cold descents: Temperatures drop significantly once climbing above ~2,000 m, so warm gear is essential. ❄️ Winter (November — May) The pass road itself is not maintained for cycling because of snow depth and avalanche risk — this makes riding unsafe/unfeasible. The tunnel stays clear, but there’s no cycling infrastructure or shoulder in winter conditions and weather is severe. 🚴♂️ Cyclist Tips & Gear Whether you aim to ride solo or as part of a group, here’s what seasoned riders recommend: ✅ Dress in layers — thermal, windproof, rain gear. ✅ Start early in the day for better conditions and lighter winds. ✅ Check pass conditions online (local road status sites and webcams). ✅ Carry extra food & fluids — high altitude means few services.

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Detailed cycling weather forecast for Tunnel du Galibier. See wind direction, temperature and rain along the entire climb and descent.

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Pass Information

2,556m

Elevation

Current status: unknown

Opening Period: Wintersperre

Current Conditions

Could not reliably identify pass 'Tunnel du Galibier' in Savoie external list.

Wed

11 Mar

ac_unit

Snow showers

06:54 — 18:34

-3° / -5°

Precipitation 5 mm

Humidity 100 %

🚴‍♂️ When It’s Open / Closed for Cyclists

🏔️ Col du Galibier Road (Over the Pass)

Typical open season: late May / early June → late October (mainly June through October) depending on snow clearance and weather conditions.
Winter closure: late October → late May / early June — the road to the pass is usually closed all winter due to heavy snow.
Variable dates: Heavy snow years can push opening later into June or early closure as soon as September/October if severe weather returns.

👉 Always check current status before heading out — high passes can be closed temporarily due to early snow or storms even in summer.

🛣️ Tunnel du Galibier

The tunnel under the summit is generally open year-round for vehicles and bicycles and provides a lower-altitude link even when the pass road over the top is closed for winter.
It’s typically operated continuously, not limited to specific hours, but traffic signals manage single-lane flow.

🌦️ Weather Conditions to Expect (Cycling Specific)

Because Col du Galibier reaches ~2,642 m, the high altitude strongly affects weather:

☀️ Summer (June — September)

Wide temperature swings: Cold near the summit (can be near freezing), warm/hot in valleys.
Unpredictable weather: Sudden rain showers, thunderstorms, possible snow flurries in early/late season.
Wind chill: Strong winds are common at altitude — bring windproof layers.

🌧️ Early/Late Season & Shoulder Months (May, October)

Snow still possible near summit, even when cleared.
Cold descents: Temperatures drop significantly once climbing above ~2,000 m, so warm gear is essential.

❄️ Winter (November — May)

The pass road itself is not maintained for cycling because of snow depth and avalanche risk — this makes riding unsafe/unfeasible.
The tunnel stays clear, but there’s no cycling infrastructure or shoulder in winter conditions and weather is severe.

🚴‍♂️ Cyclist Tips & Gear

Whether you aim to ride solo or as part of a group, here’s what seasoned riders recommend:

✅ Dress in layers — thermal, windproof, rain gear.
✅ Start early in the day for better conditions and lighter winds.
✅ Check pass conditions online (local road status sites and webcams).
✅ Carry extra food & fluids — high altitude means few services.

Check weather on own route

Location

Weather Forecast

Next 7 Days

Wed

11 Mar

ac_unit

Snow showers

06:54 — 18:34

-3° / -5°

Precipitation 5 mm

Humidity 100 %

Thu

12 Mar

ac_unit

Snow showers

06:52 — 18:35

-1° / -7°

Precipitation 5 mm

Humidity 98 %

Fri

13 Mar

cloud

Overcast

06:50 — 18:37

-1° / -5°

Precipitation 0 mm

Humidity 82 %

Sat

14 Mar

ac_unit

Snow showers

06:48 — 18:38

-4° / -11°

Precipitation 22 mm

Humidity 100 %

Sun

15 Mar

ac_unit

Snow showers

06:46 — 18:39

-4° / -11°

Precipitation 5 mm

Humidity 100 %

Mon

16 Mar

foggy

Fog

06:44 — 18:41

-2° / -7°

Precipitation 0 mm

Humidity 100 %

Tue

17 Mar

cloud

Overcast

06:42 — 18:42

2° / -7°

Precipitation 0 mm

Humidity 84 %

Climate Overview

Month	Temp Day	Temp Night	Sunny Days	Sun Hours	Rain Days	Precipitation	Humidity	UV Index	Day Length
Jan	-3°C	-9°C	16	5.6h	22	179 mm	75 %	2	9h 14m
Feb	-2°C	-8°C	19	7.5h	11	27 mm	73 %	3	10h 26m
Mar	-2°C	-8°C	25	9.0h	14	83 mm	70 %	4	11h 57m
Apr	1°C	-6°C	27	10.5h	14	130 mm	68 %	5	13h 31m
May	4°C	-3°C	29	12.0h	15	46 mm	65 %	6	14h 52m
Jun	15°C	5°C	30	13.8h	18	54 mm	67 %	7	15h 33m
Jul	11°C	3°C	31	13.4h	21	61 mm	66 %	8	15h 12m
Aug	13°C	4°C	29	12.1h	14	44 mm	68 %	7	14h 1m
Sep	9°C	0°C	27	10.1h	13	83 mm	70 %	5	12h 30m
Oct	3°C	-4°C	25	8.1h	12	136 mm	72 %	4	10h 56m
Nov	-2°C	-10°C	20	6.5h	13	120 mm	76 %	2	9h 33m
Dec	-3°C	-9°C	18	6.1h	15	33 mm	77 %	2	8h 49m