What are the cycling conditions like in Col des Etroits?

🚴♂️ Location & Profile Col des Étroits is a lower-elevation Jura pass (≈ 1 150 m above sea level), making it less extreme than high Alpine cols. Main road (Route 151) traverses the saddle, popular with cyclists, and does not have an official winter closure . 🌦 Seasonal Weather & Riding Conditions Spring (March – May) Temperatures start cool at first, especially on early rides — night frost and snowfall still possible until mid/late April at elevation. Expect changeable weather : chilly mornings, possible rain, and occasional lingering snow at the highest Jura points early in season. Roads often become fully clear by late April/May across most lower Jura passes, though weather still dictates conditions. Cyclist tips: Dress in layers; expect cool starts. Ride later in the season for more reliable conditions. Summer (June – August) Most comfortable cycling weather of the year. Warm valleys and milder pass tops with typical maximums in the low to mid-20s°C (though cooler at elevation). Afternoon thunderstorms can occur — typical for mountains — with rapid weather shifts sometimes bringing short heavy rain or wind. Cyclist tips: Start early to avoid midday thunderstorms. Always check daily local forecast — conditions can change fast. Autumn (September – October) Pleasant cycling temperatures in September; cool nights increase. By late October, temperatures can drop substantially — and early snow or frost at/around passes isn’t unusual at elevations above 1 000 m. Rain becomes more frequent; weather can be unpredictable. Cyclist tips: Layered gear is essential. Be cautious of slippery roads and early cold snaps. Winter (November – February) The pass is not officially closed in winter , unlike many high Swiss Alpine passes, and is generally accessible year-round at its modest height. However, snowfall and frost are common , making both climbing and descending challenging — especially on wet or icy tarmac. Swiss roads may remain passable when snow is light , but conditions depend on weather; local road services don’t guarantee snow-free surfaces. Cyclist tips: Avoid winter rides unless well-equipped (winter tires on support vehicle, studded tires for bike, layered clothing). Check current road conditions before departure. 🧭 What to Expect Throughout the Year (Summary) Spring | Cool → Mild | Clears by April/May | Mixed — rain/frost possible Summer | Mild → Warm | Fully open | Best cycling weather Autumn | Warm → Cool | Open | Variable — rain, early snow Winter | Cold | Open but weather-dependent | Icy/snowy surfaces likely 📌 Quick Summary for Cyclists Accessible most of the year — no official seasonal closure. Summer (June-August) offers the most reliable and comfortable cycling weather. Shoulder seasons (spring/autumn) can be very rewarding but require flexible planning and weather gear. Winter riding is possible but challenging and potentially unsafe due to snow/ice — not recommended without proper equipment.

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Detailed cycling weather forecast for Col des Etroits. See wind direction, temperature and rain along the entire climb and descent.

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Pass Information

1,152m

Elevation

Current status: open

Opening Period: Ganzjährig offen

Current Conditions

Col des Etroits open for all vehicles.

Wed

11 Mar

cloud

Moderate rain

06:54 — 18:33

8° / 3°

Precipitation 11 mm

Humidity 93 %

🚴‍♂️ Location & Profile

Col des Étroits is a lower-elevation Jura pass (≈ 1 150 m above sea level), making it less extreme than high Alpine cols.
Main road (Route 151) traverses the saddle, popular with cyclists, and does not have an official winter closure.

🌦 Seasonal Weather & Riding Conditions

Spring (March – May)

Temperatures start cool at first, especially on early rides — night frost and snowfall still possible until mid/late April at elevation.
Expect changeable weather: chilly mornings, possible rain, and occasional lingering snow at the highest Jura points early in season.
Roads often become fully clear by late April/May across most lower Jura passes, though weather still dictates conditions.

Cyclist tips:

Dress in layers; expect cool starts.
Ride later in the season for more reliable conditions.

Summer (June – August)

Most comfortable cycling weather of the year.
Warm valleys and milder pass tops with typical maximums in the low to mid-20s°C (though cooler at elevation).
Afternoon thunderstorms can occur — typical for mountains — with rapid weather shifts sometimes bringing short heavy rain or wind.

Cyclist tips:

Start early to avoid midday thunderstorms.
Always check daily local forecast — conditions can change fast.

Autumn (September – October)

Pleasant cycling temperatures in September; cool nights increase.
By late October, temperatures can drop substantially — and early snow or frost at/around passes isn’t unusual at elevations above 1 000 m.
Rain becomes more frequent; weather can be unpredictable.

Cyclist tips:

Layered gear is essential.
Be cautious of slippery roads and early cold snaps.

Winter (November – February)

The pass is not officially closed in winter, unlike many high Swiss Alpine passes, and is generally accessible year-round at its modest height.
However, snowfall and frost are common, making both climbing and descending challenging — especially on wet or icy tarmac.
Swiss roads may remain passable when snow is light, but conditions depend on weather; local road services don’t guarantee snow-free surfaces.

Cyclist tips:

Avoid winter rides unless well-equipped (winter tires on support vehicle, studded tires for bike, layered clothing).
Check current road conditions before departure.

🧭 What to Expect Throughout the Year (Summary)

📌 Quick Summary for Cyclists

Accessible most of the year — no official seasonal closure.
Summer (June-August) offers the most reliable and comfortable cycling weather.
Shoulder seasons (spring/autumn) can be very rewarding but require flexible planning and weather gear.
Winter riding is possible but challenging and potentially unsafe due to snow/ice — not recommended without proper equipment.

Check weather on own route

Location

Weather Forecast

Next 7 Days

Wed

11 Mar

cloud

Moderate rain

06:54 — 18:33

8° / 3°

Precipitation 11 mm

Humidity 93 %

Thu

12 Mar

water_drop

Rain showers

06:52 — 18:34

7° / 0°

Precipitation 3 mm

Humidity 96 %

Fri

13 Mar

cloud

Overcast

06:50 — 18:36

10° / -5°

Precipitation 0 mm

Humidity 98 %

Sat

14 Mar

water_drop

Rain showers

06:48 — 18:37

5° / -3°

Precipitation 22 mm

Humidity 98 %

Sun

15 Mar

ac_unit

Snow

06:46 — 18:39

1° / -3°

Precipitation 0 mm

Humidity 95 %

Mon

16 Mar

ac_unit

Snow showers

06:44 — 18:40

5° / -4°

Precipitation 0 mm

Humidity 95 %

Tue

17 Mar

cloud

Overcast

06:42 — 18:41

10° / 1°

Precipitation 0 mm

Humidity 91 %

Climate Overview

Month	Temp Day	Temp Night	Sunny Days	Sun Hours	Rain Days	Precipitation	Humidity	UV Index	Day Length
Jan	3°C	-4°C	17	5.3h	19	171 mm	75 %	2	9h 2m
Feb	4°C	-3°C	18	6.4h	11	67 mm	73 %	3	10h 19m
Mar	7°C	-1°C	24	8.2h	14	76 mm	70 %	4	11h 56m
Apr	11°C	2°C	27	10.4h	13	91 mm	68 %	5	13h 37m
May	13°C	5°C	25	10.8h	24	127 mm	65 %	6	15h 4m
Jun	21°C	11°C	29	13.2h	15	124 mm	67 %	7	15h 48m
Jul	19°C	10°C	29	12.3h	23	139 mm	66 %	8	15h 25m
Aug	21°C	11°C	29	11.8h	15	127 mm	68 %	7	14h 8m
Sep	15°C	8°C	22	8.5h	20	183 mm	70 %	5	12h 31m
Oct	10°C	3°C	20	6.8h	14	180 mm	72 %	4	10h 51m
Nov	5°C	-1°C	16	5.3h	16	163 mm	76 %	2	9h 22m
Dec	3°C	-2°C	17	5.1h	13	52 mm	77 %	2	8h 36m