Stage 18 of 41 · Senda Pirenaica

Àreu → Lleret

Distance
20.7 km
Ascent
+1,559 m
Descent
-1,437 m
Walking time
8h 27m
Altitude
1,121–2,238 m
Type
point-to-point

Walking time measured on the mapped line (TrailSplits time model, moving time; within 22 % on four in five test legs). Outside Switzerland our walking times often run short of the times route operators publish; treat them as optimistic. Climb measured on the mapped line, on terrain heights.

🏔️ Mountainous❄️ Alpine

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Explore this stage

See the route, inspect its climbing, or preview the stage over real terrain.

Loading topographic map…
1,500m2,000m05 km10 km15 km20 km2,224m1,127m
Flat (<5%) Gentle (5–10%) Moderate (10–15%) Steep (15–25%) Very steep (>25%)

Route briefing

What comes next

Climbs, descents and water in route order. Not listed does not mean absent: it may not be mapped.

14 route events
  1. Start

    0 m

    Àreu

    Start

    Route geometry · source 2026-04-02

    About 0 min in

    20.7 km remaining

    +1559 m remaining

  2. Climb

    0 m

    900 m climb

    4.3 km at 21.0% average

    OpenStreetMap route data · source 2026-04-02

    About 0 min in

    20.7 km remaining

    +1559 m remaining

  3. Water

    0 m

    Drinking Water

    Water

    OpenStreetMap · source 2026-04-02

    About 0 min in

    20.7 km remaining

    +1559 m remaining

  4. Water

    7.1 km

    Font de la Plana

    Water

    OpenStreetMap · source 2026-04-02

    About 2h 54m in

    13.6 km remaining

    +439 m remaining

  5. Water

    9.2 km

    Font 1980

    Water

    OpenStreetMap · source 2026-04-02

    About 3h 45m in

    11.5 km remaining

    +439 m remaining

  6. Water

    9.3 km

    Font

    Water

    OpenStreetMap · source 2026-04-02

    About 3h 48m in

    11.4 km remaining

    +439 m remaining

  7. Finish

    20.7 km

    Lleret

    Finish

    Route geometry · source 2026-04-02

    About 8h 27m in

    0 m remaining

Trail route lab

Turn this trail into your own route

Open a planning copy, adjust the line, then share the version you would actually run or hike.

20.7 km Distance1,559 m Climb8h 27m Est. time2,238 m High pointHARD Difficulty
Customize in Planner
📍

Start: Àreu

No nearby transit stop. Consider getting dropped off or using the previous stage's end stop.

📍

End: Lleret

No nearby transit stop at the end. Check the next stage's start stop.

Segment Breakdown

Auto-analyzed from the elevation profile. Each segment shows the dominant character for planning your effort.

SegmentDist↑ / ↓TimeCharacter
Àreu → km 6.9 (1847m)
1,321–2,224m
6.9 km+902m / -377m3h 48m📈 Climbing
km 6.9 (1847m) → km 13.8 (1511m)
1,455–1,847m
6.9 km+57m / -392m2h 04m📉 Descending
km 13.8 (1511m) → Lleret
1,127–1,528m
6.9 km+297m / -401m2h 33m📉 Descending
Total20.7 km+1,559m / -1,437m8h 27m

Pace & Fuel Calculator

Adjust your flat 10K pace to see personalized finish time, calorie burn, and hydration needs.

7:00 /km
4:00 /km (elite) 12:00 /km (leisure)
Fast Hiker / Jogger
Est. Finish Time
4h 56m
Calories
2,105 kcal
Water Needed
3 L
Effort Distance
43.5 km
flat-equivalent
🍫 Recommended: ~45g carbs/hr (223g total) Electrolyte needs vary with conditions and sweat losses; no individual sodium target is estimated. 🩹 Consider anti-chafe and blister prevention

Terrain Analysis

Lower-gradient terrain
Unknown
Gradient coverage unavailable
% of route below 15% gradient
Climb Ratio
75 m/km
Very steep profile
↑ 1,559m ↓ 1,437m

Surface & Technicality

Gradient breakdown
Low gradient (80%) Easy Grade (20%)
🏔️
T4 — Alpine (route-finding skill, scrambling)
Swiss Alpine Club difficulty rating — highest section on route

Gradient describes steepness, not exposure, scrambling, footing or current conditions. Technical difficulty is unknown where no mapped rating is available.

Surface

≈4% paved · ≈96% unpaved
Mostly unpaved

Surface mapped for the full route in OpenStreetMap.

Surfaces and the hardest grade measured on the stage's mapped line from OpenStreetMap tags.

Current Conditions

Loading live weather...

Based on 1991–2020 climate averages, the weather on Senda Pirenaica Stage 18: Àreu → Lleret is usually best from June to September. Snow is likely at the high point (2238 m) in December to April.

Weather this week

Loading the forecast for low point (1,121 m) and high point (2,238 m)…

Weather by month

Typical weather on this stage: at the lowest point (1,121 m) and the highest point (2,238 m). Select a month to see why it is rated as it is.

Monthly climate averages and daylight
Month
WeatherPoorPoorPoorPoorMixedGoodGoodGoodGoodMixedMixedPoor
High point, day / night-1°/-7°0°/-7°3°/-5°6°/-3°11°/0°15°/4°19°/7°19°/7°15°/4°9°/1°3°/-4°1°/-6°
Low point, day / night6°/-2°7°/-2°11°/0°14°/2°18°/6°22°/9°26°/12°26°/13°22°/9°17°/6°10°/1°8°/-1°
Rain, mm10697901001269970728812014795
Snow at high pointLikelyLikelyLikelyLikelyPossible––––PossiblePossibleLikely
Daylight9 h 2210 h 3211 h 5113 h 2014 h 3515 h 1715 h 0213 h 5812 h 3411 h 089 h 489 h 05

Source: TerraClimate 1991–2020 monthly averages. Averages for the area at each point’s elevation (4 km grid, corrected for height). Not a forecast or a report of current trail conditions. Snow at the high point is estimated with a simple snowpack model from these temperatures and precipitation, not observed; steep islands and high summits can hold more snow than it shows. Daylight is for the 15th of each month. Hut, transport and park seasons are separate: check them for your dates.

Averages cannot establish current trail conditions. Check recent local reports, the forecast and restrictions before departure. Snow and ice can persist on shaded sections or arrive outside the usual season.

Planning ahead?

Checking snow-monitoring coverage... Notifications require permission on this device; on iPhone use the installed Home Screen app. No email alerts are sent.

Safety & Bailouts

Exit routes not verified

We do not have a verified emergency exit plan for this route. A nearby settlement, hut or route endpoint is not necessarily reachable or open. Do not leave the trail based on a straight-line distance or compass direction.

Mapped high point: 2238 m, approximately 4.3 km along the route. This is not an assessment of the most remote or exposed point.

Review possible exits against current local information before your trip. In an emergency, contact local rescue services; this page is not live rescue guidance.

Suggested Gear List

Auto-generated based on 20.7 km, 1559m ascent, max altitude 2238.2m, ~8h duration.

Essential 8 items
  • 👟
    Trail running shoes / hiking boots
    Required for any trail
  • 📱
    Phone (charged) + offline map
    Navigation & emergency contact
  • 💧
    3L hydration vest
    Estimated 3.6L; verify refill availability
  • 🍫
    Trail mix, bars & sandwich
    Est. 2523 kcal burn
  • 🧴
    Sunscreen SPF 50+
    UV intensifies above 2000m
  • 🧢
    Sun hat / cap
    Exposed alpine terrain
  • 🧥
    Windbreaker / shell jacket
    Summit at 2238.2m — wind chill
  • 🆘
    Emergency space blanket
    Critical for preventing hypothermia if you stop moving
Recommended 6 items
  • 🕶️
    Sunglasses (cat 3+)
    Snow & rock glare at altitude
  • 🧤
    Warm mid-layer (fleece)
    Temps drop ~6°C per 1000m
  • 🔦
    Headlamp
    8h route — plan for delays
  • 🩹
    Mini first aid kit
    Blister plasters, tape, antiseptic
  • 🥢
    Trekking poles
    0% steep terrain, 1559m+ ascent
  • 🧊
    Microspikes / light crampons
    Snow risk in Jan, Feb, Mar
Nice to have 1 items
  • 🦵
    Gaiters
    Keep snow out of boots

Logistics

This route runs from Àreu to Lleret (20.7 km by trail). You'll need to arrange transport back to your starting point.

Start — Getting There
Àreu
No transit stops detected nearby.
Finish — Getting Back
Lleret
No transit stops detected nearby. Check local timetables.

Nearby Points of Interest

💧 Water Sources

  • Drinking Water 720m off trail
  • Font de la Plana km 7.1 · 211m off trail
  • Font 1980 km 9.2 · On trail
  • Font km 9.3 · On trail
  • Drinking Water km 15.7 · 215m off trail

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Route data from OpenStreetMap © contributors, licensed under ODbL. Updated 2026-04-02.