Lac des Rousses

Lake Alpine lake near Jura mountains, eastern France

On the Plateau des Rousses in Jura, visitors hike and cross-country ski around this lake, swim in summer and sample nearby Comté cheese from village shops.

Lac des Rousses is a natural lake in the Jura department of Bourgogne-Franche-Comté, France, situated near the village and ski resort of Les Rousses in the Jura mountains.

The shoreline and surrounding plateau are used for short walks, shoreline observation and as part of the broader outdoor network of the Les Rousses area; the lake forms one element of a landscape popular for mountain and cross-country activities.

The lake formed as part of the Jura mountain landscape and has long been used by local communities for fishing and recreation; it lies among the upland pastures and forested slopes typical of the massif.

Geographically it sits in the Jura massif close to the Swiss border, adjacent to the village of Les Rousses and the wider mountain plateau of the Haut-Jura.

  • Location detail: located at the edge of the Jura massif, a short distance from the Swiss border and the village of Les Rousses.
  • Seasonal use: seasonal activities around the lake include walking in summer and a network of winter trails in the surrounding plateau.
Lac des Rousses
Lac des Rousses, Les Rousses / Jura, Bourgogne-Franche-Comté, France
46.5035, 6.0900
Free to visit; some activities (boat rentals, swimming areas) may have fees

How to Get to Lac des Rousses #

Lac des Rousses is reached by road from Geneva (about 1-1.5 hours) or from Besançon and Lausanne; regional buses service Les Rousses from nearby towns. There is parking near the main beaches and a local tourist office in Les Rousses for trail maps and activity info.

Tips for Visiting Lac des Rousses #

  • Walk the lakeside promenade in early morning to avoid day-trippers from nearby ski resorts.
  • The lake links with local cross-country ski and hiking trails-ask at the Les Rousses tourist office for maps and trail conditions.
  • Avoid weekend afternoons in summer if looking for quiet; local families use the beaches then.

Best Time to Visit Lac des Rousses #

Summer for lakeside activities; winter for access to nearby ski trails and alpine scenery.

Summer (Jun-Aug)
June-August · 15-25°C
Swims and lakeside walking; mountain breezes keep the heat moderate.
Winter (Dec-Feb)
December-February · -5-5°C
Nearby ski resorts draw visitors; some lakeside trails are groomed for winter sports.
Autumn (Sep-Nov)
September-November · 5-15°C
Calmer trails and autumn colour in the surrounding firs and beech.

Weather & Climate near Lac des Rousses #

Climate

Lac des Rousses's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with cool summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -4°C to 20°C. Abundant rainfall (1403 mm/year), wettest in December, distributed fairly evenly throughout the year.

Temperature & Rainfall
Temperature Range
20°
Warmest Month
-5°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of 1°C and lows of -4°C. Significant rainfall (121 mm).

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-5°

Weather

121 mm
Rainfall
3.2 m/s
Wind
Light Breeze

February

February is freezing with highs of 2°C and lows of -4°C. Significant rainfall (118 mm).

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-4°

Weather

118 mm
Rainfall
3.3 m/s
Wind
Light Breeze

March

March is cold with highs of 5°C and lows of -2°C. Significant rainfall (102 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

102 mm
Rainfall
3.3 m/s
Wind
Light Breeze

April

April is cold with highs of 8°C and lows of 0°C. Significant rainfall (104 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

104 mm
Rainfall
3.3 m/s
Wind
Light Breeze

May

May is cold with highs of 14°C and lows of 5°C. Significant rainfall (120 mm).

Comfort

Feels Like Cold
C
Temperature
14°

Weather

120 mm
Rainfall
3.0 m/s
Wind
Light Breeze

June

June is cool with highs of 17°C and lows of 8°C. Significant rainfall (126 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
17°

Weather

126 mm
Rainfall
2.9 m/s
Wind
Calm

July

July is cool with highs of 20°C and lows of 10°C. Significant rainfall (106 mm).

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 20°

Weather

106 mm
Rainfall
2.8 m/s
Wind
Calm

August

August is cool with highs of 20°C and lows of 10°C. Significant rainfall (101 mm).

Comfort

15°
Feels Like Cool
15°C
Temperature
10° 20°

Weather

101 mm
Rainfall
2.7 m/s
Wind
Calm

September

September is cool with highs of 16°C and lows of 7°C. Significant rainfall (118 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
16°

Weather

118 mm
Rainfall
2.7 m/s
Wind
Calm

October

October is cold with highs of 11°C and lows of 4°C. Significant rainfall (119 mm).

Comfort

Feels Like Cold
C
Temperature
11°

Weather

119 mm
Rainfall
2.9 m/s
Wind
Calm

November

November is cold with highs of 5°C and lows of -1°C. Significant rainfall (133 mm).

Comfort

Feels Like Cold
C
Temperature
-1°

Weather

133 mm
Rainfall
3.2 m/s
Wind
Light Breeze

December

December is freezing with highs of 2°C and lows of -3°C. The wettest month with heavy rain (135 mm).

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°

Weather

135 mm
Rainfall
3.3 m/s
Wind
Light Breeze

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