Oberalpsee

Lake Alpine reservoir lake on the Oberalp Pass

An alpine reservoir on the Oberalp Pass in Uri, reached by pass road and mountain trails. Visitors come for hiking, lake-side walks and high-mountain views near the Gotthard region.

Main image
Oberalpsee
46.6601, 8.6632
Free (natural lake/reservoir)

How to Get to Oberalpsee #

By rail and foot: Oberalpsee (Oberalppass) is served by the Matterhorn Gotthard Bahn (MGB). Take the regional train from Andermatt or Disentis to the Oberalp/Oberalppass stop; from the station it’s a roughly 10-15 minute walk to the lake shore.

By car: drive from Andermatt along the Oberalp pass road (seasonal) - the pass is about 10 km from Andermatt, with parking at the pass and short walks to viewpoints and the lake. Note the pass road and some services are seasonally closed.

Tips for Visiting Oberalpsee #

  • Take the Matterhorn Gotthard Bahn to Oberalppass in summer rather than relying on mountain roads; the rail access is reliable and drops you close to the lake.
  • Visit at first light for calm winds and the best chance of mirror-like reflections on the water; afternoons can be windier and busier.
  • Be aware the Oberalp road/Pass is seasonally affected by snow-check pass and road openings in shoulder seasons before traveling by car.

Best Time to Visit Oberalpsee #

Summer (June-September) is the best time for accessible hiking and alpine views; winters are cold and often inaccessible.

Summer
Jun-Sep · ~5-15°C
Best time for hiking and enjoying the lake and alpine scenery; roads and mountain passes are generally open.
Late spring / Early autumn
May & Oct · ~-2-10°C
Shoulder seasons can be pleasant for fewer visitors, but weather is changeable and some snow may persist in spring or return in autumn.
Winter
Nov-Apr · ~-15-0°C
Cold and snowy; the lake area may be frozen and access can be limited by winter road closures.

Weather & Climate near Oberalpsee #

Climate

Oberalpsee's climate is classified as Tundra - Tundra climate with cold summers (peaking in August) and freezing winters (coldest in February). Temperatures range from -9°C to 12°C. Abundant rainfall (1595 mm/year), wettest in June, distributed fairly evenly throughout the year.

Best Time to Visit
SeptemberJulyAugust
Temperature & Rainfall
Temperature Range
27°
Warmest Month
-30°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -3°C and lows of -9°C. Significant rainfall (109 mm) and partly cloudy skies.

35 Poor

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-9° -3°
90%
Humidity
Very Humid

Weather

109 mm
Rainfall
4.9 m/s
Wind
Light Breeze
0.2
UV Index
Low
8.9h daylight

February

February is the coldest month with highs of -3°C and lows of -9°C. Regular rainfall (96 mm) and partly cloudy skies.

37 Poor

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-9° -3°
90%
Humidity
Very Humid

Weather

96 mm
Rainfall
4.7 m/s
Wind
Light Breeze
0.3
UV Index
Low
10.2h daylight

March

March is freezing with highs of -2°C and lows of -8°C. Significant rainfall (116 mm) and partly cloudy skies.

35 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -2°
90%
Humidity
Very Humid

Weather

116 mm
Rainfall
4.8 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
11.8h daylight

April

April is freezing with highs of 0°C and lows of -6°C. Significant rainfall (138 mm) and mostly overcast skies.

29 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-6°
86%
Humidity
Very Humid

Weather

138 mm
Rainfall
4.7 m/s
Wind
Light Breeze
1.0
UV Index
High
13.4h daylight

May

May is cold with highs of 4°C and lows of -1°C. Significant rainfall (143 mm) and mostly overcast skies.

38 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
82%
Humidity
Very Humid

Weather

143 mm
Rainfall
4.4 m/s
Wind
Light Breeze
1.3
UV Index
High
14.8h daylight

June

June is cold with highs of 8°C and lows of 2°C. The wettest month with heavy rain (155 mm) and mostly overcast skies.

38 Poor

Comfort

Feels Like Cold
C
Temperature
78%
Humidity
Very Humid

Weather

155 mm
Rainfall
4.1 m/s
Wind
Light Breeze
1.7
UV Index
Very High
15.6h daylight

July

July is cold with highs of 12°C and lows of 5°C. The wettest month with heavy rain (155 mm) and partly cloudy skies.

50 Acceptable

Comfort

Feels Like Cold
C
Temperature
12°
78%
Humidity
Very Humid

Weather

155 mm
Rainfall
3.9 m/s
Wind
Light Breeze
1.7
UV Index
Very High
15.2h daylight

August

August is cold with highs of 12°C and lows of 5°C. Significant rainfall (151 mm) and partly cloudy skies.

50 Acceptable

Comfort

Feels Like Cold
C
Temperature
12°
80%
Humidity
Very Humid

Weather

151 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.4
UV Index
High
14.0h daylight

September

September is cold with highs of 9°C and lows of 2°C. Significant rainfall (144 mm) and partly cloudy skies.

52 Acceptable

Comfort

Feels Like Cold
C
Temperature
82%
Humidity
Very Humid

Weather

144 mm
Rainfall
4.3 m/s
Wind
Light Breeze
1.0
UV Index
Moderate
12.4h daylight

October

October is cold with highs of 5°C and lows of -1°C. Significant rainfall (142 mm) and partly cloudy skies.

42 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
86%
Humidity
Very Humid

Weather

142 mm
Rainfall
4.7 m/s
Wind
Light Breeze
0.5
UV Index
Low
10.7h daylight

November

November is freezing with highs of 0°C and lows of -6°C. Significant rainfall (131 mm) and partly cloudy skies.

33 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-6°
90%
Humidity
Very Humid

Weather

131 mm
Rainfall
4.8 m/s
Wind
Light Breeze
0.2
UV Index
Low
9.3h daylight

December

December is freezing with highs of -2°C and lows of -8°C. Significant rainfall (115 mm) and partly cloudy skies.

35 Poor

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -2°
88%
Humidity
Very Humid

Weather

115 mm
Rainfall
5.0 m/s
Wind
Light Breeze
0.1
UV Index
Low
8.5h daylight

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