Lake Mamry

Lake Large Masurian lake popular for sailing and fishing

Part of Poland’s Masurian Lake District, Lake Mamry links channels and islands popular for sailing, fishing and summer cottages. Boaters and birdwatchers use it as a base for exploring nearby lakes and canals.

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Lake Mamry is a large lake in the Masurian Lake District of northeastern Poland, forming part of the Great Masurian Lakes system. It is one of the larger lakes in the region and is important for recreation and inland navigation.

Sailing, yachting and angling are common activities, with marinas, campsites and boating infrastructure linking Mamry to neighbouring lakes. The coastline includes villages and seasonal tourist facilities oriented toward water sports and nature tourism.

The lake’s shallow bays, islands and peninsulas create a varied shoreline used for leisure and birdwatching, while navigation channels connect it to the broader Masurian waterway network. Facilities and services are seasonal and peak in summer.

The lake and the surrounding Masurian region have been used for fishing, transport and settlement for centuries; modern recreational development accelerated in the 20th century with the growth of boating and tourism.

Lake Mamry lies in Warmian-Masurian Voivodeship in northeastern Poland, within the Masurian Lake District and connected by waterways to other major lakes in the area. Larger towns and road links are found around the Masurian lake network.

  • Boating networks: Connected to the Great Masurian Lakes system by canals and channels, making it popular for boating and sailing circuits across multiple lakes.
Lake Mamry
Lake Mamry, Warmian-Masurian Voivodeship, Poland
54.1785, 21.6937

How to Get to Lake Mamry #

Lake Mamry is in Poland’s Masurian Lake District near towns such as Giżycko and Węgorzewo. The easiest access is by car via regional roads from Giżycko (a few kilometres) or from Olsztyn by voivodeship roads; local roads and signage lead to lakeside villages and marinas. There are also local buses and boat services connecting towns around the lake district for shorter transfers between settlements.

Tips for Visiting Lake Mamry #

  • Use Giżycko or Węgorzewo as your base to access different parts of Lake Mamry and its marina network-these towns offer the most boating and service options.
  • Visit outside the peak summer holiday weekends (late spring or early autumn) to enjoy fewer pleasure boats and calmer waters for wildlife watching and shoreline exploration.
  • Explore the lake's northern bays and smaller channels by renting a small boat or joining a local guided cruise-many visitors stick to the main marinas and miss quieter coves and birdlife.
  • If you plan to sail or motor around the lake, check local marina and lock schedules in advance and allow ample time for navigating narrow channels between the connected Masurian lakes.

Best Time to Visit Lake Mamry #

Visit Lake Mamry in summer for water activities and warm weather, or in shoulder seasons for fewer crowds and pleasant outdoor conditions.

Summer
June-August · 18 to 25 °C
Warmest weather and the best time for boating, swimming and water sports; this is the peak tourist season.
Spring/Autumn
April-May, September-October · 8 to 18 °C
Milder temperatures, fewer crowds and pleasant conditions for cycling, kayaking and quieter lakeside stays.
Winter
November-March · -5 to 5 °C
Cold, with freezing nights and limited boating activities; quieter and many seasonal services may be reduced.

Weather & Climate near Lake Mamry #

Climate

Lake Mamry's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -6°C to 22°C. Moderate rainfall (558 mm/year).

Best Time to Visit
JulyAugustMay
Temperature & Rainfall
Temperature Range
34°
Warmest Month
-35°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -1°C and lows of -6°C. Moderate rainfall (33 mm) and mostly overcast skies.

37 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-6° -1°
96%
Humidity
Very Humid

Weather

33 mm
Rainfall
3.9 m/s
Wind
Light Breeze
0.0
UV Index
Low
7.7h daylight

February

February is freezing with highs of 0°C and lows of -6°C. The driest month with just 27 mm and mostly overcast skies.

39 Poor

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-6° -1°
94%
Humidity
Very Humid

Weather

27 mm
Rainfall
3.7 m/s
Wind
Light Breeze
0.1
UV Index
Low
9.5h daylight

March

March is cold with highs of 4°C and lows of -2°C. Moderate rainfall (30 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
-2°
87%
Humidity
Very Humid

Weather

30 mm
Rainfall
3.5 m/s
Wind
Light Breeze
0.4
UV Index
Low
11.7h daylight

April

April is cold with highs of 11°C and lows of 3°C. Moderate rainfall (32 mm) and partly cloudy skies.

62 Good

Comfort

Feels Like Cold
C
Temperature
11°
79%
Humidity
Very Humid

Weather

32 mm
Rainfall
3.3 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
13.9h daylight

May

May is cool with highs of 18°C and lows of 8°C. Moderate rainfall (47 mm) and partly cloudy skies.

70 Very Good

Comfort

13°
Feels Like Cool
13°C
Temperature
18°
77%
Humidity
Very Humid

Weather

47 mm
Rainfall
3.0 m/s
Wind
Light Breeze
1.2
UV Index
High
15.8h daylight

June

June is cool with highs of 21°C and lows of 11°C. Moderate rainfall (67 mm) and partly cloudy skies.

69 Good

Comfort

16°
Feels Like Cool
16°C
Temperature
11° 21°
77%
Humidity
Very Humid

Weather

67 mm
Rainfall
2.8 m/s
Wind
Calm
1.5
UV Index
High
16.9h daylight

July

July is cool with highs of 22°C and lows of 13°C. The wettest month with 74 mm of rain and partly cloudy skies.

77 Very Good

Comfort

18°
Feels Like Cool
18°C
Temperature
13° 22°
78%
Humidity
Very Humid

Weather

74 mm
Rainfall
2.8 m/s
Wind
Calm
1.4
UV Index
High
16.4h daylight

August

August is cool with highs of 22°C and lows of 12°C. Moderate rainfall (65 mm) and partly cloudy skies.

77 Very Good

Comfort

17°
Feels Like Cool
17°C
Temperature
13° 22°
76%
Humidity
Very Humid

Weather

65 mm
Rainfall
2.4 m/s
Wind
Calm
1.1
UV Index
High
14.7h daylight

September

September is cool with highs of 17°C and lows of 9°C. Moderate rainfall (52 mm) and partly cloudy skies.

70 Very Good

Comfort

13°
Feels Like Cool
13°C
Temperature
17°
80%
Humidity
Very Humid

Weather

52 mm
Rainfall
3.1 m/s
Wind
Light Breeze
0.6
UV Index
Moderate
12.5h daylight

October

October is cold with highs of 11°C and lows of 5°C. Moderate rainfall (46 mm) and mostly overcast skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
11°
87%
Humidity
Very Humid

Weather

46 mm
Rainfall
3.2 m/s
Wind
Light Breeze
0.2
UV Index
Low
10.3h daylight

November

November is cold with highs of 5°C and lows of 0°C. Moderate rainfall (45 mm) and mostly overcast skies.

44 Poor

Comfort

Feels Like Cold
C
Temperature
94%
Humidity
Very Humid

Weather

45 mm
Rainfall
4.0 m/s
Wind
Light Breeze
0.1
UV Index
Low
8.3h daylight

December

December is freezing with highs of 1°C and lows of -3°C. Moderate rainfall (40 mm) and mostly overcast skies.

37 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°
96%
Humidity
Very Humid

Weather

40 mm
Rainfall
3.6 m/s
Wind
Light Breeze
0.0
UV Index
Low
7.1h daylight

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