Otter Plain

Plateau Expansive ice plain in Antarctica

A remote Antarctic plain of ice and rock accessed by research missions; its isolation attracts glaciologists and expedition teams studying polar environments.

Main image
Otter Plain
-71.5000, 7.5000

How to Get to Otter Plain #

Otter Plain is in Antarctica; access requires an Antarctic expedition vessel or logistics through a national Antarctic program. Departure ports for cruises and research voyages are commonly Ushuaia (Argentina), Punta Arenas (Chile), or Cape Town (South Africa). Exact landing opportunities depend on season, ice, and permits.

Tips for Visiting Otter Plain #

  • Only accessible as part of an Antarctic expedition - confirm landing permits and operator logistics well in advance.
  • Bring polar-grade sunscreen and goggles; winds off the plateau can be stinging even on clear days.
  • If the ship offers zodiac landings, ask for collective briefings: routes can change quickly for safety and environmental protection.

Best Time to Visit Otter Plain #

Visits to Antarctic plains are strictly seasonal and weather-dependent; November to March is the operational window for most tour operators.

Austal summer
Nov-Mar · -2 to -20°C (28 to -4°F)
Milder temperatures, more daylight, and the only practical season for visitation by expedition vessels.

Weather & Climate near Otter Plain #

Climate

Otter Plain's climate is classified as Ice Cap - Ice Cap climate with freezing summers (peaking in January) and freezing winters (coldest in August). Temperatures range from -28°C to -3°C. Very dry conditions with minimal rainfall with a pronounced dry season.

Temperature & Rainfall
Temperature Range
-3°
Warmest Month
-29°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -3°C and lows of -10°C. The driest month with just 0 mm and breezy conditions.

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-10° -3°

Weather

0 mm
Rainfall
7.1 m/s
Wind
Breezy

February

February is freezing with highs of -6°C and lows of -13°C. The driest month with just 0 mm and breezy conditions.

Comfort

-10°
Feels Like Freezing
-10°C
Temperature
-13° -7°

Weather

0 mm
Rainfall
8.7 m/s
Wind
Breezy

March

March is freezing with highs of -11°C and lows of -18°C. Almost no rain and breezy conditions.

Comfort

-15°
Feels Like Freezing
-15°C
Temperature
-18° -11°

Weather

8 mm
Rainfall
8.3 m/s
Wind
Breezy

April

April is freezing with highs of -17°C and lows of -24°C. Light rainfall and breezy conditions.

Comfort

-20°
Feels Like Freezing
-20°C
Temperature
-24° -17°

Weather

12 mm
Rainfall
9.1 m/s
Wind
Breezy

May

May is freezing with highs of -18°C and lows of -25°C. Light rainfall and breezy conditions.

Comfort

-22°
Feels Like Freezing
-22°C
Temperature
-25° -18°

Weather

27 mm
Rainfall
9.8 m/s
Wind
Breezy

June

June is freezing with highs of -19°C and lows of -26°C. Almost no rain and windy conditions.

Comfort

-22°
Feels Like Freezing
-22°C
Temperature
-26° -19°

Weather

9 mm
Rainfall
10.8 m/s
Wind
Windy

July

July is freezing with highs of -20°C and lows of -27°C. Light rainfall and windy conditions.

Comfort

-24°
Feels Like Freezing
-24°C
Temperature
-27° -20°

Weather

20 mm
Rainfall
10.2 m/s
Wind
Windy

August

August is the coldest month with highs of -21°C and lows of -28°C. Light rainfall and breezy conditions.

Comfort

-25°
Feels Like Freezing
-25°C
Temperature
-29° -21°

Weather

15 mm
Rainfall
9.1 m/s
Wind
Breezy

September

September is freezing with highs of -19°C and lows of -27°C. The wettest month with 31 mm of rain and breezy conditions.

Comfort

-23°
Feels Like Freezing
-23°C
Temperature
-27° -19°

Weather

31 mm
Rainfall
9.3 m/s
Wind
Breezy

October

October is freezing with highs of -15°C and lows of -23°C. Almost no rain and breezy conditions.

Comfort

-19°
Feels Like Freezing
-19°C
Temperature
-23° -15°

Weather

4 mm
Rainfall
9.3 m/s
Wind
Breezy

November

November is freezing with highs of -8°C and lows of -15°C. The driest month with just 0 mm and windy conditions.

Comfort

-12°
Feels Like Freezing
-12°C
Temperature
-15° -8°

Weather

0 mm
Rainfall
10.0 m/s
Wind
Windy

December

December is freezing with highs of -4°C and lows of -10°C. The driest month with just 0 mm and breezy conditions.

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-10° -4°

Weather

0 mm
Rainfall
7.8 m/s
Wind
Breezy

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