Deception Island Weather Forecast
Deception Island weather: 26°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Deception Island weather in November
Weather map for Deception Island
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Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Climate in Deception Island month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 35° | 33° | 4,1 in | ★★☆☆☆ |
| February | 35° | 32° | 4,2 in | ★★☆☆☆ |
| March | 35° | 32° | 2,9 in | ★★☆☆☆ |
| April | 34° | 30° | 5,1 in | ★★☆☆☆ |
| May | 31° | 27° | 1,9 in | ★★☆☆☆ |
| June | 30° | 26° | 2,2 in | ★★☆☆☆ |
| July | 29° | 23° | 3,9 in | ★☆☆☆☆ |
| August | 26° | 21° | 2,3 in | ★★☆☆☆ |
| September | 28° | 23° | 3,6 in | ★★☆☆☆ |
| October | 29° | 25° | 3,9 in | ★★☆☆☆ |
| November | 31° | 28° | 2,4 in | ★★☆☆☆ |
| December | 33° | 31° | 2,2 in | ★★★☆☆ |
Climate type: Polar. Source: Open-Meteo archive (ERA5).
Best time to visit Deception Island
Go in January, March and December. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: April, July and September - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- A warm mid-layer and gloves for early mornings and evenings
- Insulated outer layer, hat and boots with grip for ice
- Avoid high-elevation trails without traction devices - frozen surfaces persist in shade all day.
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 63 mph.
- Avoid swimming outside patrolled areas - waves are running at 3.2 m.
- If your dates are flexible, avoid April, July and September - historically the least comfortable months here.
How Deception Island compares with nearby places
Annual averages, and the difference against Deception Island.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Antarctic Peninsula | 72 mi | 26°F | 35°F cooler | 79 in |
See the Deception Island forecast by time range
Deception Island weather - more answers
Explore Deception Island
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Deception Island?
Deception Island is an island in Antarctica. Its coordinates are -62.9667, -60.6333. It lies in Antarctica.
What is the weather like in Deception Island right now?
It is currently 26°F (-3°C) with mainly clear. Humidity is 70% and wind is 42 mph.
When is the best time to visit Deception Island?
January, March and December offer the most comfortable conditions in Deception Island, which has a polar climate. April, July and September are usually the hardest months for outdoor plans.
What time zone is Deception Island in?
Deception Island observes America/Punta_Arenas (UTC-03:00). The local time is 4:47 AM.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (antarctica) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 21, 2026 at 4:47 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
