Deception Island Weather Forecast
Deception Island weather: 24°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Snow forecast for Deception Island
Snow is in the forecast for Deception Island on Tue, Aug 25, Wed, Aug 26, Thu, Aug 27, Mon, Aug 31, Tue, Sep 1, Wed, Sep 2 and Sun, Sep 6.
16 of the next 16 nights are forecast to reach freezing.
Historically, average lows drop below freezing in March, April, May, June, July, August, September, October, November and December.
16-day forecast for Deception Island
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Aug 22 | ☁️ Overcast | 25° / 23° | 0% | 15 mph | 2 |
| Sun, Aug 23 | ☁️ Overcast | 28° / 24° | 0% | 27 mph | 1 |
| Mon, Aug 24 | ☁️ Overcast | 27° / 26° | 1% | 29 mph | 1 |
| Tue, Aug 25 | 🌨️ Light snow | 29° / 26° | 16% · 0,0 in | 17 mph | 1 |
| Wed, Aug 26 | 🌨️ Snow | 29° / 28° | 50% · 0,2 in | 24 mph | 1 |
| Thu, Aug 27 | 🌨️ Snow | 29° / 27° | 27% · 0,1 in | 20 mph | 1 |
| Fri, Aug 28 | 🌦️ Light drizzle | 29° / 28° | 14% · 0,0 in | 19 mph | 1 |
| Sat, Aug 29 | 🌦️ Light drizzle | 29° / 24° | 10% · 0,0 in | 19 mph | 1 |
| Sun, Aug 30 | ☁️ Overcast | 23° / 20° | 18% | 15 mph | 1 |
| Mon, Aug 31 | 🌨️ Light snow showers | 22° / 17° | 15% · 0,1 in | 28 mph | 2 |
| Tue, Sep 1 | 🌨️ Light snow showers | 20° / 13° | 25% · 0,1 in | 29 mph | 1 |
| Wed, Sep 2 | 🌨️ Light snow | 20° / 18° | 25% · 0,0 in | 29 mph | 2 |
| Thu, Sep 3 | ☁️ Overcast | 30° / 20° | 23% | 33 mph | 1 |
| Fri, Sep 4 | ☁️ Overcast | 29° / 28° | 27% | 20 mph | 2 |
| Sat, Sep 5 | ☁️ Overcast | 30° / 28° | 25% | 12 mph | 1 |
| Sun, Sep 6 | 🌨️ Snow | 31° / 5° | 36% · 0,0 in | 14 mph | 2 |
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).
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.
- If your dates are flexible, avoid April, July and September - historically the least comfortable months here.
See the Deception Island forecast by time range
Deception Island weather - more answers
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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 24°F (-4°C) with overcast. Humidity is 84% and wind is 9 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 10:08 PM.
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 22, 2026 at 10:08 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
