October Weather in Ushuaia, Argentina

Last updated: August 21, 2025

In October, Ushuaia, Argentina, experiences a dynamic shift in weather as spring unfolds. The maximum temperature reaches a comfortable 14°C (58°F), while the average dips to around 3°C (38°F), and nighttime can bring a chill with minima plummeting to -8°C (18°F). This month is characterized by moderate precipitation of 71 mm (2.8 in) spread over 19 days, contributing to the region's lush landscape. With humidity levels hovering around 83%, the air feels crisp and invigorating, making October a particularly enchanting time to explore this southernmost city.

October Temperature in Ushuaia

In Ushuaia, Argentina, October ushers in the heart of spring, bringing a noticeable shift in temperatures as the last vestiges of winter fade away. The month typically sees minimum temperatures around -8°C (18°F), with an average hovering at 3°C (38°F), which provides a sharp contrast to the frigid months preceding it. Daytime warmth gradually increases, reaching a comfortable maximum of 14°C (58°F), hinting at the forthcoming summer. As the days grow longer and the landscape begins to bloom, October sets the stage for a vibrant transformation, making it an ideal time to explore the breathtaking beauty of this southernmost city. Overall, the month marks a transition towards milder weather, inviting adventure and exploration in its stunning natural surroundings.

October Weather in Ushuaia: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Ushuaia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ushuaia, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec464744393630303134384346
Data source: Temperature data for Ushuaia generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Ushuaia

In October, Ushuaia experiences transitional weather, with precipitation measuring 71 mm (2.8 inches) over the month. This amount falls between the drier months of late winter and the wetter spring to come, as indicated by 19 precipitation days. The city's rainfall slightly decreases from the heavier precipitation seen in the earlier months, such as January and March, which both recorded 102 mm (4.0 in). However, it remains a notable uptick from May's 66 mm (2.6 in) and sets the stage for the more humid November. This shift towards wetter conditions heralds the approaching summer, as October's unpredictable showers remind residents and visitors alike of Ushuaia's unique climate.

October Precipitation Trends in Ushuaia

The chart displays monthly precipitation patterns in Ushuaia, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Ushuaia, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec10291102756646517965718699
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Ushuaia

In October, Ushuaia experiences a slight dip in humidity, with levels averaging around 83%. This marks a trend of gradual decline as the year progresses, following a peak in the autumn months where humidity hovers between 86% and 85%. From April through September, the city's humidity remains consistently high, reflecting the influence of its coastal climate. As October ushers in the transition to warmer months, the gradual decrease in moisture levels hints at a drying trend, setting the stage for the summer ahead. Overall, Ushuaia's varying humidity levels showcase the region's unique climatic patterns throughout the year.

October Average Humidity in Ushuaia

This chart illustrates the average monthly humidity levels in Ushuaia, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Ushuaia is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%85%86%86%86%85%85%84%83%84%82%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Ushuaia

October in Ushuaia, Argentina, is marked by a striking resurgence of UV intensity, with the UV Index peaking at 10, placing it back into the very high exposure category and reducing the burn time to just 15 minutes. This dramatic increase follows a more moderate dip in the previous months, highlighting a notable trend as Ushuaia transitions into the warmer months. Interestingly, after a gradual climb from low readings in winter (January to July) to high levels in late winter and early spring, October's UV levels serve as a reminder of the importance of sun protection. As the month progresses, residents and visitors alike should remain vigilant, particularly with the UV Index expected to escalate further in November. For comprehensive details on UV trends throughout the year, check out Ushuaia UV Index.

Maximum UV Index Levels in Ushuaia for October

The chart shows the monthly maximum UV Index (UVI) for Ushuaia in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Ushuaia typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1086321135101211
Data source: Ushuaia October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

October Sunshine in Ushuaia

October in Ushuaia, Argentina, marks a dazzling transition into spring, boasting a remarkable 260 hours of sunshine. This month stands out as a peak for daylight hours, surpassing both the preceding September (192 hours) and the following November (297 hours), which continues the upward trend as the days lengthen towards summer. The surge in sunlight in October suggests a vibrant, inviting atmosphere, perfect for outdoor activities and exploration. As the sun breaks through the lingering chill of winter, the warmth of October in Ushuaia becomes a captivating invitation to embrace the breathtaking landscapes that come alive with light. This month epitomizes the growing radiance of the spring season, enticing visitors with the promise of longer, brighter days ahead.

Monthly Sunshine Duration in Ushuaia: October Highlighted

The October sunshine duration represents the total number of hours Ushuaia experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec224h225h201h162h112h85h105h154h192h260h297h310h
Data source: Ushuaia October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ushuaia During October

In Ushuaia, Argentina, October marks a transition into spring, bringing with it a noticeable increase in sunny days. With a 32% chance of sun, this month presents one of the higher probabilities of clear skies, rivaling November and December. This uptick signifies a shift from the dreariness of winter months, like June with only an 11% chance, to more vibrant autumn weather. As the season progresses, the likelihood of enjoying the sun consistently climbs, making October an enticing time to experience the beautiful landscapes of this southern city. The gradual rise in sunny chances not only brightens the atmosphere but also invites outdoor explorers to embrace Ushuaia's stunning natural beauty.

Percentage of Sunny Days in October in Ushuaia

The chart illustrates the percentage of sunny days in Ushuaia throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ushuaia experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%25%26%25%21%11%20%23%29%32%32%33%
Data source: Ushuaia October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ushuaia in October

In Ushuaia, Argentina, October marks a gentle transition as daylight begins to increase with approximately 13 hours of sunlight. Following the waning days of winter, when the city experiences just 7 hours of daylight in June and July, October brings a refreshing surge of light, hinting at the vibrant spring ahead. The month stands out as a balanced midpoint, bridging the shorter days of fall and the prolonged daylight of summer, which peaks at 16 hours in November and a remarkable 17 hours in December. This gradual increase in daylight not only brightens the landscape but also sets the stage for outdoor adventures and exploration, as Ushuaia awakens from its winter slumber.

Average Daylight Hours in Ushuaia for October

The chart illustrates the variation in daylight duration in Ushuaia throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec16h 33m14h 39m12h 25m10h 12m8h 16m7h 16m7h 49m9h 33m11h 42m13h 57m16h 2m17h 11m
Data source: Ushuaia daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Ushuaia

As October sweeps into Ushuaia, Argentina, residents and visitors alike can feel a noticeable shift in the air. The average wind speed rises to 3.2 m/s (7 mph), marking a refreshing uptick compared to the preceding months. This invigorating breeze signals the transition into spring, leaving behind the calmness of winter’s depths, where wind speeds dipped to their lowest at 1.9 m/s in June. After a series of gentle winds throughout the mid-year months, October's gusts herald a more vibrant atmosphere, echoing the awakening of nature as the region prepares for the warmer days ahead. The stability in wind speeds from November onward suggests that this breezy energy will continue to accompany Ushuaia's transition into the summer months, fostering an exhilarating outdoor experience for all.

Average October Wind Speed in Ushuaia

The chart displays monthly wind speed patterns in Ushuaia, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.82.92.32.11.92.22.42.43.2 m/s3.23.1
Data source: Ushuaia October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Ushuaia Compares to Other Months

Weather in Ushuaia varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Ushuaia, focusing on differences in temperature, rainfall, humidity, and UV levels.

October and January exhibit notable differences in weather patterns. In October, temperatures range from a chilly -8°C (18°F) at night to a mild 14°C (58°F) during the day, with an average of 3°C (38°F). This month sees approximately 71 mm (2.8 in) of precipitation over 19 days, accompanied by high humidity of 83%. Conversely, January offers milder conditions, with nighttime lows of -1°C (31°F) and daytime highs reaching up to 20°C (69°F), resulting in an average temperature of 8°C (47°F). This month experiences increased rainfall, totaling about 102 mm (4.0 in) over 22 days, while maintaining the same humidity level of 83%. For more detailed insights on January weather in this region, check Ushuaia weather in January.

October and February present contrasting weather patterns, showcasing the transition from autumn to summer. In October, temperatures range from a chilly -8°C (18°F) at their lowest to a moderate 14°C (58°F) at their peak, with an average of 3°C (38°F). This month experiences substantial precipitation, with 71 mm (2.8 in) falling over 19 days, and humidity sits at a relatively high 83%. In contrast, February is considerably warmer, boasting a minimum temperature of -3°C (27°F) and a maximum of 24°C (75°F), with an average of 8°C (47°F). This month has slightly higher precipitation of 91 mm (3.6 in) over 18 days, and humidity levels remain consistent at 85%. For a more detailed view of February's weather, visit Ushuaia weather in February.

When comparing the weather in October and March, October tends to be colder, with average temperatures ranging from a minimum of -8°C (18°F) to a maximum of 14°C (58°F), while March shows a milder climate, with temperatures peaking at 17°C (62°F) and a minimum of -3°C (28°F). Both months experience significant precipitation, with October receiving 71 mm (2.8 in) and March slightly higher at 102 mm (4.0 in), though both have rainfall on around 19 days. Humidity levels are also comparable, with October at 83% and March at 85%. For a more detailed look at March weather, you can refer to Ushuaia weather in March.

In comparing the weather of October and April, both months exhibit cool temperatures and notable precipitation. October experiences a minimum temperature of -8°C (18°F) and has an average of 3°C (38°F), reaching a maximum of 14°C (58°F). It typically sees 71 mm (2.8 in) of precipitation over 19 days, with a humidity level of 83%. In contrast, April features slightly milder conditions, with a minimum of -7°C (19°F), an average of 4°C (40°F), and a maximum of 17°C (63°F). Precipitation is slightly higher at 75 mm (2.9 in) across 18 days, with a humidity level of 86%. For more detailed information, you can check Ushuaia weather in April.

In comparing the weather of October and May, we find that both months feature cool temperatures, but October tends to be slightly milder. October's average temperature is around 3°C (38°F), with a maximum of 14°C (58°F), while May's average is just a touch lower at 2°C (36°F) with a maximum of 11°C (53°F). Precipitation levels are similar, with October receiving 71 mm over 19 days and May slightly less at 66 mm over 15 days. Additionally, humidity remains high in both months, with October at 83% and May at 86%. For more detailed information about May weather in Ushuaia, you can visit Ushuaia weather in May.

In comparing the weather of October and June, we observe notable differences in temperature and precipitation. October typically experiences milder conditions, with average temperatures around 3°C (38°F) and a maximum of 14°C (58°F), while June remains cooler, with an average temperature of -1°C (30°F) and a maximum of only 6°C (43°F). Precipitation is also more pronounced in October, with 71 mm (2.8 in) over 19 days, compared to June's 46 mm (1.8 in) over 14 days. Additionally, humidity levels are relatively high in both months, at 83% in October and 86% in June. For more specifics on June weather, you can refer to Ushuaia weather in June.

When comparing the weather in October to that of July, October generally presents slightly milder temperatures, with an average of 3°C (38°F) compared to July's average of -1°C (30°F). October's maximum temperatures reach up to 14°C (58°F), offering a more comfortable environment, while July’s maximum sits at only 7°C (45°F). Precipitation is also more frequent in October, with about 71 mm (2.8 in) over 19 days, compared to July's 51 mm (2.0 in) across 14 days. Humidity levels remain quite high in both months, at 83% in October and 85% in July, creating a damp atmosphere throughout. For a closer look into July's climate specifics, check out Ushuaia weather in July.

When comparing the weather in October to that of August, notable differences emerge. October presents a milder temperature range, with averages hovering around 3°C (38°F) and maximums reaching up to 14°C (58°F), whereas August experiences cooler conditions, with average temperatures around -1°C (31°F) and a maximum of 7°C (45°F). Precipitation is relatively similar between the two months, with October receiving 71 mm (2.8 in) over 19 days and August slightly wetter at 79 mm (3.1 in) over 18 days. Humidity levels remain high in both months, with October at 83% compared to August's 85%. For more detailed insights into the conditions of August, you can refer to Ushuaia weather in August.

October weather in Ushuaia shows a slight improvement compared to September, with average temperatures rising from 1°C (34°F) to 3°C (38°F). The minimum temperatures also increased, with October recording a low of -8°C (18°F) compared to September's low of -11°C (12°F). However, October experiences slightly higher precipitation at 71 mm (2.8 in) over 19 days, compared to September's 64 mm (2.5 in) over 16 days. Humidity levels remain relatively stable, with October at 83% and September at 84%. For more detailed insights into September's weather, visit Ushuaia weather in September.

October marks the transition into fall with cooler temperatures, averaging around 3°C (38°F) and peaking at 14°C (58°F). The month sees about 71 mm (2.8 in) of precipitation over 19 days, accompanied by high humidity at 83%. In contrast, November experiences slightly warmer conditions with an average temperature of 6°C (43°F) and a maximum of 18°C (65°F). However, it also brings increased precipitation, totaling 86 mm (3.4 in) over 21 days, while maintaining a similar humidity level of 84%. For more detailed insights on the November weather, you can visit Ushuaia weather in November.

In October, Ushuaia experiences cooler temperatures with a minimum of -8°C (18°F) and an average of 3°C (38°F). The month sees around 71 mm (2.8 in) of precipitation over 19 days, with humidity levels at 83%. In contrast, December brings milder weather, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 19°C (66°F), and an average of 8°C (46°F). Precipitation increases to 99 mm (3.9 in) across 23 days, while humidity remains slightly lower at 82%. For more detailed insights on December weather, check out Ushuaia weather in December.

Compare Ushuaia's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Ushuaia

As October arrives in Ushuaia, the transition from winter to spring becomes apparent, with temperatures beginning to rise yet remaining quite chilly compared to the warmer months ahead. Visitors can expect an average temperature of around 3°C (38°F), with daytime highs peaking at 14°C (58°F), bringing a refreshing change after the winter frost. However, the month also sees a fair share of precipitation, with nearly 19 days marked by rain, contributing to an overall humidity level of 83% that can make the air feel even cooler. This blend of conditions creates a unique atmosphere, perfect for those seeking to experience the rugged beauty of Ushuaia in its quiet** autumnal glory. For more detailed insights into the region's climate, visit Ushuaia Climate.