August Weather in Puerto Natales, Chile

Last updated: August 21, 2025

In August, Puerto Natales, Chile experiences a chilly climate characterized by temperatures ranging from a brisk -7°C (19°F) to a maximum of 14°C (58°F), averaging around 3°C (37°F). This month is marked by significant precipitation, with 118 mm (4.7 in) of rainfall spread across 20 days, creating a humid atmosphere with levels reaching 89%. Despite the cool and wet conditions, this time of year showcases the region's stunning natural beauty, making it a unique destination for adventurous travelers.

August Temperature in Puerto Natales

In August, Puerto Natales experiences a transition from the harshest winter months to the cusp of spring, with temperatures beginning to rise slightly. The minimum temperature hovers around -7°C (19°F), while the average reaches a modest 3°C (37°F), providing a reprieve from the preceding colder spells. Daytime highs can reach up to 14°C (58°F), indicating an emerging warmth that hints at the approaching spring. This month stands as a pivotal point, showcasing a gradual increase in temperature trends as the region shakes off winter's chill, preparing for the vibrant renewal that September will bring.

August Weather in Puerto Natales: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Puerto Natales, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto Natales, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec525350454034333740444851
Data source: Temperature data for Puerto Natales 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.

August Precipitation in Puerto Natales

In August, Puerto Natales experiences a steady 118 mm (4.7 in) of precipitation, showcasing the region's characteristic dampness as winter lingers into spring. This month sees rain on 20 days, reflecting a consistent pattern observed throughout the season. Following the slightly lower levels of June and July, which recorded 102 mm (4.0 in) and 105 mm (4.1 in) respectively, August remains in line with the year’s average precipitation, building anticipation for the wetter months ahead in September and October, which typically top the charts with over 150 mm. The increased frequency of rainy days in August serves as a reminder of the shifting seasons and the vital role rainfall plays in shaping Puerto Natales’ lush landscapes.

August Precipitation Trends in Puerto Natales

The chart displays monthly precipitation patterns in Puerto Natales, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Puerto Natales, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec133114132172113102105118119156161156
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Puerto Natales

In Puerto Natales, Chile, August brings a notable return to lower humidity levels, with an average of 89%, echoing the previous months of March and April. This slight dip from the peak levels observed in the winter months—where humidity reached up to 92% in July—reflects the region's characteristic climate transition. As summer approaches, a gradual decline in humidity hints at the shifting weather patterns, ultimately leading to a more inviting atmosphere for visitors. Yet, the consistently high humidity throughout the year—averaging around 88% to 91%—underscores Puerto Natales' unique environment, a blend of thriving marine ecosystems and breathtaking landscapes shaped by its moist marine climate.

August Average Humidity in Puerto Natales

This chart illustrates the average monthly humidity levels in Puerto Natales, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Puerto Natales is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%88%89%90%90%91%92%89%88%88%88%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Puerto Natales

In August, the UV Index in Puerto Natales, Chile settles at a moderate level of 4, which corresponds to a 30-minute burn time for unprotected skin. This marks a slight increase from the low levels seen in the winter months of June and July, where the UV Index hovered around 1 to 2. As the region transitions towards spring, the UV radiation begins to rise steadily, indicating that outdoor enthusiasts should start taking precautions against sun exposure. Notably, the trend shows a significant peak in the summer months, especially in January and February, where the UV Index reaches extreme levels of 11 and 10, respectively. For more detailed insights on daily UV conditions, visit Puerto Natales UV Index.

Maximum UV Index Levels in Puerto Natales for August

The chart shows the monthly maximum UV Index (UVI) for Puerto Natales in August, 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 August, the maximum UV index in Puerto Natales typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1110742124481211
Data source: Puerto Natales August 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.

August Sunshine in Puerto Natales

In August, Puerto Natales experiences a delightful return of sunshine, boasting 184 hours of sunlight that starts to hint at the warmth of spring. As winter gives way to longer days, August stands out as a pivotal month, offering a substantial increase from the grey months of June and July. Following this trend, daylight continues to flourish through September, reaching 221 hours, ultimately leading to an impressive peak in daylight during the later months. This gradual transition not only brightens the landscape but also invigorates the local culture and outdoor pursuits, inviting both residents and travelers to embrace the burgeoning beauty of the region.

Monthly Sunshine Duration in Puerto Natales: August Highlighted

The August sunshine duration represents the total number of hours Puerto Natales experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec245h250h234h180h140h125h140h184h221h280h292h310h
Data source: Puerto Natales August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Puerto Natales During August

As you plan your trip to Puerto Natales in August, it's important to note the 23% chance of sunny weather this month. This figure remains consistent with the rainy winter months of June and July, which also boast a 23% likelihood of sunshine. Interestingly, the chances of clear skies begin to rise as we transition into spring, with September and October both seeing a 29% chance of sun. Overall, while August may not be the sunniest month, its steady pattern offers a glimpse of the brighter days to come as the seasons change.

Percentage of Sunny Days in August in Puerto Natales

The chart illustrates the percentage of sunny days in Puerto Natales throughout the year, with August 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 Puerto Natales experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%26%35%27%19%23%23%23%29%29%28%28%
Data source: Puerto Natales August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Puerto Natales in August

In Puerto Natales, Chile, August marks a notable transition in daylight duration, as the days gradually lengthen after the mid-winter months. With 9 hours of daylight, August serves as a bridge from the darker days of winter to the more illuminated spring ahead. Following the peak of 16 hours in January, the daylight begins its descent, hitting a low of 7 hours in June and gently climbing back up. This month offers a slight increase compared to the previous month’s 8 hours, hinting at the upcoming spring thaw and the natural beauty that beckons in September with 11 hours of daylight. As the days grow longer, the spirit of exploration and adventure in the breathtaking landscapes of Patagonia is rekindled, inviting both locals and visitors to enjoy the unique charm of this remarkable region.

Average Daylight Hours in Puerto Natales for August

The chart illustrates the variation in daylight duration in Puerto Natales throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec16h 1m14h 22m12h 23m10h 24m8h 42m7h 50m8h 19m9h 50m11h 44m13h 44m15h 34m16h 34m
Data source: Puerto Natales daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Puerto Natales

In August, Puerto Natales experiences a gentle breath of 3.4 m/s (8 mph), a slight uptick from the previous month's tranquil winds. This month stands as a bridge between the calm, quieter weeks of winter and the more blustery conditions that follow as spring approaches. As the year progresses, it’s evident that the winds begin to strengthen with the arrival of October, when they surge to 4.9 m/s (11 mph), reflecting the dynamic shifts in weather typical of the region. Overall, August's winds, though moderate, hint at the impending transition, setting the stage for the more energetic gusts that define this stunning part of Chile as it moves towards the vibrant months ahead.

Average August Wind Speed in Puerto Natales

The chart displays monthly wind speed patterns in Puerto Natales, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.84.44.52.92.72.33.23.4 m/s3.04.94.85.2
Data source: Puerto Natales August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Puerto Natales Compares to Other Months

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

In August, the weather in Puerto Natales is characterized by colder temperatures, with a minimum of -7°C (19°F) and a maximum of 14°C (58°F), resulting in an average of just 3°C (37°F). The month experiences significant precipitation, totaling 118 mm (4.7 in) over 20 days, and high humidity at 89%. In contrast, January brings milder conditions, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 24°C (75°F), averaging 11°C (52°F). This month sees slightly higher precipitation levels at 133 mm (5.2 in) across the same number of rainy days, but humidity is a touch lower at 86%. For a more detailed look at January's climate, you can visit Puerto Natales weather in January.

August and February in Puerto Natales present contrasting weather patterns. While August experiences cooler temperatures, with a minimum of -7°C (19°F) and a maximum of 14°C (58°F), February boasts a warmer range, with lows of 2°C (36°F) and highs reaching 27°C (81°F). Precipitation levels are similar, with August receiving 118 mm (4.7 in) over 20 days and February slightly lower at 114 mm (4.5 in) over 18 days. Humidity remains high in both months, at 89% for August and 88% for February. For more detailed insights on February's weather, you can visit Puerto Natales weather in February.

When comparing the weather in August and March, notable differences emerge. August experiences colder temperatures, with a minimum of -7°C (19°F) and a maximum of only 14°C (58°F), while March boasts milder conditions, ranging from a minimum of 0°C (33°F) to a maximum of 23°C (73°F). Both months receive a similar amount of precipitation, around 118 mm (4.7 in) in August and slightly more at 132 mm (5.2 in) in March, with rainfall expected on about 20 days in each month. Additionally, humidity levels remain consistently high at 89% for both months, contributing to the overall dampness in the air. For more details on the weather specifics in March, you can check Puerto Natales weather in March.

In comparing the weather of August and April, April tends to be milder, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 20°C (68°F), whereas August experiences colder temperatures, with a range from -7°C (19°F) to a maximum of 14°C (58°F). Additionally, April sees more substantial daytime warmth, making it feel significantly more pleasant than the chill of August. However, April has higher precipitation levels, totaling 172 mm (6.8 in) over 19 days, compared to August's 118 mm (4.7 in) across 20 days. Interestingly, both months share a high humidity level of 89%. For more detailed insights, check out the Puerto Natales weather in April.

Comparing the weather in August and May reveals some interesting similarities and differences. Both months experience similar temperature ranges, with August having a minimum of -7°C (19°F) and an average of 3°C (37°F), while May sees slightly milder temperatures with a minimum of -5°C (24°F) and an average of 4°C (40°F). In terms of maximum temperatures, both months peak at 14°C (58°F). Precipitation levels are also comparable, with August receiving 118 mm (4.7 in) over 20 days and May getting 113 mm (4.4 in) over 17 days. Interestingly, humidity remains constant at 89% for both months. For more details about May weather, you can check Puerto Natales weather in May.

In comparing the weather of August and June, August tends to be slightly milder with an average temperature of 3°C (37°F) compared to June's average of 1°C (34°F). Both months experience significant humidity levels, with August at 89% and June slightly higher at 91%. Precipitation is fairly consistent, with August receiving 118 mm (4.7 in) over 20 days, while June has 102 mm (4.0 in) spread across 17 days. For more details on the weather in June, you can visit Puerto Natales weather in June.

In comparing the weather between July and August, August tends to be slightly milder, with average temperatures rising from 1°C (33°F) in July to 3°C (37°F). The maximum temperature in August reaches 14°C (58°F), compared to July's maximum of 10°C (50°F). Humidity levels remain high in both months, with August at 89% and July at 92%. Interestingly, although August experiences a bit more precipitation at 118 mm (4.7 in) over 20 days, July is not far behind with 105 mm (4.1 in) over 18 days. For more detailed information on July's weather, you can check Puerto Natales weather in July.

In comparing the weather between August and September, both months exhibit similar maximum temperatures, with September holding steady at a maximum of 14°C (58°F), just like August. However, September tends to be slightly warmer overall, with an average temperature of 5°C (40°F) compared to August's average of 3°C (37°F). The minimum temperatures are also milder in September, ranging from -5°C (24°F) versus August's -7°C (19°F).

Precipitation remains comparable, with September recording 119 mm (4.7 in) over 18 days, while August had 118 mm (4.7 in) across 20 days. Humidity levels are nearly identical, with September at 88% and August at 89%, contributing to a generally moist atmosphere. For more detailed weather information, you can check out Puerto Natales weather in September.

August and October in Puerto Natales present distinct weather characteristics, with October generally being slightly milder. In August, temperatures range from a minimum of -7°C (19°F) to a maximum of 14°C (58°F), while October shows a warmer profile with minimums of -4°C (24°F) and maximums of 17°C (62°F). Precipitation is higher in October, with 156 mm (6.1 in) falling over 21 days, compared to 118 mm (4.7 in) across 20 days in August. The humidity remains relatively constant, at 89% in August and 88% in October, highlighting a persistent dampness in the air. For a more detailed look at October weather, visit Puerto Natales weather in October.

In comparing the weather of August and November, we see notable differences. August experiences colder temperatures, with a minimum of -7°C (19°F) and an average of 3°C (37°F), while November enjoys milder conditions, ranging from a minimum of 0°C (32°F) to an average of 9°C (48°F). Precipitation levels are also higher in November, totaling 161 mm (6.4 in) over 19 days, compared to August's 118 mm (4.7 in) across 20 days. Both months maintain a high humidity level, with August at 89% and November slightly lower at 88%. For more detailed insights into November weather in Puerto Natales, you can visit Puerto Natales weather in November.

In August, the weather features chilly temperatures ranging from a minimum of -7°C (19°F) to a maximum of 14°C (58°F), with an average of 3°C (37°F). This month experiences significant precipitation, totaling 118 mm (4.7 in) over 20 days, coupled with a high humidity level of 89%.

In contrast, December offers milder conditions with temperatures ranging from a minimum of 1°C (34°F) to a pleasant maximum of 20°C (68°F), averaging 11°C (51°F). Although December sees increased precipitation at 156 mm (6.1 in) across 22 days, the humidity remains slightly lower at 87%.

For more detailed information on December weather, visit Puerto Natales weather in December.

Compare Puerto Natales's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Puerto Natales

In August, Puerto Natales experiences a significant shift in weather compared to other months, with chilly maximum temperatures only reaching up to 14°C. While the average temperature hovers around a brisk 3°C, the cold can feel more biting, especially with minimums dipping to -7°C. This month also witnesses a higher frequency of precipitation, with rainfall occurring on roughly 20 days, contributing to an overall 118 mm of moisture—perfect for the lush landscapes but less ideal for outdoor activities. The high humidity level of 89% adds to the crispness in the air, making warm layers essential for those venturing outdoors. For more comprehensive insights on what to expect throughout the year, check out Puerto Natales Climate.