Last updated: August 21, 2025
In Cachi, Argentina, September brings a refreshing transition into spring with maximum temperatures reaching a pleasant 23°C (73°F), while the average settles around a cool 7°C (45°F). However, the nights can be quite chilly, dropping to a minimum of -8°C (17°F). This month typically sees about 10 mm (0.4 in) of rain across 3 days, contributing to a humidity level of 57% that adds a touch of vitality to the landscape. Nature awakens with vibrant colors, making September an ideal time for outdoor adventures in this picturesque Andean town.
In September, Cachi, Argentina, experiences a noticeable shift towards warmer temperatures as it transitions into spring. With minimum temperatures averaging -8°C (17°F) and maximums reaching a pleasant 23°C (73°F), the weather begins to thaw from the earlier chill of winter. The average temperature of 7°C (45°F) indicates a gradual increase compared to the preceding months, making it an inviting time for visitors to explore the stunning landscapes. This month marks the end of the coldest weather, hinting at a vibrant and flourishing spring season ahead, where the beauty of Cachi's natural surroundings comes alive.
In Cachi, Argentina, September marks a subtle transition as the region experiences a minor uptick in precipitation, with 10 mm (0.4 in) falling over approximately 3 days. This is a notable change from the arid months of July and August, which saw minimal rainfall, signaling the gradual return of moisture after a dry winter. Although September’s precipitation is still modest, it lays the groundwork for a more significant increase in upcoming months, particularly in November when rainfall can soar to 90 mm (3.5 in). As the season shifts, the fluctuations in precipitation reflect the region's dynamic climate, making September a key month for understanding weather patterns in Cachi.
In September, humidity in Cachi, Argentina sees a noticeable increase, settling at 57% after the drier months of July and August, where levels dipped to 47% and 44%, respectively. This shift signals a transition from the parched winter to the warmer spring season, as the air becomes more saturated. Notably, this month marks the beginning of a gradual rise in humidity, setting the stage for the wetter months ahead. Following September, humidity trends upward, with October and November exhibiting levels of 55% and 70%. This seasonal pattern emphasizes Cachi's climatic evolution, highlighting the stark contrast between its dry winters and the lush, humid springs that follow.
As September unfolds in Cachi, Argentina, residents and visitors should be prepared for a UV Index of 14, classifying the sun's intensity as extreme. This is consistent with the trend observed in the preceding months, where the UV Index has remained notably high, fluctuating only slightly from 10 to 19 throughout the year. Despite the arrival of spring, the burn time remains a swift 10 minutes, emphasizing the need for sun protection. The extreme ratings in September mirror the strong sun exposure typical of Cachi during this period, with patterns indicating that vigilance against UV radiation is essential year-round. For more detailed information, visit the Cachi UV Index.
UV Risk Categories
As September unfolds in Cachi, Argentina, the sun continues to shine brightly, contributing to a remarkable 348 hours of lively daylight. This month is a delightful transition from the winter chill, showcasing a gradual increase in sunlight hours that peaks in the subsequent months. After enjoying slightly lower hours in June and July, the trend picks up momentum, culminating in the vibrant days of October and November, where sunshine reaches a splendid 381 and 382 hours, respectively. This gentle rise not only enhances the beauty of the landscape but also invites locals and travelers alike to bask in Cachi's warm embrace as spring approaches, creating an ideal setting for exploration and adventure.
In Cachi, Argentina, the likelihood of sunny weather in September stands at an impressive 85%, making it one of the sunniest months of the year. As the seasons transition from winter to spring, this high probability reflects a significant trend of increased sunshine following the cooler months, particularly evident as we move from June's 91% down to the early fall. The months of May through September consistently showcase splendid weather, with sunshine peaking in August before slightly dipping in October. This trend promises visitors an ideal canvas of clear skies and warmth, perfect for exploring the stunning landscapes that Cachi has to offer.
As September unfolds in Cachi, Argentina, daylight extends to 11 hours, marking a gradual transition towards the longer days of spring. Following the winter months, where daylight lingered around 10 hours, the increase in sunlight is a welcome change, positively influencing both nature and the daily rhythms of life. This upward trend continues into October, when daylight reaches 12 hours, hinting at the vibrant energy of the approaching summer. The seasonal shifts highlight Cachi's dynamic climate, encouraging outdoor exploration and connection with the stunning landscapes that define this beautiful region.
In September, Cachi, Argentina, experiences a gentle breeze with an average wind speed of 2.4 m/s (5 mph), maintaining a consistency seen throughout the later months of winter. This slight uptick in wind speed compared to the preceding months signals a transition into spring, as the winds begin to invigorate the landscape and carry the promise of warmer days ahead. Interestingly, the wind remains fairly stable, mirroring the previous August readings while also echoing the steady winds that have graced the region during the peak of winter months. As September unfolds, residents and visitors alike can bask in the soft caress of the wind, symbolizing a refreshing and vibrant shift in the season.
Weather in Cachi varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cachi, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures in Cachi range from a low of -8°C (17°F) to a comfortable high of 23°C (73°F), with an average temperature of 7°C (45°F). The month sees relatively light precipitation, totaling just 10 mm (0.4 in) over about 3 days, along with a moderate humidity of 57%.
In contrast, January experiences milder temperatures, with a minimum of -1°C (31°F) and a maximum of 22°C (72°F), while the average temperature rises to 10°C (50°F). However, January is considerably wetter, with a substantial 168 mm (6.6 in) of precipitation spread across 22 days and increased humidity at 84%. For more detailed insights into the weather in January, you can visit Cachi weather in January.
In September, the weather displays a mild temperature range with a minimum of -8°C (17°F) and an average of 7°C (45°F), reaching a pleasant maximum of 23°C (73°F). The month experiences relatively low precipitation, totaling only 10 mm over three days, with a moderate humidity of 57%. In contrast, February brings warmer conditions, with temperatures ranging from a minimum of -2°C (29°F) to an average of 9°C (49°F), and a maximum temperature of 21°C (70°F). However, February is significantly wetter, accumulating 167 mm of precipitation over 24 days, and the humidity rises to 87%. For more details on February weather, visit Cachi weather in February.
September and March exhibit notable differences in weather. In September, temperatures range from a minimum of -8°C (17°F) to a maximum of 23°C (73°F), with an average temperature around 7°C (45°F). This month experiences relatively low precipitation of 10 mm (0.4 in) over just 3 days, resulting in a humidity level of 57%. In contrast, March sees a milder temperature range from -2°C (28°F) to 22°C (72°F), with an average of 9°C (48°F). However, it brings significantly higher precipitation at 110 mm (4.3 in) over 22 days and increased humidity at 88%. For more details on the weather during this month, visit Cachi weather in March.
The weather in September and April presents some notable contrasts. In September, temperatures range from a chilly -8°C (17°F) at night to a pleasant maximum of 23°C (73°F) during the day, with an average of 7°C (45°F). Precipitation is relatively low, with only 10 mm (0.4 in) falling over just three days, and the humidity sits at a moderate 57%. In contrast, April features a similar minimum temperature of -8°C (18°F), but the average increases slightly to 8°C (46°F) and the maximum dips to 22°C (71°F). Notably, April is much wetter, receiving 49 mm (1.9 in) of rain spread over 11 days, leaving the air quite humid at 85%. For more details about the climate during this month, you can visit Cachi weather in April.
In September, the weather is generally milder with temperatures ranging from a minimum of -8°C (17°F) to a maximum of 23°C (73°F), and an average temperature of 7°C (45°F). The month sees low precipitation, with only 10 mm (0.4 in) across three days and a humidity level of 57%. Conversely, May tends to be cooler, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 19°C (67°F), and an average temperature of 5°C (42°F). Although May also experiences the same amount of precipitation, 10 mm (0.4 in) spread over three days, the humidity is a bit higher at 74%. For more details on May weather, visit Cachi weather in May.
September's weather is generally milder than June's, with average temperatures reaching around 7°C (45°F) compared to June's average of 3°C (37°F). While September experiences a maximum temperature of 23°C (73°F), June's peak is lower at 19°C (67°F). Additionally, September sees slightly more precipitation over three days, totaling 10 mm (0.4 in), in contrast to June's 5 mm (0.2 in) over just one day. Humidity levels remain similar, with September at 57% and June slightly lower at 56%. For more detailed information, you can check Cachi weather in June.
In comparing the weather of September and July, September presents a more moderate climate with average temperatures ranging from a minimum of -8°C (17°F) to a maximum of 23°C (73°F) and an average of 7°C (45°F). The month experiences slightly more precipitation, with 10 mm (0.4 in) falling over three days, leading to a humidity level of 57%. In contrast, July features cooler temperatures, with a minimum of -11°C (13°F) and a maximum of 19°C (66°F), averaging 3°C (38°F). Notably, July has significantly less precipitation, recorded at just 2 mm (0.1 in) over no rainy days, resulting in a lower humidity of 47%. For more details on the weather specifics, you can visit Cachi weather in July.
In comparing the weather between September and August, we see some notable differences. September enjoys a milder average temperature of 7°C (45°F), with maximums reaching up to 23°C (73°F), while August is cooler overall with an average of 4°C (39°F) and a maximum of 19°C (67°F). Additionally, September experiences slightly more precipitation, totaling 10 mm (0.4 in) over three days, compared to just 5 mm (0.2 in) over one day in August. Humidity also rises in September, averaging 57%, compared to 44% in August. For more details on August weather, you can visit Cachi weather in August.
In comparing the weather of September and October, October generally features slightly milder temperatures, with an average of 9°C (49°F) compared to September's average of 7°C (45°F). Both months experience cool nights, but October sees a minimum temperature of -5°C (22°F), which is a bit warmer than September's brisk -8°C (17°F). Interestingly, October also has a higher maximum temperature, reaching 24°C (75°F), while September peaks at 23°C (73°F). However, October experiences significantly more precipitation, with 30 mm (1.2 in) over 8 days, compared to just 10 mm (0.4 in) over 3 days in September. Humidity levels remain fairly comparable, with October at 55% and September at 57%. For a detailed look at the weather specific to Cachi, you can check out Cachi weather in October.
September and November showcase distinct shifts in weather patterns. In September, temperatures range from a minimum of -8°C (17°F) to a pleasant maximum of 23°C (73°F), with an average temperature of 7°C (45°F). Precipitation is relatively low, with only 10 mm (0.4 in) over 3 days, and humidity averages around 57%. In contrast, November sees slightly milder temperatures, with a minimum of -2°C (29°F) and a maximum reaching 25°C (77°F), resulting in an average of 10°C (50°F). However, this month is characterized by significantly increased precipitation, totaling 90 mm (3.5 in) across 21 days, and higher humidity levels at 70%. For a more detailed look at November weather, you can check Cachi weather in November.
The weather in September and December presents a notable contrast. In September, temperatures range from a chilly -8°C (17°F) at night to a more moderate 23°C (73°F) during the day, with an average of 7°C (45°F). The month sees only 10 mm (0.4 in) of precipitation over just 3 days, contributing to a relatively low humidity level of 57%. In stark comparison, December experiences milder conditions, with minimum temperatures around 1°C (33°F) and maximums reaching 24°C (76°F). Average temperatures rise to 10°C (50°F) and the month is significantly wetter, with 163 mm (6.4 in) of precipitation spread over 26 days, resulting in higher humidity at 77%. For a more detailed look at December weather in Cachi, visit Cachi weather in December.
As September unfolds in Cachi, the weather begins to shift towards milder conditions, setting it apart from the chillier winter months that preceded it. With maximum temperatures reaching a pleasant 23°C, the days are infused with a welcome warmth, yet the average drops significantly compared to the balmy summer. Cooler nights bring a refreshing contrast, with temperatures dipping to around 7°C, providing an invigorating atmosphere. Although the month sees a modest amount of rain—only a few days of precipitation—humidity remains comfortable at 57%, enhancing the overall experience of this transition. For a deeper understanding of what to expect throughout the year, check out the detailed insights available at Cachi Climate.