September Weather in Maipu, Argentina

Last updated: August 21, 2025

In September, Maipu, Argentina, experiences a striking contrast in temperatures, with daily highs reaching up to 34°C (94°F) and a cool average of 15°C (60°F). The climate showcases a minimum plunge to 0°C (32°F), highlighting the transitional nature of early spring. Rainfall is limited, with a modest 14 mm (0.6 in) spread over just 2 days, and humidity levels hovering around 51%. This delightful mix of warmth and crispness provides the perfect backdrop for enjoying the vibrant landscapes and emerging blossoms of the season.

September Temperature in Maipu

In September, Maipú, Argentina transitions into spring, showcasing a delightful change in its temperatures. The month opens with a minimum temperature of 0°C (32°F), gradually warming up to an average of 15°C (60°F), while reaching a comfortable maximum of 34°C (94°F). This steady increase from the winter chill of previous months signals the arrival of more pleasant weather, making it an ideal time for outdoor activities and wine tours. September marks a significant upswing in temperatures, highlighting the region's mild climate and setting the stage for even warmer months to come. As daylight lengthens and blooms emerge, the temperatures reflect the vibrancy of early spring, inviting visitors to experience the beauty of Maipú.

September Weather in Maipu: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Maipu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Maipu, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec797571645448475359657277
Data source: Temperature data for Maipu 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.

September Precipitation in Maipu

In September, Maipú, Argentina, experiences a subtle shift in its precipitation pattern, receiving 14 mm (0.6 inches) of rain over two days. This marks an increase from the drier months of July and August, which recorded only 10 mm each, but still reflects a relatively modest rainfall compared to the wetter summer months like February with 44 mm. Following a generally dry winter, September’s light rains not only hint at the beginning of the spring season but also provide much-needed moisture that supports the growth of local flora. As the year progresses, precipitation begins to climb again, paving the way for more vibrant landscapes in the coming months.

September Precipitation Trends in Maipu

The chart displays monthly precipitation patterns in Maipu, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Maipu, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec274434373115101014263126
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Maipu

September in Maipú, Argentina, witnesses a notable transition in humidity, settling at 51%. This marks a decrease from the peak of 69% in May, reflecting the gradual shift towards the drier months of October and November. As summer fades and autumn begins to take hold, September's humidity level is a welcome relief from the more oppressive conditions of mid-year. The trend of declining humidity continues following this month, hinting at a crispness in the air as the region gears up for the drier days ahead. With only a slight increase from the preceding August at 60%, September serves as a bridge between the humidity-laden winter and the drier spring months, providing a comfortable climate for both locals and visitors.

September Average Humidity in Maipu

This chart illustrates the average monthly humidity levels in Maipu, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Maipu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec40%46%54%65%69%64%65%60%51%49%44%36%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Maipu

As September arrives in Maipu, Argentina, residents can expect a UV Index of 9, indicating a very high level of sun exposure with a burn time of just 15 minutes. This marks a slight decrease from the intense summer months of January through March, where the UV Index soared up to 15. As fall approaches, the sun’s intensity gradually begins to wane, shifting to a safer level, yet precautions are still essential. With a notable increase in the UV levels during the year’s early quarters and a consistent trend of high to extreme exposure, it's crucial for residents and visitors alike to stay informed and protect their skin. For further insights, check out the detailed Maipu UV Index.

Maximum UV Index Levels in Maipu for September

The chart shows the monthly maximum UV Index (UVI) for Maipu in September, 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 September, the maximum UV index in Maipu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151412864569121415
Data source: Maipu September 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.

September Sunshine in Maipu

As September arrives in Maipú, Argentina, the sun continues to shine brightly, offering 322 hours of glorious daylight. This delightful month marks a subtle shift towards the longer days of spring, following the sunny embrace of winter. With hours of sunshine steadily increasing from 265 hours in June to a peak of 397 hours by December, September exhibits a charming balance of warmth and light, paving the way for the vibrant days ahead. The gradual rise in daylight not only enhances the region's breathtaking landscapes but also invites exploration and enjoyment of outdoor activities, making it an enticing time to experience the beauty of Maipú.

Monthly Sunshine Duration in Maipu: September Highlighted

The September sunshine duration represents the total number of hours Maipu experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec313h327h336h284h271h265h281h313h322h358h372h397h
Data source: Maipu September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Maipu During September

In Maipú, Argentina, September boasts an impressive 81% chance of sunny weather, making it one of the brighter months of the year. This month continues the upward trend seen from the cold winter months, where July recorded a surprising 87% chance of sunshine. As spring approaches, the likelihood of sunny days remains high, eclipsing both the summer and fall months that show a gradual decline in sunshine potential. With September's favorable conditions, it's an ideal time for outdoor activities, as the sun shines brightly, setting the stage for a vibrant transition into spring.

Percentage of Sunny Days in September in Maipu

The chart illustrates the percentage of sunny days in Maipu throughout the year, with September 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 Maipu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec70%63%59%71%63%64%87%78%82%77%76%64%
Data source: Maipu September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Maipu in September

In September, Maipu, Argentina, experiences a delightful resurgence in daylight, basking in 11 hours of sunlight as it transitions from the chilly winter months. This gradual increase in daylight duration signals the approach of spring, following a yearly pattern where daylight reaches its peak in the summer months of January and December at 14 hours. As the year unfolds, sunlight diminishes from January's long days until June, when it touches its low at only 9 hours. However, by the time September arrives, there’s a palpable shift, suggesting a renewed vitality as the days grow longer once again, paving the way for the warmer, cheerful months ahead.

Average Daylight Hours in Maipu for September

The chart illustrates the variation in daylight duration in Maipu throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 1m13h 14m12h 14m11h 13m10h 23m9h 59m10h 12m10h 56m11h 54m12h 55m13h 49m14h 16m
Data source: Maipu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Maipu

As September rolls in, Maipú, Argentina, experiences a gentle shift in its breezy character, with average wind speeds climbing to 2.8 m/s (6 mph). This uptick marks a noticeable trend, as the transition from winter to spring brings a refreshing vitality to the air, setting the stage for more invigorating gusts. Following a summer of relatively calm winds, September's breezes hint at the changing seasons ahead, breaking a pattern where winds were predominantly less than 3 m/s from April to August. With the promise of October looming, which boasts an even brisker average of 2.9 m/s (7 mph), the September winds signal not just a change in pace but a blossoming of energy that characterizes the region's vibrant springtime allure.

Average September Wind Speed in Maipu

The chart displays monthly wind speed patterns in Maipu, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.22.41.92.02.02.02.32.8 m/s2.92.82.8
Data source: Maipu September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Maipu Compares to Other Months

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

September and January showcase contrasting weather patterns. In September, temperatures range from a brisk 0°C (32°F) at night to a pleasant 34°C (94°F) during the day, with an average of 15°C (60°F). The month sees minimal precipitation of 14 mm (0.6 in) over just 2 days and maintains a relatively moderate humidity of 51%. In contrast, January experiences much warmer conditions, with a minimum temperature of 9°C (49°F) and maximums soaring up to 40°C (104°F), resulting in a much higher average of 26°C (80°F). Rainfall is also more pronounced in January, with 27 mm (1.0 in) falling across 4 days, but humidity remains lower at 40%. For those interested in detailed weather information, visit Maipu weather in January.

September and February show distinct differences in weather patterns. September experiences cooler temperatures with a minimum of 0°C (32°F) and an average of 15°C (60°F), peaking at 34°C (94°F). In contrast, February is warmer, with a minimum of 12°C (54°F), an average of 24°C (76°F), and a maximum temperature reaching 39°C (103°F). Additionally, February has significantly more rainfall, with 44 mm (1.7 in) over 7 days, compared to September's 14 mm (0.6 in) over just 2 days. Humidity levels are also relatively close, at 51% in September and 46% in February. For more details on February weather, you can visit Maipu weather in February.

In September, temperatures range from a chilly 0°C (32°F) at night to a warm 34°C (94°F) during the day, with an average of 15°C (60°F). The month sees minimal rainfall, with only 14 mm (0.6 in) falling over just 2 days, resulting in a relatively low humidity level of 51%. In contrast, March presents a warmer climate, with temperatures starting at 7°C (45°F) and peaking at an impressive 37°C (98°F), averaging 22°C (71°F). However, it experiences more precipitation, totaling 34 mm (1.3 in) across 6 days, while maintaining slightly higher humidity at 54%. For a detailed look at what to expect, check out Maipu weather in March.

In comparing the weather between September and April, both months exhibit a wide range of temperatures, with maximums reaching up to 34°C (94°F). However, September presents a slightly cooler climate, featuring an average temperature of 15°C (60°F) and a minimum of 0°C (32°F). In contrast, April is warmer overall, with an average temperature of 18°C (64°F) and a minimum of 3°C (38°F). Additionally, April sees more precipitation, averaging 37 mm (1.5 in) over 6 days, compared to September's 14 mm (0.6 in) over just 2 days. This increased humidity in April, at 65%, contrasts with September's drier atmosphere of 51%. For a more detailed look at the weather in April, check out Maipu weather in April.

September and May exhibit notable differences in weather patterns. In September, temperatures range from a chilly 0°C (32°F) at night to a warm 34°C (94°F) during the day, with an average of 15°C (60°F). The month is relatively dry, receiving only 14 mm (0.6 in) of precipitation across just two days, and boasts a humidity level of 51%. In contrast, May experiences milder temperatures, with a minimum of 1°C (34°F), an average of 12°C (55°F), and a maximum of 26°C (80°F). This month sees increased precipitation at 31 mm (1.2 in) over five days, contributing to a higher humidity of 69%. For a detailed look at May weather conditions, visit Maipu weather in May.

In September, temperatures fluctuate more widely, with a minimum of 0°C (32°F) and a maximum reaching up to 34°C (94°F), resulting in an average temperature of 15°C (60°F). In contrast, June experiences cooler weather, featuring a minimum of -3°C (28°F) and a maximum of only 24°C (76°F), producing a lower average of 9°C (48°F). Both months see similar precipitation levels, with September receiving 14 mm over 2 days and June slightly higher at 15 mm over 3 days. Humidity is also more prominent in June at 64%, compared to the relatively drier September, which has a humidity of 51%. For more detailed information on June weather, check out Maipu weather in June.

September generally experiences higher temperatures compared to July, with minimums reaching 0°C (32°F) and an average temperature of 15°C (60°F), while July sees its lowest at -2°C (29°F) with an average of only 8°C (47°F). The maximum temperature in September can soar to 34°C (94°F), a stark contrast to July's peak of 23°C (74°F). Additionally, despite September having slightly more rainfall at 14 mm (0.6 in) over two days, it benefits from lower humidity levels at 51%, compared to July's higher humidity of 65%. For more detailed insights on July weather, you can visit Maipu weather in July.

In September, the weather tends to be warmer and more variable compared to August. The minimum temperature rises to 0°C (32°F), while the average temperature reaches 15°C (60°F), peaking at a maximum of 34°C (94°F). This is a noticeable increase from August, where the minimum temperature is slightly lower at -1°C (31°F) and the average temperature is only 11°C (53°F), with a maximum of 31°C (89°F). Precipitation is also slightly higher in September at 14 mm (0.6 in) over 2 days, compared to 10 mm (0.4 in) in August, although both months experience similar humidity levels, with September at 51% and August at 60%. For a detailed look at August weather, refer to Maipu weather in August.

In September, the weather features a wider temperature range, with minimums reaching as low as 0°C (32°F) and maximums soaring to 34°C (94°F), averaging around 15°C (60°F). This month experiences relatively low precipitation, totaling 14 mm (0.6 in) over just 2 days, and humidity stands at 51%.

Conversely, October brings slightly milder temperatures, with minimum values of 2°C (36°F) and maximums peaking at 37°C (98°F), resulting in a higher average of 18°C (66°F). Rainfall increases in October, with precipitation measuring 26 mm (1.0 in) across 3 days, while humidity drops slightly to 49%. For more detailed insights, you can check Maipu weather in October.

In September, the weather exhibits a broader temperature range, with minimums dropping to 0°C (32°F) and maximums reaching up to 34°C (94°F). The average temperature during this month hovers around 15°C (60°F), while the humidity level is at 51% and rainfall is minimal, with only 14 mm (0.6 in) over 2 days. In contrast, November experiences a warmer climate with minimum temperatures of 9°C (48°F) and maximums soaring to 38°C (101°F). The average temperature rises to 22°C (73°F), and while precipitation increases to 31 mm (1.2 in) over 5 days, humidity slightly drops to 44%. For more detailed information about November weather in Maipu, you can visit Maipu weather in November.

September and December showcase notable differences in weather patterns. In September, temperatures range from a chilly 0°C (32°F) at night to a comfortable 15°C (60°F) on average, peaking at a warm 34°C (94°F) during the day. The month sees minimal precipitation, with just 14 mm (0.6 in) over 2 days and a humidity level of 51%. In contrast, December experiences warmer conditions, with nighttime lows of 11°C (52°F), an average temperature of 25°C (77°F), and daytime highs soaring up to 40°C (104°F). Precipitation increases in December to 26 mm (1.0 in) over 5 days, along with lower humidity at 35%. For a detailed look at December weather in Maipu, visit Maipu weather in December.

Compare Maipu's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Maipu

As September arrives in Maipú, the weather begins to shift dramatically, marking the transition from the cool winter months to the warmer embrace of spring. With average temperatures rising significantly, residents and visitors experience a pleasant mix of mild days and cool nights, creating ideal conditions for outdoor activities. The low precipitation rate, with only a couple of rainy days, coupled with a moderate humidity level, allows for plenty of sunshine. This pleasant climate not only enhances the vineyard views but also offers a preview of the warmth and vibrancy that the summer months will bring. For more details on how Maipú's September weather compares to the rest of the year, visit Maipu Climate.