Last updated: August 21, 2025
In Pinamar, Argentina, September brings a delightful transition into spring, with average temperatures hovering around 12°C (54°F). Daily highs peak at a comfortable 19°C (67°F), while nights can chill down to a crisp 4°C (40°F). This month experiences about 70 mm (2.8 in) of rain spread across 7 days, contributing to the area's lush landscape. With humidity levels at a substantial 81%, visitors can expect an invigorating blend of coastal breezes and refreshing air, perfect for enjoying outdoor adventures and the scenic beauty of this charming destination.
In Pinamar, Argentina, September marks the transition into spring, bringing with it a gentle rise in temperatures. With minimums around 4°C (40°F) and average highs reaching 19°C (67°F), the month offers a refreshing departure from the cooler winter months. This gradual warming trend is encouraged by longer daylight hours, inviting residents and visitors alike to enjoy outdoor activities. The average temperature of 12°C (54°F) heralds a shift from the chill, making September a delightful time to experience the budding nature and vibrant atmosphere of this coastal town as it awakens from its winter slumber.
In September, Pinamar experiences a moderate precipitation level, averaging 70 mm (2.8 in) over approximately 7 days of rain. This marks a return to a slightly wetter phase compared to the drier month of August, which recorded only 57 mm (2.3 in). The precipitation is consistent with early spring conditions, as the region transitions from the drier winter months of July and August. Notably, this month's rainfall supports the budding landscape, laying the groundwork for the lush growth characteristic of the season, as seen in the preceding months where the totals remain relatively stable, with March peaking at 99 mm (3.9 in). Overall, September stands as a pivotal month that signals the shift toward a wetter and more vibrant climate as Pinamar welcomes the new season.
As September arrives in Pinamar, Argentina, the coastal city experiences a noticeable increase in humidity, reaching 81%. This uptick marks one of the highest levels of the year, continuing a trend observed since the warmer months began. Following the peak in October, which sees a slight decrease to 77%, humidity levels start to moderate, transitioning smoothly into the more temperate spring months. The overall pattern underscores a humid climate throughout the year, with noticeable spikes during late winter and early spring that prepare residents for the vibrant energy of the warmer season ahead.
In September, Pinamar, Argentina, experiences a notable shift in UV exposure, with a UV Index of 7, categorizing it as high. This means that while the risk of harm from unprotected sun exposure is more pronounced than during the colder months, it's still less intense compared to the summer peak in January, which reaches a staggering UV Index of 14. As the weather transitions from winter to spring, residents and visitors alike should be aware of a 25-minute burn time, encouraging the use of sunscreen and protective clothing. This period signifies a gradual return to more demanding sun conditions, paving the way for the higher indexes of October and November ahead. For those looking for more details, check out the Pinamar UV Index for comprehensive insights on sun safety.
UV Risk Categories
September in Pinamar, Argentina, offers a delightful transition from the chilly depths of winter to the warmth of early spring, boasting 269 hours of sunshine. This marks a noticeable increase compared to the preceding months, showcasing a gradual return to brighter days. As the sun begins its ascent in the sky, September illuminates the vibrant landscapes, setting the stage for the upcoming months. The sunshine progressively intensifies, culminating in November's impressive 337 hours. This trend highlights a rejuvenating shift in the weather, inviting locals and visitors alike to bask in the glow of Pinamar's scenic shores.
In Pinamar, Argentina, September sees a 42% chance of sunny weather, reflecting a slight dip as the region transitions from winter to spring. This month typically boasts less favorable conditions compared to the sunnier summer months, with January and February enjoying the highest probabilities of sunshine at 55% and 53%, respectively. Notably, October marks a significant turn back toward brighter skies, with a robust 62% chance of sunny days, suggesting that while September may be a bit overcast, the days ahead promise more sunshine and warmer temperatures. As autumn gives way to spring, those craving rays of sunshine should anticipate an upward trend in the following months.
As September arrives in Pinamar, Argentina, daylight begins to make a gentle comeback, offering approximately 11 hours of sunlight each day. This marks a notable shift from the shorter, winter months of June and July, where daylight dips to only 9 hours. Following the transition of September, the daylight duration continues to increase, setting the stage for the longer days of spring and summer. By October, residents and visitors can look forward to 13 hours of daylight, and November and December boast generous 14-hour days, perfect for outdoor activities and enjoying the beautiful coastal scenery. The gradual increase in daylight during September symbolizes a refreshing shift towards warmth and vibrancy, inviting everyone to bask in the rejuvenating sunlight.
In Pinamar, Argentina, the winds begin to shift in September, with an average wind speed of 6.4 m/s (14 mph). This slight uptick from the tail end of winter welcomes a refreshing breeze, reminiscent of late summer's gentle whispers. While August experiences a lull with its lowest winds of 4.9 m/s (11 mph), September signals a revival as it approaches stability, resembling March and April's calmer patterns. The wind speeds trend upwards through the fall, peaking in November at 6.8 m/s (15 mph), suggesting a dynamic coastal environment where the transition from warmth to coolness is vividly felt. Thus, September serves as a bridge, balancing the lingering warmth of winter with the spirited energy of the upcoming spring season.
Weather in Pinamar varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Pinamar, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather patterns. In September, temperatures range from a cool minimum of 4°C (40°F) to a mild maximum of 19°C (67°F), with an average temperature of 12°C (54°F). The month experiences about 70 mm (2.8 in) of precipitation over 7 days, coupled with high humidity at 81%. In stark contrast, January offers a much warmer climate, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 31°C (87°F), averaging 21°C (71°F). The precipitation remains similar at 70 mm (2.7 in) over the same number of rainy days, but humidity is lower at 74%. For a detailed look at January’s weather, visit Pinamar weather in January.
September and February present distinct weather patterns, reflecting the transition from early spring to late summer. In September, temperatures range from a minimum of 4°C (40°F) to a maximum of 19°C (67°F), with an average of 12°C (54°F). This month sees relatively cool temperatures and a higher humidity level of 81%, along with 70 mm (2.8 in) of precipitation over approximately 7 days.
In stark contrast, February boasts much warmer weather, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 29°C (84°F) and an average of 21°C (70°F). Although February receives slightly more precipitation at 93 mm (3.7 in) over 9 days, the humidity is lower at 78%.
For more detailed insights on February weather, you can check Pinamar weather in February.
September and March present contrasting weather patterns, signifying the transition between seasons. In September, temperatures range from a chilly minimum of 4°C (40°F) to a comfortable maximum of 19°C (67°F), with an average of 12°C (54°F). The month experiences about 70 mm (2.8 in) of precipitation over 7 days and maintains a relatively high humidity of 81%. In contrast, March enjoys warmer conditions, with temperatures starting at a mild 11°C (53°F) and peaking at a pleasant 27°C (81°F), averaging 20°C (68°F). This month sees slightly higher rainfall at 99 mm (3.9 in) across 9 days, while humidity remains lower at 78%. For more detailed information on March weather specifically, visit Pinamar weather in March.
September and April present distinct weather patterns, showcasing a transition between seasons. In September, temperatures range from a cool minimum of 4°C (40°F) to a maximum of 19°C (67°F), with an average of 12°C (54°F). The month experiences about 70 mm (2.8 in) of precipitation over 7 days, accompanied by a relatively high humidity level of 81%. In contrast, April features warmer conditions, with temperatures starting at a minimum of 9°C (48°F) and peaking at 24°C (76°F), averaging 18°C (64°F). This month brings more rainfall, totaling 91 mm (3.6 in) over 9 days, with slightly lower humidity at 79%. For more details on April weather, visit Pinamar weather in April.
In September, the weather shows a gradual shift towards cooler temperatures, with average highs around 19°C (67°F) compared to the warmer average high of 21°C (70°F) in May. While both months experience similar levels of precipitation, September sees slightly more rainfall at 70 mm (2.8 in) over 7 days, versus May's 69 mm (2.7 in) spread across 8 days. Humidity levels are also comparable, with September at 81% and May at 79%, indicating that both months can feel quite moist. For a more detailed look at May weather patterns, visit Pinamar weather in May.
In September, the weather typically ranges from a minimum of 4°C (40°F) to a maximum of 19°C (67°F), with an average temperature of 12°C (54°F). This month experiences about 70 mm (2.8 in) of precipitation over approximately 7 days and has a humidity level of 81%. Conversely, June sees slightly cooler temperatures, with minimums at 3°C (37°F) and maximums at 18°C (65°F), resulting in an average of 11°C (53°F). It has a bit more rainfall, totaling 82 mm (3.2 in) across about 9 days, and a slightly lower humidity of 78%. For a more detailed look into June's weather, you can check Pinamar weather in June.
In comparing the weather of September and July, September tends to be a bit warmer, with average temperatures reaching up to 12°C (54°F) compared to July's average of 10°C (50°F). The maximum temperatures in September also surpass those of July, hitting 19°C (67°F) versus 17°C (62°F). However, September experiences slightly higher precipitation, totaling 70 mm (2.8 in) over about seven days, while July sees 74 mm (2.9 in) across ten days. Humidity levels are higher in September at 81%, compared to July's 74%. For more insights on July weather, you can check Pinamar weather in July.
September typically brings slightly milder temperatures compared to August, with average highs reaching 19°C (67°F) compared to August's 17°C (63°F). The minimum temperatures are similar, sitting around 4°C (40°F) for both months. Precipitation levels are higher in September with 70 mm (2.8 in) over 7 days, compared to August's 57 mm (2.3 in) over 6 days. Humidity also increases slightly in September, averaging 81% versus 77% in August. For more detailed information on the weather in August, you can visit Pinamar weather in August.
In September, the weather features cooler temperatures with a minimum of 4°C (40°F) and an average of 12°C (54°F), peaking at 19°C (67°F). This month sees a total precipitation of 70 mm (2.8 in) over 7 days, coupled with high humidity levels at 81%. In contrast, October brings slightly warmer conditions, with temperatures ranging from a minimum of 6°C (44°F) to an average of 14°C (57°F), reaching a maximum of 23°C (73°F). Precipitation decreases to 61 mm (2.4 in), yet rainfall occurs on 8 days, and humidity drops to 77%. For further details on weather conditions, you can check Pinamar weather in October.
In September, the weather is generally cool, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 19°C (67°F), and an average of 12°C (54°F). The month experiences quite a bit of precipitation, totaling 70 mm (2.8 in) over about 7 days, accompanied by a high humidity level of 81%. In contrast, November sees a noticeable increase in warmth, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 27°C (81°F) and an average of 17°C (63°F). Precipitation is slightly lower at 65 mm (2.6 in) over 9 days, and humidity decreases to 76%. For more details, you can check Pinamar weather in November.
In September, temperatures in Pinamar range from a minimum of 4°C (40°F) to a maximum of 19°C (67°F), with an average of 12°C (54°F). The month experiences around 70 mm (2.8 in) of precipitation over approximately 7 days and maintains a high humidity level of 81%. In contrast, December sees much warmer weather, with temperatures fluctuating between a minimum of 10°C (51°F) and a maximum of 29°C (85°F), along with an average temperature of 19°C (66°F). Precipitation remains similar at 69 mm (2.7 in) but occurs over 8 days, while humidity decreases to 74%. For more detailed insights, you can check Pinamar weather in December.
As September rolls in, Pinamar experiences a refreshing change, transitioning from the cooler winter months to the milder embrace of spring. With an average temperature hovering around 12°C, this month marks a noticeable upturn in warmth compared to the chill of winter, though nights can still dip significantly. Increased humidity and a touch of rainfall, averaging 70 mm over about a week, contribute to a lush ambiance as nature starts to bloom. This balance of warmer days and cooler nights makes September a unique blend of seasons, perfect for those craving a gentle reawakening of the coastal charm. For a comprehensive understanding of the weather patterns, check the detailed Pinamar Climate.