Last updated: August 21, 2025
In March, Bahia Blanca, Argentina experiences a delightful transition into autumn, characterized by a maximum temperature peaking at 34°C (93°F) and an average of 20°C (68°F), while dipping to a cool minimum of 8°C (46°F) at night. With 44 mm (1.7 in) of rain spread across 6 days, the weather brings a refreshing humidity level of 70%, creating a comfortable atmosphere for both locals and visitors. This month offers a unique blend of warmth and the beginnings of milder conditions as the city prepares for the cooler months ahead.
In Bahia Blanca, Argentina, March marks a transition towards milder temperatures, with minimums dipping to 8°C (46°F) and averaging around 20°C (68°F). This gradual cooling is a stark contrast to the sweltering summer months, where January peaked at a scorching 39°C (103°F). As the month progresses, daytime highs can still reach a warm 34°C (93°F), allowing for pleasant afternoons to enjoy outdoor activities. Overall, March is characterized by a comfortable climate that signals the impending autumn, with trends indicating a steady decline in temperatures leading into cooler months ahead.
In March, Bahia Blanca experiences a moderate precipitation level of 44 mm (1.7 in), falling across an average of 6 days. This amount reflects a slight decline from February's 55 mm, illustrating a shift towards drier conditions as autumn approaches. The distribution of rainfall during this month is consistent with the trend of increasing precipitation that peaks in November, while May and June follow closely with similar amounts. As the seasons transition, March serves as a crucial month in determining the region's water dynamics, marking a balance between the wet summer months and the drier winter ahead.
In March, Bahia Blanca experiences a noticeable rise in humidity, reaching 70%, a trend that signals the transition toward the more humid months ahead. This increase is part of a gradual upward trajectory that began in January with 61%, climbing to 67% in February. Following March, humidity continues to escalate, peaking at 75% in April and hovering around the mid-70s through May and June. This pattern indicates a shift from the drier elements of the summer months towards a more humid autumn, providing residents and visitors with a taste of the moisture-laden air that characterizes the region's later months. As the seasonal changes unfold, the rising humidity levels enrich the local environment, giving life to the vibrant natural beauty that Bahia Blanca is known for.
In March, Bahia Blanca experiences a very high UV Index of 10, indicating that while sun exposure remains significant, it is less extreme compared to the peak summer months of January and February, where values soared to 14 and 12 respectively. This shift allows for a slightly longer burn time of 15 minutes, giving residents and visitors a little more leeway while basking in the sun. As the season progresses into April, the UV Index decreases to 6, categorizing it as high and allowing for a maximum burn time of 25 minutes. This trend showcases the waning intensity of UV rays as autumn approaches, yet it remains crucial to stay informed. For detailed information about UV exposure throughout the year, check out Bahia Blanca UV Index.
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In March, Bahia Blanca delights in an impressive 326 hours of sunshine, offering a perfect transition from the summer warmth of January and February, which boast 318 and 328 hours respectively. As autumn approaches, the sunlight begins to wane, with April seeing a notable drop to 265 hours. Still, March stands as a vibrant reminder of the sun-drenched months past, nestled between the lingering summer brilliance and the cooler, shorter days of the following months. This trend highlights not only the waning daylight but also the unique character of Bahia Blanca, where the sun plays a crucial role in the region's charm each season.
In Bahia Blanca, March offers a 64% chance of sunny weather, making it a relatively pleasant month as summer transitions into autumn. While this percentage dips slightly from February's peak of 70%, it still exceeds the likelihood of sunny days in the following months, such as May and June, which show a significant decline in sunny weather potential at 46% and 42% respectively. Interestingly, March contributes to a generally favorable trend in the early part of the year, with the sun's presence rebounding to a healthier 67% in April, suggesting that outdoor activities could still be enjoyed during this time before the cooler months set in. This pattern highlights Bahia Blanca's appealing climate, especially for those who thrive under the sun.
In Bahia Blanca, Argentina, March heralds the gradual transition from the long, sun-soaked days of summer to the more temperate days of autumn. With 12 hours of daylight, March marks a distinct decrease from January's generous 14 hours, continuing the trend of diminishing light as the year progresses. This month bridges the gap between February’s still-warm 13 hours and April’s shorter 11 hours, setting the stage for a seasonal shift where evenings gently envelop the city earlier. As daylight ebbs, the warm hues of autumn start to permeate the landscape, inviting residents to savor the beauty of the changing season.
In March, Bahia Blanca experiences an average wind speed of 5.0 m/s (11 mph), maintaining a consistent feel that begins to transition from the lighter breezes of summer. Following a slight dip in February’s winds at 4.9 m/s, March holds steady alongside the winds of April, suggesting a period of stability before the stronger gusts of winter. As the year progresses, July and August see a noticeable uptick, reaching 5.5 m/s (12 mph), hinting at the invigorating breezes that sweep the region. Overall, the March winds herald a delightful transition, blending the remnants of summer's calm with the anticipation of autumn's arrival.
Weather in Bahia Blanca varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Bahia Blanca, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather comparison between March and January reveals some notable differences. In January, temperatures are generally warmer with a minimum of 11°C (52°F), an average of 24°C (75°F), and a maximum of 39°C (103°F), alongside lower humidity levels at 61%. In contrast, March experiences a broader temperature range, with a minimum of 8°C (46°F), an average of 20°C (68°F), and a maximum of 34°C (93°F), but with higher humidity at 70%. Additionally, March has slightly more precipitation, totaling 44 mm (1.7 in) over 6 days, compared to January’s 31 mm (1.2 in) over 4 days. For a more detailed look at January weather, you can visit Bahia Blanca weather in January.
In comparing the weather of March and February, March tends to be slightly cooler, with a minimum temperature of 8°C (46°F) and an average of 20°C (68°F), compared to February's minimum of 10°C (49°F) and average of 22°C (72°F). The maximum temperatures are also comparable, with March reaching up to 34°C (93°F) and February peaking at 35°C (95°F). Precipitation is a bit lower in March, falling at 44 mm (1.7 in) over six days, whereas February sees more rain at 55 mm (2.2 in) across five days. Additionally, the humidity in March averages around 70%, slightly higher than February's 67%. For a closer look at February's weather patterns, you can visit Bahia Blanca weather in February.
In comparing the weather of March and April, we see a notable shift in both temperature and precipitation patterns. March boasts a higher average maximum temperature of 34°C (93°F), while April cools down slightly, with an average max of 30°C (87°F). The minimum temperatures also reflect this trend, with March starting at 8°C (46°F) compared to April's cooler 3°C (38°F). Additionally, April experiences increased precipitation, totaling 61 mm (2.4 in) over 6 days, which is higher than March's 44 mm (1.7 in) with the same number of rainy days. Humidity levels also rise slightly from March's 70% to April's 75%. For more details, check out Bahia Blanca weather in April.
March and May display distinct weather patterns, reflecting the transition from late summer to early autumn. In March, temperatures range from a minimum of 8°C (46°F) to a maximum of 34°C (93°F), with an average of 20°C (68°F). This month experiences slightly lower humidity at 70% and has around 44 mm (1.7 in) of precipitation over 6 days. In contrast, May offers cooler temperatures, with a minimum of 1°C (34°F), an average of 12°C (54°F), and a maximum of 24°C (76°F). The humidity rises to 77%, and precipitation remains similar at 44 mm (1.7 in), but falls over just 5 days. For more insights on May weather, you can check this link: Bahia Blanca weather in May.
In comparing the weather between March and June, March presents a significantly warmer climate, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (93°F), and an average of 20°C (68°F). In contrast, June experiences cooler temperatures, with a much narrower range from 1°C (33°F) to a maximum of 19°C (67°F), averaging only 9°C (49°F). While both months see similar levels of precipitation—44 mm (1.7 in) in March and 43 mm (1.7 in) in June—March typically has slightly higher humidity at 70%, compared to June’s 74%. For a detailed look at what to expect in June, you can refer to this link: Bahia Blanca weather in June.
March and July present contrasting weather conditions in terms of temperature and precipitation. In March, temperatures range from a minimum of 8°C (46°F) to a maximum of 34°C (93°F), with an average of 20°C (68°F). This month experiences some precipitation as well, totaling 44 mm (1.7 in) over about 6 days, and maintaining a relatively high humidity of 70%. On the other hand, July sees much cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 19°C (66°F), averaging only 8°C (47°F). Precipitation in July is slightly lower, at 43 mm (1.7 in) over just 4 days, and humidity remains similar at 71%. For a more detailed look at July weather specifically, check out Bahia Blanca weather in July.
In March, the weather tends to be much warmer, with average temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (93°F), resulting in an average of about 20°C (68°F). During this month, the region experiences approximately 44 mm (1.7 in) of precipitation over around 6 days, with humidity levels at 70%. In contrast, August showcases a cooler climate with temperatures dipping to a minimum of -1°C (31°F) and reaching a maximum of 23°C (74°F), leading to an average of just 10°C (50°F). Additionally, August sees significantly less rainfall, with only 22 mm (0.9 in) over about 3 days, and humidity slightly lower at 68%. For a more detailed look at August weather, you can check Bahia Blanca weather in August.
In comparing the weather of March and September, we see notable differences in temperature and conditions. March enjoys a relatively warm climate, with temperatures ranging from a mild 8°C (46°F) at night to a high of 34°C (93°F) during the day, alongside an average temperature of 20°C (68°F). In contrast, September experiences cooler weather, with temperatures dipping to a minimum of 1°C (34°F) and peaking at 26°C (79°F), with an average of only 12°C (55°F). Both months have similar precipitation levels, with March receiving 44 mm (1.7 in) over 6 days and September slightly less at 42 mm (1.6 in) over 5 days. Humidity levels remain fairly consistent, sitting around 70% in March and slightly higher at 71% in September. For more details, you can check out this link: Bahia Blanca weather in September.
In March, the weather tends to be warmer with temperatures ranging from a minimum of 8°C (46°F) to a pleasant average of 20°C (68°F) and reaching up to a maximum of 34°C (93°F). With an average precipitation of 44 mm (1.7 in) over six days, humidity levels hover around 70%. In contrast, October experiences cooler temperatures, with a minimum of 4°C (39°F) and an average of 15°C (60°F), peaking at 32°C (91°F). The precipitation slightly increases to 49 mm (1.9 in) over the same number of days, and humidity decreases marginally to 68%. For a detailed look at October weather, check out Bahia Blanca weather in October.
March and November present distinct weather patterns, with March experiencing warmer conditions overall. In March, temperatures range from a minimum of 8°C (46°F) to a maximum of 34°C (93°F), averaging around 20°C (68°F). In contrast, November temperatures see a slight dip, with a minimum of 6°C (43°F), a maximum of 31°C (89°F), and an average of 19°C (66°F). Precipitation is higher in November, with 76 mm (3.0 in) over 7 days compared to March's 44 mm (1.7 in) over 6 days, contributing to a somewhat higher humidity level of 65% in November versus 70% in March. For more detailed insights, you can refer to Bahia Blanca weather in November.
In comparing the weather between March and December, we see some notable similarities and differences. Both months experience a minimum temperature around 8°C (46°F), but December boasts a slightly higher average temperature of 22°C (71°F) compared to March's 20°C (68°F). Additionally, December reaches a maximum of 36°C (97°F), which is warmer than March's peak of 34°C (93°F). Precipitation is somewhat higher in December at 54 mm (2.1 in) over six days, compared to March's 44 mm (1.7 in) also over six days. Interestingly, the humidity is noticeably lower in December at 58%, compared to March's 70%. For a detailed look at December weather specifics, you can check Bahia Blanca weather in December.
As March transitions into autumn, Bahia Blanca experiences a notable shift in weather patterns compared to earlier summer months. The temperatures begin to cool down slightly, offering a delightful range that invites outdoor activities without the relentless heat of January and February. The average temperature provides a comfortable setting, while the increased humidity (averaging 70%) along with occasional rains—spanning a few days—enhances the freshness in the air. This month’s gentle balance of warm days and cooler evenings makes it a perfect time to explore the beauty of Bahia Blanca. For more detailed information, check out the Bahia Blanca Climate.