Last updated: August 21, 2025
In May, Santa Rosa, Argentina experiences a mild transition into winter, with temperatures ranging from a cool -1°C (31°F) at night to a pleasant 28°C (83°F) during the day, resulting in an average temperature of 13°C (55°F). The city sees an average humidity of 69%, contributing to a refreshing atmosphere. Visitors can expect some rainfall, with 29 mm (1.1 in) of precipitation over approximately 3 days, making this month an ideal time for outdoor activities while enjoying the beauty of autumnal landscapes.
In May, Santa Rosa, Argentina, ushers in the cooler embrace of autumn, with temperatures showing a notable drop compared to the preceding months. The minimum temperature dips to a brisk -1°C (31°F), while daytime highs reach a comfortable 28°C (83°F), offering a pleasant contrast. The average temperature settles around 13°C (55°F), indicating a shift from the summer warmth of earlier months. This transition invites a refreshing change, as the city moves from sweltering highs to more temperate conditions, making May a unique blend of cool nights and warm, sunlit days. As the month progresses, residents and visitors alike can enjoy the distinctive charm of Santa Rosa while indulging in seasonal activities amidst its picturesque autumn backdrop.
In May, Santa Rosa experiences a notable decline in precipitation, with only 29 mm (1.1 in) of rainfall spread over just three days. This marks a continuation of the drying trend observed since the wetter months earlier in the year. Compared to the previous month of April, which received 33 mm (1.3 in) over five days, May's diminished rainfall can signal a shift toward the drier winter months ahead. As temperatures drop, the city transitions into a period characterized by significantly lower precipitation, evident in the dramatic decrease to just 8 mm (0.3 in) in June. The patterns suggest a clear seasonal rhythm, with May acting as a bridge between the lush autumn rains and the arid winter ahead.
As May rolls around in Santa Rosa, Argentina, **humidity begins to climb, reaching a noteworthy 69%. This increase reflects a trend observed throughout the year, where humidity levels gradually rise from January’s 40% to peak in late autumn. The transition from April's 65% to May not only signals a shift in weather patterns but also sets the stage for the cooler, more humid months ahead. Following May, humidity dips slightly in June and July, but the overall trajectory shows a clear pattern of growing moisture that characterizes the late autumn and early winter seasons. This richer air contributes to a refreshed atmosphere, making May a particularly vibrant time in this region.
As May arrives in Santa Rosa, Argentina, the UV Index takes a noticeable dip, settling at a moderate level of 5. This shift from the extreme conditions earlier in the year—where indices soared to 15 in January—offers a welcome respite from the intense sun exposure. With a burn time of 30 minutes, residents and visitors can enjoy outdoor activities with a bit more freedom compared to the scorcher months of summer. However, it's important to remain vigilant as UV levels still require protection, especially for prolonged sun exposure. With the changing seasons, May acts as a transitional period, leading the way into the cooler months ahead. For more insights on UV levels throughout the year, check out Santa Rosa UV Index.
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In Santa Rosa, Argentina, the May sunshine heralds the transition into winter, offering a modest 264 hours of sunlight—a notable dip from the bountiful spring months of January through April. While May experiences less sunlight than its predecessors, it still far surpasses the gloomier months of June and July. Interestingly, as the year progresses towards the peak of summer in December, the overall trend showcases a significant increase in sun hours from the depths of winter. This seasonal ebb and flow paints a vivid picture of Santa Rosa's climate, where sunshine reigns supreme in the warmer months, setting the stage for vibrant outdoor experiences just around the corner.
May in Santa Rosa, Argentina, typically enjoys a 65% chance of sunny weather, making it a pleasant time to experience the region's vibrant landscapes. This statistic reflects a slight dip from April's 71%, but it still maintains a favorable likelihood compared to the cooler months of June and July, where sunny days become more prominent. Overall, as spring transitions into early winter, the sunny days start to fluctuate, with May holding its own alongside the consistently brighter late summer and early autumn months, showcasing Santa Rosa's charm during this transitional period.
As the southern hemisphere transitions into May, Santa Rosa, Argentina, experiences a notable shift in daylight duration, with the sun offering just 10 hours of light. This marks a gradual decline from the 14 hours of sunlight enjoyed in January, revealing a clear trend of shortening days as winter approaches. April brings a further decrease to 11 hours, setting the stage for May’s dimming days. Following this pattern, daylight extends its reach again in the mid-year months of July and August, briefly stabilizing to 10 hours before the gradual increase resumes in September. This rhythm of light reflects the seasonal changes that define Santa Rosa's climate, creating a palpable connection between the city's daily life and the relentless cycle of nature.
In Santa Rosa, Argentina, May ushers in a gentle breeziness, with an average wind speed of 2.8 m/s (6 mph), marking a noticeable dip compared to the lively gusts of the preceding months. Following a consistent wind pattern throughout the autumn, May continues the trend of gradually declining winds, similar to April's 3.2 m/s. This lower wind speed is just part of a broader seasonal shift; as winter approaches in June and July, average speeds remain steady at 2.7 m/s, indicating a calm atmosphere for the region. The transition between months reveals an interesting dance of gusty winds and stillness, enhancing the tranquil charm of Santa Rosa in late autumn.
Weather in Santa Rosa varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Santa Rosa, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present contrasting weather patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 28°C (83°F), with an average of 13°C (55°F). The month experiences 29 mm (1.1 in) of precipitation over about 3 days, combined with a higher humidity level of 69%. In contrast, January is significantly warmer, with temperatures ranging from a minimum of 8°C (47°F) to a scorching maximum of 42°C (107°F), resulting in an average of 26°C (80°F). January sees increased precipitation of 58 mm (2.3 in) over 9 days, but the humidity is much lower at 40%. For more details about January weather, you can check Santa Rosa weather in January.
May and February present notably different weather patterns. In May, temperatures fluctuate from a low of -1°C (31°F) to a comfortable high of 28°C (83°F), with an average of 13°C (55°F). The month experiences relatively low precipitation at 29 mm (1.1 in) over just 3 days, resulting in higher humidity levels at 69%. In contrast, February features much warmer temperatures, with a minimum of 10°C (50°F) and a peak reaching 41°C (106°F), contributing to an average of 24°C (76°F). However, it's also wetter, with 60 mm (2.4 in) of rain falling over 8 days and lower humidity at 46%. For more detailed insights, check out Santa Rosa weather in February.
In comparing the weather between May and March, we see some notable differences. May experiences a wider range of temperatures with a minimum of -1°C (31°F) and a maximum of 28°C (83°F), leading to a pleasant average of 13°C (55°F). Precipitation is relatively low at 29 mm (1.1 in) over just 3 days and the humidity is on the higher side at 69%. In contrast, March brings much warmer temperatures, with minimums starting at 4°C (39°F) and peaking at a sweltering 37°C (99°F), resulting in an average of 22°C (71°F). However, it also sees more precipitation, totaling 48 mm (1.9 in) over 7 days, with lower humidity at 54%. For a more detailed view of March’s weather, check out Santa Rosa weather in March.
In comparing the weather between April and May, it's notable that April tends to be warmer overall, with average temperatures reaching 18°C (64°F) compared to May's 13°C (55°F). April also registers a higher maximum temperature at 32°C (90°F), while May peaks at 28°C (83°F). Precipitation levels are slightly higher in April at 33 mm (1.3 in), occurring over 5 days versus May's 29 mm (1.1 in) spread across 3 days. However, May experiences a marginally higher humidity level at 69%, compared to April's 65%. For a more detailed look at April's weather, visit Santa Rosa weather in April.
In comparing the weather between May and June, May generally experiences warmer temperatures with an average of 13°C (55°F) and maximums reaching 28°C (83°F), while June sees a cooler average of 9°C (48°F) and maximums of 26°C (79°F). Precipitation is notably lower in June, with only 8 mm (0.3 in) over just 2 days, compared to May's 29 mm (1.1 in) spread over 3 days. Humidity also diminishes slightly from 69% in May to 64% in June, contributing to a drier feel. For more detailed information, you can check Santa Rosa weather in June.
In May, the weather tends to be warmer with average temperatures around 13°C (55°F), peaking at 28°C (83°F), and the month experiences about 29 mm (1.1 in) of precipitation over three days, leading to a humidity level of 69%. In contrast, July is significantly cooler, with an average temperature of 8°C (47°F) and a maximum of 23°C (74°F), while the precipitation drops to just 7 mm (0.3 in) over a single day, resulting in a lower humidity of 65%. For more detailed information on July weather patterns, you can explore Santa Rosa weather in July.
May and August in Santa Rosa present distinct weather patterns. In May, temperatures range from a low of -1°C (31°F) to a high of 28°C (83°F), with an average temperature of 13°C (55°F). The month experiences moderate precipitation, with about 29 mm (1.1 in) over three days, alongside a higher humidity of 69%. In contrast, August sees slightly cooler conditions, where temperatures fluctuate from -4°C (25°F) to a peak of 31°C (88°F), averaging 11°C (53°F). Notably, August is much drier, with only 4 mm (0.1 in) of rain across just one day and lower humidity at 60%. For specific details on August weather, check Santa Rosa weather in August.
May and September present distinct weather profiles, reflecting the transition from spring to late summer. In May, temperatures range from a low of -1°C (31°F) to a comfortable average of 13°C (55°F), peaking at a warmer 28°C (83°F); however, it also experiences higher humidity at 69% and about 29 mm of precipitation across three days. In contrast, September boasts slightly cooler temperatures with a minimum of -2°C (28°F), an average of 16°C (61°F), and maximum highs reaching 36°C (96°F). It sees significantly less precipitation, just 9 mm over one day, and a reduced humidity level of 51%. For more details on September weather conditions, you can visit Santa Rosa weather in September.
May and October present quite different weather patterns. In May, temperatures range from a chilly -1°C (31°F) at night to a warm 28°C (83°F) during the day, with an average of 13°C (55°F). This month experiences a moderate amount of precipitation, totaling 29 mm (1.1 in) over about three days, and humidity levels are relatively high at 69%. In contrast, October offers a more temperate climate with nighttime lows of 0°C (32°F) and daytime highs reaching up to 39°C (103°F), resulting in an average of 19°C (67°F). Precipitation is slightly less, at 25 mm (1.0 in) over four days, and humidity decreases to 49%. For those interested in more detailed information, here's a link to Santa Rosa weather in October.
When comparing the weather in May and November, notable differences emerge. May tends to be cooler, with a minimum temperature approaching freezing at -1°C (31°F) and an average of 13°C (55°F), while November sees milder conditions with a minimum of 6°C (42°F) and an average of 23°C (74°F). Additionally, November can be considerably warmer, peaking at 41°C (105°F), compared to May's highest temperature of 28°C (83°F). Precipitation is also distinct, with May receiving 29 mm (1.1 in) over just 3 days, whereas November experiences more rain, totaling 46 mm (1.8 in) across 8 days. Humidity levels further highlight the contrast, sitting at 69% in May and dropping to 44% in November. For more detailed information, check out Santa Rosa weather in November.
The weather in May and December presents a stark contrast, showcasing the transition between cooler spring conditions and the oppressive heat of summer. In May, temperatures range from a chilly minimum of -1°C (31°F) to an average of 13°C (55°F), with a maximum reaching 28°C (83°F) and relatively higher humidity at 69%. The month also sees around 29 mm (1.1 in) of precipitation over approximately 3 days.
In comparison, December temperatures soar significantly, with a minimum of 12°C (53°F) and an average high of 25°C (78°F), peaking at a blistering 42°C (107°F). Precipitation increases slightly to 40 mm (1.6 in), but is spread over 8 days, coinciding with a much lower humidity of 35%. For more details on December weather specifics, check out Santa Rosa weather in December.
As May descends upon Santa Rosa, the weather begins its gentle transition from the relative warmth of the previous months to cooler temperatures, creating a refreshing environment for both residents and visitors. With an average temperature around 13°C and occasional highs of 28°C, May offers a comfortable climate perfect for outdoor activities, despite experiencing a slight increase in humidity. Rainfall is minimal, averaging just 29 mm over a few days, making this month notably drier compared to the preceding April. This mild and pleasant weather sets the stage for a picturesque autumn experience, inviting everyone to explore the unique charm of Santa Rosa. For a more comprehensive look at seasonal changes, visit Santa Rosa Climate.