October Weather in Santa Fe, Argentina

Last updated: August 21, 2025

In October, Santa Fe, Argentina, experiences a dynamic blend of weather conditions, characterized by warm afternoons and cool nights. With maximum temperatures reaching 37°C (100°F) and an average of 19°C (66°F), the climate invites outdoor activities while also requiring layers for the evening chill, where temperatures can dip to a brisk 5°C (41°F). The region sees approximately 108 mm (4.2 in) of rainfall over about 8 days, contributing a refreshing humidity level of 50%, adding to the overall vibrancy of the scenic landscapes. Enjoy this transitional month as the city balances summer's onset with the remnants of winter's cool embrace.

October Temperature in Santa Fe

In October, Santa Fe, Argentina, experiences a vibrant transition as spring settles in, bringing with it mild temperatures that invite outdoor exploration. The month showcases a minimum of 5°C (41°F), while the average hovers around 19°C (66°F), creating a comfortable atmosphere. Daytime highs can reach up to 37°C (100°F), reflecting a lingering warmth from the summer months. As October unfolds, temperatures exhibit a noticeable rise compared to the cooler autumn months preceding it, setting the stage for a delightful blend of warm afternoons and refreshing evenings, perfect for enjoying the city's rich culture and stunning landscapes.

October Weather in Santa Fe: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Santa Fe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Fe, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec787672676055535662667276
Data source: Temperature data for Santa Fe 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.

October Precipitation in Santa Fe

In October, Santa Fe experiences a notable increase in precipitation, with an average of 108 mm (4.2 in) of rainfall spread over 8 days. This marks a significant rise from the drier months of July and August, which see only 36 mm (1.4 in) and 27 mm (1.1 in), respectively. The uptick in rainfall not only signifies the transition into the wetter spring months but also aligns closely with the April total of 103 mm (4.1 in), highlighting October’s role as a bridge between the drier winter and the more saturated conditions expected later in the year. As nature awakens, this month can be characterized by a refreshing burst of greenery, setting the stage for the bloom that follows in November.

October Precipitation Trends in Santa Fe

The chart displays monthly precipitation patterns in Santa Fe, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Santa Fe, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1256110510383453628511087597
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Santa Fe

October in Santa Fe, Argentina, presents a refreshing turn with humidity levels dropping to 50%, marking a significant decline after the peak in late spring and early summer months. This month serves as a transition, where the oppressive humidity of May and April begins to ease, providing a much-needed reprieve. Following a slightly higher humidity in September at 59%, October’s drier air invites an invigorating breeze, signaling the arrival of autumn. As the city prepares for the cooler months ahead, this dip in moisture creates a delightful environment, ideal for outdoor activities and exploration. With humidity gradually increasing again in November, October stands out as a breath of fresh air amid the seasonal shifts.

October Average Humidity in Santa Fe

This chart illustrates the average monthly humidity levels in Santa Fe, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Santa Fe is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%57%65%76%83%78%58%54%59%50%53%57%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Santa Fe

In Santa Fe, Argentina, the October UV Index reaches an alarming 11, categorizing it as extreme and indicating a dangerous potential for skin damage with a quick burn time of just 10 minutes. This trend mirrors the preceding months where the UV index has consistently remained high, especially in January and February with indices of 14, as well as November, which repeats the extreme levels. Notably, April and September show a dip to 8 and 9, respectively, placing them in the very high category, but the trend rapidly escalates again into October’s intensity. As summer approaches, it's critical to keep informed and protected. For more information, visit the Santa Fe UV Index.

Maximum UV Index Levels in Santa Fe for October

The chart shows the monthly maximum UV Index (UVI) for Santa Fe in October, 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 October, the maximum UV index in Santa Fe typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311864569111414
Data source: Santa Fe October 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.

October Sunshine in Santa Fe

In October, Santa Fe, Argentina, basks in a glorious 313 hours of sunshine, making it one of the sunniest months of the year. This delightful increase comes after the slightly dimmer days of April and May, which see a drop to 269 and 228 hours, respectively. As the seasons transition, October stands out for its vibrant light, bridging into the sunnier months ahead. Interestingly, this month shares the sunny stage with February and March, both of which enjoy over 300 hours of sunshine. As the city welcomes November, the brilliance peaks, reaching a dazzling 347 hours, hinting at the approaching warmth of summer. Overall, October in Santa Fe reflects a beautiful continuity of light, setting the tone for the bright days ahead.

Monthly Sunshine Duration in Santa Fe: October Highlighted

The October sunshine duration represents the total number of hours Santa Fe experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec293h315h311h269h228h217h235h284h278h313h347h378h
Data source: Santa Fe October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Fe During October

As October approaches in Santa Fe, Argentina, the likelihood of basking in sunny weather peaks at 74%, making it one of the brighter months of the year. This trend is reflective of the charming transition from winter to spring, where days gradually become warmer and sunnier. Notably, October follows the high suniness of July and August, and while it dips slightly below those summer months, it still maintains a cheerful clarity reminiscent of early autumn. With a higher chance of sunshine compared to the preceding months like September, this makes October an inviting time for outdoor adventures and leisurely strolls under the golden rays.

Percentage of Sunny Days in October in Santa Fe

The chart illustrates the percentage of sunny days in Santa Fe throughout the year, with October 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 Santa Fe experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%68%48%65%62%52%74%78%51%74%64%74%
Data source: Santa Fe October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Fe in October

In Santa Fe, Argentina, October marks a delightful transition as daylight begins to increase once more, offering an inviting 12 hours of sunshine. Following the gradual decline from the long, bright days of summer, October's daylight duration sets the stage for the warm months ahead. As the seasons shift, daylight lengthens from a low of 10 hours during the winter months, gradually climbing back up through 11 hours in September. This resurgence leads into the peak summer months of November and December, boasting up to 14 hours of daylight. Observing these patterns, one can appreciate the rhythm of nature in Santa Fe, where every month brings a distinct touch of sunshine that enriches the vibrant landscape.

Average Daylight Hours in Santa Fe for October

The chart illustrates the variation in daylight duration in Santa Fe throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 55m13h 10m12h 13m11h 16m10h 28m10h 5m10h 18m10h 59m11h 54m12h 52m13h 43m14h 9m
Data source: Santa Fe daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Santa Fe

In October, the winds in Santa Fe, Argentina gently echo the transitioning seasons, with an average speed of 3.2 m/s (7 mph). This month stands out as a refreshing balance between the briskness of early spring and the mellow warmth of summer. Following a notable uptick in September, where the winds reached 3.8 m/s (9 mph), October’s breezes reveal a slight backtrack, reminiscent of the steadiness seen from May through August. As the year winds down, October's gusts carry a touch of nostalgia while hinting at the warmer winds yet to come in November, maintaining a delightful harmony throughout this vibrant time of year.

Average October Wind Speed in Santa Fe

The chart displays monthly wind speed patterns in Santa Fe, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.72.72.83.13.03.43.13.83.2 m/s3.52.9
Data source: Santa Fe October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Santa Fe Compares to Other Months

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

October and January present notable differences in weather patterns. In October, temperatures range from a minimum of 5°C (41°F) to a maximum of 37°C (100°F), with an average of 19°C (66°F) and about 108 mm (4.2 in) of precipitation over 8 days, accompanied by a humidity level of 50%. In contrast, January boasts warmer temperatures with minimums of 13°C (55°F), averages of 26°C (78°F), and maximums reaching 41°C (106°F). Rainfall increases slightly to 125 mm (4.9 in) over just 7 days, while humidity remains similar at 51%. For more specific details on January's climate, check out Santa Fe weather in January.

October and February in Santa Fe exhibit distinct weather patterns that reflect the transition between seasons. October sees a broader temperature range, with minimums dipping to 5°C (41°F) and average highs around 19°C (66°F), while February boasts milder nights at a minimum of 11°C (51°F) and a higher average temperature of 24°C (76°F). Despite both months reaching maximum temperatures of 37°C (98°F and 100°F), October experiences greater overall precipitation at 108 mm (4.2 in) over 8 days, compared to February's 61 mm (2.4 in) over 7 days. The humidity is also slightly higher in February at 57%, compared to October's 50%. For more details on February weather in Santa Fe, check out Santa Fe weather in February.

In October, temperatures in Santa Fe range from a minimum of 5°C (41°F) to a maximum of 37°C (100°F), with an average temperature of 19°C (66°F). The month experiences about 108 mm (4.2 in) of precipitation over 8 days, and humidity levels are around 50%. In contrast, March sees slightly warmer temperatures, with lows of 9°C (48°F) and highs reaching 36°C (97°F), averaging 22°C (72°F). Precipitation is similar at 105 mm (4.1 in) over the same number of days, but humidity is noticeably higher at 65%. For more detailed insights on March weather, check out Santa Fe weather in March.

In comparing the weather between October and April, both months exhibit mild temperatures, but with notable differences in warmth and humidity levels. October experiences a broader temperature range, with minimums dropping to 5°C (41°F) and maximums soaring to 37°C (100°F), while April's temperatures are slightly warmer overall, ranging from 6°C (43°F) to a maximum of 35°C (95°F). Precipitation levels are similar, with October gathering 108 mm (4.2 in) and April slightly less at 103 mm (4.1 in), both spread over about 8 rainy days. However, April's humidity is considerably higher at 76%, compared to October's 50%, making the air feel more humid and warmer. For more insights on April weather specifics, you can explore Santa Fe weather in April.

In October, temperatures range from a cool minimum of 5°C (41°F) to a scorching maximum of 37°C (100°F), with an average temperature of 19°C (66°F). The month sees a total precipitation of 108 mm (4.2 in) spread across about 8 days, accompanied by moderate humidity at 50%. In contrast, May experiences milder weather, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 29°C (85°F), averaging 15°C (60°F). While May has less precipitation at 83 mm (3.3 in) over 7 days, it features significantly higher humidity at 83%. This stark contrast highlights October's heat and variability compared to May's cooler and more humid conditions. For more insights on May weather, visit Santa Fe weather in May.

October and June present distinct weather patterns, with October generally experiencing warmer temperatures. In October, the average temperature reaches 19°C (66°F), with a minimum of 5°C (41°F) and occasional highs of 37°C (100°F), while June sees a cooler average of 13°C (55°F), with lows dipping to -1°C (31°F) and a maximum of 27°C (81°F). Additionally, October is wetter, with 108 mm (4.2 in) of precipitation over about 8 days, compared to June's 45 mm (1.8 in) over 5 days. The humidity in June is notably higher at 78%, while October has a more comfortable level of 50%. For more detailed information on weather patterns in June, visit Santa Fe weather in June.

When comparing the weather in October to that in July, significant differences emerge. October experiences a wider temperature range, with minimums around 5°C (41°F) and maximums soaring up to 37°C (100°F), resulting in an average of 19°C (66°F). In contrast, July has chilly minimum temperatures of -2°C (29°F) and a more moderate maximum of 29°C (84°F), leading to an average of only 12°C (53°F). Additionally, October is wetter, with 108 mm (4.2 in) of precipitation over about 8 days, while July sees just 36 mm (1.4 in) over 4 days. The humidity is slightly higher in July at 58%, compared to October's 50%. For more details, check out Santa Fe weather in July.

October weather shows a notable increase in warmth and variability compared to August. With minimum temperatures starting at 5°C (41°F) and a high reaching up to 37°C (100°F), October averages a comfortable 19°C (66°F), while August presents a cooler spectrum with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 32°C (89°F) and an average of just 14°C (57°F). Precipitation in October is also significantly higher, with 108 mm (4.2 in) falling over 8 days, compared to August's lighter 27 mm (1.1 in) over 4 days. Furthermore, October's humidity is slightly lower at 50%, while August experiences a humidity level of 54%. For a more detailed look at August's weather, visit Santa Fe weather in August.

In comparing the weather of October to September, we notice a considerable increase in temperatures. October features a minimum temperature of 5°C (41°F) and an average high of 37°C (100°F), in contrast to September's lower range with a minimum of 2°C (35°F) and a maximum of 35°C (95°F). Additionally, October experiences more precipitation, with 108 mm (4.2 in) over 8 days, compared to September's 51 mm (2.0 in) over 5 days. Humidity levels are also slightly lower in October at 50%, compared to September's 59%. For detailed insights about September's weather, you can refer to Santa Fe weather in September.

In October, temperatures in Santa Fe can range from a minimum of 5°C (41°F) to a maximum of 37°C (100°F), with an average of 19°C (66°F). This month experiences approximately 108 mm (4.2 inches) of precipitation over 8 days, with humidity levels around 50%.

In contrast, November sees a slight increase in average temperatures, ranging from a minimum of 9°C (48°F) to a maximum of 38°C (101°F), with an average temperature of 22°C (72°F). Rainfall decreases to 75 mm (2.9 inches) over just 6 days, and humidity rises slightly to 53%.

For more detailed insights, you can check out Santa Fe weather in November.

In comparing the weather of October and December, October typically presents a broader temperature range, with minimums around 5°C (41°F) and maximums reaching up to 37°C (100°F). The average temperature in October is a comfortable 19°C (66°F), accompanied by 108 mm (4.2 in) of precipitation over about 8 days, and a humidity level of 50%. In contrast, December sees warmer temperatures overall, with minimums at 10°C (51°F) and maximums peaking at 38°C (101°F), leading to a higher average of 24°C (76°F). While December features slightly less precipitation at 97 mm (3.8 in) over 7 days, the humidity also increases to 57%. For a more detailed look into December's climate specifics, you can explore Santa Fe weather in December.

Compare Santa Fe's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Santa Fe

October in Santa Fe ushers in a delightful transition from the harsh winter chill, offering a warming embrace with its average temperatures significantly milder than earlier months. Visitors can expect a lively climate, where sunny days can soar to a maximum of 37°C (100°F), yet pleasant evenings cool down to around 19°C (66°F), creating a comfortable atmosphere for outdoor activities. Although October experiences a higher average precipitation compared to the dry months preceding it, the humid air adds to the city’s vibrant charm. With rain gracing only about 8 days, this month strikes a perfect balance between sunny, warm days and refreshing, invigorating showers, making it a great time to explore. To learn more about what to expect year-round, visit Santa Fe Climate.