October Weather in Ayacucho, Argentina

Last updated: August 21, 2025

In October, Ayacucho, Argentina experiences a dynamic blend of weather patterns, with maximum temperatures reaching up to 33°C (92°F) and an average of 14°C (57°F), making it a transitional month. As the cool nights descend to a minimum of -1°C (31°F), locals and visitors alike should prepare for a notable drop in temperature after sunset. October brings about 75 mm (3.0 in) of precipitation over approximately 7 days, contributing to a humidity level of 69% that adds to the refreshing ambiance. This combination of warmth and moisture sets the stage for the vibrant autumnal landscape that characterizes Ayacucho during this time of year.

October Temperature in Ayacucho

In October, Ayacucho, Argentina, begins to shake off the chill of winter, showcasing a distinct transition as temperatures rise significantly. With minimums averaging -1°C (31°F) and maximums peaking at 33°C (92°F), the month marks a shift toward warmer days, inviting residents and visitors to enjoy outdoor activities. The average temperature settles around 14°C (57°F), offering a comfortable climate for exploration. As the region bids farewell to the coldest months, October stands out as a pivotal moment, where the gentle embrace of spring not only brings about a pleasant warmth but also a renewed vibrancy in Ayacucho’s landscapes.

October Weather in Ayacucho: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Ayacucho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ayacucho, 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).
JanFebMarAprMayJunJulAugSepOctNovDec716965605348464952576368
Data source: Temperature data for Ayacucho 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 Ayacucho

In October, Ayacucho experiences a moderate precipitation level of 75 mm (3.0 in) over approximately 7 days, reflecting a continuation of the wetter trend that begins in autumn. Following a relatively dry August, the region sees an increase in rainfall, indicating the onset of the rainy season as temperatures cool. This month’s precipitation is slightly less than the peaks observed in April and September, yet it remains consistent with the lingering moisture of fall. As daylight decreases and landscapes transform, October serves as a vital transitional period, nurturing the burgeoning growth that characterizes the onset of the season.

October Precipitation Trends in Ayacucho

The chart displays monthly precipitation patterns in Ayacucho, 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 Ayacucho, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5882821094751543374757067
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Ayacucho

In Ayacucho, Argentina, the month of October witnesses a gentle decline in humidity, settling at 69%. This marks a notable shift from the peak of 86% recorded in May, as the region transitions into the warmer months. Following a slight dip in August and September, humidity in October maintains a comfortable level, reminiscent of the drier early months of the year. Overall, the trend indicates a gradual reduction in moisture content as the year progresses, providing a refreshing balance after the more humid spring months while still retaining enough for the lush, vibrant landscape Ayacucho is known for.

October Average Humidity in Ayacucho

This chart illustrates the average monthly humidity levels in Ayacucho, 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 Ayacucho is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%70%73%83%86%81%73%69%76%69%66%61%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Ayacucho

As October rolls into Ayacucho, Argentina, residents and visitors should prepare for a very high UV Index of 10, indicating a burn time of just 15 minutes without protection. This marks a slight increase from the moderate levels seen in the winter months, as the sun's intensity begins to rise again. Following the trend of previous months, October sees a return to significant UV exposure similar to that of March, reminding everyone to take necessary precautions against the sun's rays. With the UV Index climbing sharply into the extreme categories by November, staying informed is essential. For more details on UV levels throughout the year, check the comprehensive guide here: Ayacucho UV Index.

Maximum UV Index Levels in Ayacucho for October

The chart shows the monthly maximum UV Index (UVI) for Ayacucho 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 Ayacucho typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141210743357101314
Data source: Ayacucho 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 Ayacucho

As October unfolds in Ayacucho, Argentina, the sun casts its vibrant glow for 306 hours, marking a delightful return to brighter days after the cooler months. This surge in sunlight signals a gradual rise in brightness, following a steady decline from the summer peak in January to the winter dip in June. With each passing month, daylight hours showcase a compelling rhythm — while May and June experience lower counts, October's bounty not only promises warmth but also sets the stage for November's spectacular 332 hours of sunshine. As the seasons transition, Ayacucho welcomes the sun with open arms, illuminating the landscape and inviting residents and visitors alike to bask in its golden embrace.

Monthly Sunshine Duration in Ayacucho: October Highlighted

The October sunshine duration represents the total number of hours Ayacucho 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.
JanFebMarAprMayJunJulAugSepOctNovDec297h315h299h242h225h190h202h251h249h306h332h375h
Data source: Ayacucho October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ayacucho During October

In Ayacucho, Argentina, October stands out with a notable 64% chance of sunny weather, making it one of the brightest months of the year. This increase in sunshine is a welcome shift from the previous months, especially after the lower probabilities seen from June to September, where the chance of sun dipped to 36% and later hovered around 42%. As autumn sets in, October marks a return to more favorable conditions, surpassing the chances of sunny days in the preceding months like May and September, creating a perfect backdrop for outdoor activities and explorations. The trend indicates a gradual re-emergence of sunshine, making October an ideal time to bask in the warmth of Ayacucho’s vibrant landscapes.

Percentage of Sunny Days in October in Ayacucho

The chart illustrates the percentage of sunny days in Ayacucho 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 Ayacucho experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec57%53%50%59%49%36%52%53%42%64%52%54%
Data source: Ayacucho October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ayacucho in October

In October, Ayacucho, Argentina, enjoys a vibrant 13 hours of daylight, signaling a noticeable transition as the days grow longer compared to the shorter autumn months of September and August. This uptick in daylight duration hints at the approach of summer, paralleling the pattern seen in November and December, when daylight peaks at 14 hours. Following a gradual decline from the summer's max in January, the daylight hours wane through the winter months, reaching a low of just 9 hours in June and July. As October unfolds, residents can bask in the increasing sunlight, setting the scene for the warm and lively days of the upcoming summer season.

Average Daylight Hours in Ayacucho for October

The chart illustrates the variation in daylight duration in Ayacucho throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 21m13h 25m12h 15m11h 4m10h 6m9h 37m9h 53m10h 44m11h 52m13h 3m14h 6m14h 39m
Data source: Ayacucho daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Ayacucho

As October arrives in Ayacucho, Argentina, the average wind speed gently settles at 3.7 m/s (8 mph), ushering in a subtle shift from the brisk breezes of earlier months. Following a notable peak in July and September at 4.2 m/s (9 mph), the winds ease their grip, yet remain steady and refreshing. This pattern indicates a tender transition as late spring begins to take shape, with the increasing temperatures softening the once lively gales. As the year approaches its end, the winds are bound to pick up again, particularly in November, when they ramp up to 4.3 m/s (10 mph), creating an intriguing rhythm of nature that captures the essence of Ayacucho's climate evolution.

Average October Wind Speed in Ayacucho

The chart displays monthly wind speed patterns in Ayacucho, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.14.03.53.64.13.84.23.44.23.7 m/s4.33.4
Data source: Ayacucho October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Ayacucho Compares to Other Months

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

October and January present strikingly different weather patterns. In October, temperatures range from a chilly minimum of -1°C (31°F) to a warm average of 14°C (57°F), with a peak of 33°C (92°F), while January enjoys a milder minimum of 6°C (42°F) and a higher average temperature of 22°C (71°F), soaring to a maximum of 40°C (104°F). October experiences more precipitation, totaling 75 mm (3.0 in) over seven days, compared to January's 58 mm (2.3 in) also spread across seven days. Additionally, October's humidity level is higher at 69%, while January's is a more comfortable 59%. For more details on January weather, visit Ayacucho weather in January.

October and February exhibit contrasting weather patterns, showcasing the transition from spring to late summer. October's temperatures range from a chilly -1°C (31°F) at night to a warm 33°C (92°F) during the day, with an average of 14°C (57°F). This month experiences about 75 mm (3.0 in) of precipitation over seven days, while humidity sits at approximately 69%. In contrast, February features milder nighttime lows of 5°C (42°F) and daily highs peaking at 35°C (94°F), averaging at 21°C (69°F). It has slightly higher precipitation at 82 mm (3.2 in) over the same seven days, with humidity remaining similar at around 70%. For more detailed insights, check Ayacucho weather in February.

In October, temperatures can range quite drastically, with minimums dropping to -1°C (31°F) and maximums soaring up to 33°C (92°F), averaging around 14°C (57°F). The month also receives about 75 mm (3.0 in) of precipitation over 7 days, with humidity levels sitting at 69%. In contrast, March tends to be milder, with minimum temperatures at 4°C (39°F) and maximums reaching 32°C (90°F), averaging 18°C (65°F). Rainfall is slightly higher in March at 82 mm (3.2 in) spread across 9 days, and humidity increases to 72%. For a more detailed look at what to expect, check out Ayacucho weather in March.

When comparing the weather in October and April, October presents a broader temperature range, with minimums dropping to -1°C (31°F) and peak temperatures reaching as high as 33°C (92°F). In contrast, April features milder temperatures, with minimums at 3°C (38°F) and maximums around 28°C (83°F). Although October has a lower overall precipitation level of 75 mm (3.0 in) compared to April's 109 mm (4.3 in), both months experience a similar number of wet days. Additionally, April tends to be slightly more humid at 82%, whereas October's humidity averages around 69%. For a deeper look into the specifics of weather patterns, check out Ayacucho weather in April.

When comparing the weather in October and May, notable differences arise in temperature and humidity. October experiences a wider temperature range, with minimums reaching down to 1°C (31°F) and highs soaring to 33°C (92°F), averaging around 14°C (57°F). In contrast, May is slightly cooler, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 26°C (79°F), averaging 11°C (53°F). Additionally, May has a higher humidity level of 86%, compared to October's 69%. Precipitation is also more prominent in October with 75 mm (3.0 in) over 7 days, while May sees less rain at 47 mm (1.8 in) over 6 days, making October relatively wetter. For more details, you can check Ayacucho weather in May.

When comparing the weather in October and June, notable differences emerge. October boasts a wider temperature range, with minimums of -1°C (31°F) and maximums reaching a warm 33°C (92°F), resulting in a higher average temperature of 14°C (57°F). In contrast, June experiences cooler temperatures, with lows dipping to -3°C (27°F) and highs only reaching 21°C (70°F), leading to an average temperature of 9°C (49°F). Additionally, October sees more precipitation, totaling 75 mm (3.0 in) over 7 days, compared to June’s 51 mm (2.0 in) over just 5 days. Humidity levels are also slightly lower in October at 69%, while June has a higher humidity at 81%. For more details on this, you can check Ayacucho weather in June.

When comparing the weather in October and July, October exhibits a wider temperature range, with average highs reaching up to 33°C (92°F) and lows at 1°C (34°F). In contrast, July experiences cooler conditions, with average highs only reaching 21°C (69°F) and lows dropping to -4°C (25°F). Additionally, October has a higher average precipitation of 75 mm (3.0 in) compared to July's 54 mm (2.1 in), although both months share a similar number of rainy days at seven. The humidity levels also remain fairly consistent, with October at 69% and July slightly higher at 73%. For those interested in more detailed information, take a look at Ayacucho weather in July.

In comparing the weather of October and August, October presents a much broader temperature range, with minimums dipping to -1°C (31°F) and maximums reaching as high as 33°C (92°F), leading to an average of 14°C (57°F). In contrast, August experiences cooler temperatures overall, with minimums around -3°C (26°F) and a maximum of 25°C (76°F), resulting in a lower average of 9°C (49°F). Additionally, October sees increased precipitation levels at 75 mm (3.0 in) over 7 days, compared to August's lighter rainfall of 33 mm (1.3 in) over just 5 days. Both months maintain the same humidity at 69%, but the overall warmth and precipitation patterns in October create a more dynamic climate. For a detailed look at conditions during August, check out Ayacucho weather in August.

In comparing the weather conditions of October and September, October tends to be warmer overall, with average temperatures rising from 11°C (53°F) in September to 14°C (57°F) in October. The maximum temperature in October can reach up to 33°C (92°F), significantly higher than September's peak of 27°C (81°F). Precipitation levels are quite similar, with October receiving 75 mm (3.0 in) over 7 days compared to September's 74 mm (2.9 in) across 6 days. However, humidity is slightly lower in October at 69%, compared to a more humid 76% in September. For further details, you can refer to Ayacucho weather in September.

October and November weather shows a gradual transition towards milder temperatures. In October, the temperature ranges from a chilly minimum of -1°C (31°F) to a warm maximum of 33°C (92°F), with an average temperature of 14°C (57°F). The month sees about 75 mm (3.0 in) of precipitation over 7 days, accompanied by a humidity level of 69%. In contrast, November offers a slightly warmer minimum of 3°C (38°F) and maintains the same maximum of 33°C (92°F), with an average temperature of 17°C (63°F). Precipitation decreases slightly to 70 mm (2.8 in) over 8 days, and humidity drops to 66%. For more detailed insights, refer to Ayacucho weather in November.

In October, temperatures in Ayacucho can vary significantly, with a minimum of -1°C (31°F) and a maximum reaching up to 33°C (92°F), averaging around 14°C (57°F). The month sees about 75 mm (3.0 in) of precipitation over approximately 7 days, contributing to a relatively high humidity of 69%. In contrast, December experiences warmer conditions with a minimum temperature of 4°C (39°F) and a maximum of 36°C (97°F), averaging 20°C (68°F). Although December has slightly less precipitation at 67 mm (2.6 in) spread across 9 days, the humidity drops to 61%. For more detailed information, check out Ayacucho weather in December.

Compare Ayacucho's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Ayacucho

In October, Ayacucho experiences a significant shift in weather compared to the preceding months, as temperatures start to rise sharply, making the days pleasantly warmer. With an average of 14°C, the climate offers a comfortable respite from the cooler temperatures of earlier months, while still allowing for brisk evenings with occasional drops to near freezing. Moderate precipitation becomes characteristic of this month, bringing life to the vibrant landscapes, with about seven days of rain contributing to a humidity level of 69%. This mix of warmth and occasional showers sets the stage for an inviting atmosphere, making October a delightful time to explore the region. For a more comprehensive insight into the annual weather patterns, check out Ayacucho Climate.