Last updated: August 27, 2025
October in Cusco, Peru showcases a dynamic climate marked by a maximum temperature of 21°C (69°F) and an average of 10°C (51°F), dropping to a chilly 1°C (35°F) at night. With 86 mm (3.4 in) of rainfall spread across 18 days, this month signals the transition into the rainy season. Local humidity hovers around 64%, contributing to a lush atmosphere and vibrant scenery. October is an excellent time for travelers seeking to experience Cusco’s unique combination of cool weather and refreshing rainfall, perfect for exploring its rich cultural heritage.
In October, Cusco experiences a slight warming trend as it transitions into the tail end of the dry season. With temperatures ranging from a minimum of 1°C (35°F) to a comfortable maximum of 21°C (69°F), the average temperature reaches around 10°C (51°F). This represents a gentle rise from the cooler months of May through September, where temperatures often dipped below zero. The consistent highs of 20°C and above that begin in September continue in October, making this month a delightful time to explore the rich history and stunning landscapes of the region. Overall, the mild temperatures and shifting weather patterns signify a welcoming autumn ambiance, perfect for adventure.
October marks a notable transition in Cusco, Peru's precipitation patterns, as it witnesses a significant increase to 86 mm (3.4 in) of rain, occurring over 18 days. This rise follows the relatively dry months of May through September, where rainfall amounts decreased dramatically. The spike in October sets the stage for the wet season, which continues into November and December. As the city prepares for more intense rainfall, it’s clear that October plays a crucial role in the shift from drier to wetter conditions, embracing the lush greenery that characterizes the region during the upcoming months. Visitors and locals alike can expect sporadic showers interspersed with sunny spells, creating an ideal atmosphere to experience Cusco’s rich culture against a backdrop of invigorated landscapes.
As October rolls into Cusco, the humidity begins to shift noticeably from the drier months of August and July, rising to 64%. This transitional increase reflects the impending return of the wet season, following a dramatic drop to 44% in August. The gradual uptick in humidity from September's 51% serves as a precursor to the more humid months ahead, culminating in November's 84% and December's 93%. October's climate strikes a balance, offering visitors a respite before the intensity of the rainy season sets in, making it an ideal time to explore the vibrant cultural landscape of this historic city.
In October, Cusco, Peru, experiences a high UV Index of 18, marking it as a month where sun exposure is categorized as extreme. This level of UV radiation means that even brief moments outdoors can lead to skin burn in just 10 minutes. Interestingly, October follows the trend established over the preceding months, where the UV Index has remained predominantly high, fluctuating between 14 and 19 since January. As the year progresses toward December, when the UV Index peaks at 22, it's crucial for visitors and residents alike to take precautions against sun damage. To stay informed and protect yourself while enjoying the beautiful surroundings, check the detailed UV Index trends for Cusco here: Cusco UV Index.
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October in Cusco, Peru, offers a delightful blend of sunshine, with 316 hours of bright, clear days that soften the transition from the cooler months. As the year progresses, autumn brings more sunlight—October maintains a commendable record, trailing just behind the peak of the year in the preceding months. After a stunning surge in light during the dry season, peaking in July and August, October still holds on to a generous amount of sunshine, ensuring that visitors can bask in the beauty of Cusco’s historic surroundings. As daylight begins to wane moving into November, October serves as a charming reminder of the warm, sunlit days that define the Peruvian highlands.
In October, Cusco experiences a modest 19% chance of sunny weather, a trend that reflects the transitional nature of the month as it edges closer to the rainy season. Following a peak in sunny days through the winter months of July and August, where the chances soar to 72% and 62% respectively, the shift back to cloudier conditions starts in September and continues into October. This pattern emphasizes the fluctuating climate typical of the region, offering an opportunity for travelers to enjoy some sun, albeit limited, before the drier and sunnier months give way to the wet season that begins in earnest as the year draws to a close.
In Cusco, Peru, the daylight duration showcases a remarkable consistency throughout the year, with a notable shift as the seasons change. From January to March, residents and visitors bask in a full 12 hours of daylight, fostering vibrant outdoor activities and exploration of the city's rich heritage. As April arrives, daylight starts to noticeably shorten, settling at 11 hours and remaining steady through the winter months of May to August. This slight reduction creates an intimate atmosphere, perfect for enjoying the cozy culture of Cusco. Come September, daylight extends once again to 12 hours, a gradual return that continues into October and through November. By December, the cycle stabilizes back to 12 hours, heralding the start of the summer season in the Southern Hemisphere, ensuring that Cusco remains a captivating destination year-round.
As October arrives in Cusco, Peru, the winds continue to whisper their gentle tales, with an average speed of 1.1 m/s (3 mph). This month reflects a subtle consistency within the annual wind patterns, mirroring the calmer breezes of the preceding months. While the winds pick up slightly in late summer and early fall peaking at 1.3 m/s in August and September, October brings back a familiar tranquility reminiscent of the earlier part of the year. With such gentle gusts, this time of year provides a perfect backdrop for exploring the rich cultural tapestry of the city while basking in the mild, refreshing air that characterizes Cusco's unique climate.
Weather in Cusco varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Cusco, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January weather in Cusco present distinct variations. In October, temperatures range from a minimum of 1°C (35°F) to a pleasant maximum of 21°C (69°F), with an average of 10°C (51°F). Precipitation is moderate, totaling 86 mm (3.4 in) over 18 days, and humidity hovers around 64%. In contrast, January experiences slightly warmer temperatures, with a minimum of 2°C (35°F) and a maximum of 19°C (66°F), averaging 9°C (49°F). However, it is noticeably wetter, with precipitation reaching 170 mm (6.7 in) across 23 days and higher humidity levels at 94%. This makes January a month of increased rainfall compared to the milder, drier conditions of October. For more detailed information, check out Cusco weather in January.
October and February present distinct weather patterns in terms of temperature, precipitation, and humidity. In October, temperatures range from a minimum of 1°C (35°F) to a maximum of 21°C (69°F), with an average of 10°C (51°F). This month experiences approximately 86 mm (3.4 in) of precipitation across 18 days, and humidity levels sit at around 64%. In contrast, February sees slightly higher temperatures, with a minimum of 3°C (37°F) and a maximum of 19°C (67°F), while maintaining an average of 10°C (49°F). However, February is much wetter, with 230 mm (9.1 in) of rain over 27 days and higher humidity at 92%. This stark difference highlights February's more humid and rainy conditions compared to October's cooler and relatively drier climate. For more details, you can check Cusco weather in February.
October and March in Cusco display distinct weather characteristics. In October, temperatures range from a minimum of 1°C (35°F) to a maximum of 21°C (69°F), with an average of 10°C (51°F). The month sees moderate precipitation, totaling 86 mm (3.4 in) over 18 days, contributing to a humidity level of 64%. In contrast, March experiences slightly warmer conditions, with minimum temperatures of 3°C (38°F) and a maximum of 19°C (66°F), but a lower average of 9°C (49°F). March is notably wetter, receiving 180 mm (7.1 in) of precipitation across 27 days, resulting in higher humidity at 92%. For more detailed information about the weather during this month, visit Cusco weather in March.
When comparing the weather in October and April, both months exhibit similar temperature ranges, with October slightly warmer, averaging around 10°C (51°F) compared to April's average of 9°C (49°F). The maximum temperatures in October reach up to 21°C (69°F), while April peaks at 18°C (64°F). Precipitation levels are comparable, with October receiving 86 mm (3.4 in) over 18 days and April slightly wetter with 90 mm (3.5 in) spread across 20 days. Notably, April tends to be more humid, averaging 90% humidity compared to October's 64%. For more details about April's weather, you can check Cusco weather in April.
In comparing the weather between October and May, October tends to be milder with average temperatures ranging from a cool 1°C to a warm 21°C, while May experiences slightly lower temperatures, with lows of -2°C and highs reaching only 17°C. October also boasts a higher average precipitation of 86 mm over 18 days, compared to May's 30 mm spread over just 10 days, indicating that October is generally wetter. Furthermore, May has a higher humidity level of 88%, while October sits at 64%. For more specific details about Cusco's climate in May, you can check Cusco weather in May.
In October, temperatures in Cusco generally range from a minimum of 1°C (35°F) to a maximum of 21°C (69°F), with an average of 10°C (51°F), while June experiences slightly cooler conditions, with temperatures fluctuating from a minimum of -1°C (30°F) to a maximum of 18°C (65°F), averaging 9°C (48°F). Precipitation is considerably higher in October, with 86 mm (3.4 in) falling over 18 days, compared to June's relatively dry weather, which only sees 15 mm (0.6 in) over just 3 days. Additionally, June tends to have higher humidity levels at 77%, compared to October's 64%. For more information, check out Cusco weather in June.
October and July present quite different weather patterns. In October, temperatures range from a chilly 1°C (35°F) to a pleasant 21°C (69°F), with an average of 10°C (51°F). This month also experiences more precipitation, totaling 86 mm (3.4 in) over about 18 days, resulting in a higher humidity level of 64%. In contrast, July is cooler overall, with temperatures ranging from -2°C (29°F) to a maximum of 19°C (66°F) and a lower average of 8°C (47°F). Precipitation is minimal during July, reaching just 19 mm (0.7 in) over 4 days, and the humidity is comparatively lower at 55%. For more detailed insights into July weather, check out Cusco weather in July.
In comparing the weather between October and August, October experiences a broader temperature range, with minimum temperatures around 1°C (35°F) and maximums reaching 21°C (69°F), compared to August's slightly cooler minimum of -3°C (28°F) and a maximum of 20°C (68°F). October also sees more precipitation, averaging 86 mm (3.4 in) over 18 days, while August has significantly less at 21 mm (0.8 in) over just 7 days. Additionally, October's humidity is higher at 64%, which adds to the overall dampness of the month, unlike August's lower humidity level of 44%. For more specific details about the weather in August, you can check Cusco weather in August.
In comparing the weather between September and October, October generally presents a milder climate with average temperatures ranging from a minimum of 1°C (35°F) to a maximum of 21°C (69°F), while September experiences a cooler start with temperatures dropping to a minimum of -1°C (30°F). Both months share a similar maximum temperature of 21°C (70°F), but October sees significantly more precipitation, with 86 mm (3.4 in) over 18 days compared to September's 34 mm (1.3 in) over 11 days. The humidity also rises in October, averaging 64% compared to September's 51%. For more detailed insights, you can explore Cusco weather in September.
October and November present a transition in weather as autumn deepens. In October, temperatures range from a cool 1°C (35°F) at night to a pleasant 21°C (69°F) during the day, with an average of 10°C (51°F). The month is marked by 86 mm (3.4 in) of precipitation over 18 days, accompanied by a humidity level of 64%. In contrast, November brings slightly warmer nights with a minimum temperature of 3°C (38°F) and maintains a similar daytime maximum of 21°C (70°F), averaging 11°C (51°F). However, it also sees an increase in precipitation to 128 mm (5.0 in) spread across 24 days, reflecting a higher humidity level of 84%. For more insights on the weather conditions in this month, visit Cusco weather in November.
In October, temperatures in Cusco range from a minimum of 1°C (35°F) to a maximum of 21°C (69°F), with an average temperature of 10°C (51°F). The month sees about 86 mm (3.4 in) of precipitation over approximately 18 days, leading to a humidity level of around 64%. In contrast, December experiences slightly warmer temperatures with a minimum of 2°C (36°F) and a maximum of 19°C (67°F), while still averaging at 10°C (50°F). However, this month is considerably wetter, bringing in 214 mm (8.4 in) of rainfall over 27 days and a higher humidity level at 93%. For more detailed information on Cusco's December weather, you can check Cusco weather in December.
As October unfolds in Cusco, it brings a distinct shift in weather compared to the prior months. Travelers can expect cooler temperatures with crisp mornings and pleasantly warm afternoons, perfect for exploring the city's rich history. However, October is also characterized by increased precipitation, with frequent rain showers that add a refreshing touch to the landscape. The blend of mild days and chill nights makes this month unique, inviting visitors to experience the vibrant cultural tapestry while navigating the occasional drizzle. For those planning a visit, understanding this month’s climate is essential; further details can be found at Cusco Climate.