Last updated: August 27, 2025
In October, Colca, Peru, experiences a captivating blend of autumnal weather, characterized by a maximum temperature of 17°C (63°F) and an average of 7°C (45°F), while dipping to a chilly -3°C (27°F) during the night. This period sees significant precipitation, with 125 mm (4.9 in) falling over approximately 24 days, creating a lush, vibrant landscape. The atmosphere is enriched by a humidity level of 68%, resulting in a refreshing yet cool ambiance perfect for exploring the stunning natural beauty of the region. Prepare for a month filled with dramatic contrasts, cozy sweaters, and breathtaking views.
In Colca, Peru, October marks a gentle transition into spring, with temperatures showcasing a slight warming trend. Average daytime temperatures hover around 7°C (45°F), providing a refreshing environment for visitors. The maximum temperature reaches a comfortable 17°C (63°F), while nights can dip to -3°C (27°F), requiring a cozy jacket for evening adventures. As the season shifts, the area begins to shed the chill of the colder months, reflecting a gradual increase in warmth from July's frigid lows. This delightful climate makes October an inviting time to explore the stunning landscapes and cultural treasures of the Colca Canyon, while also allowing for cool nights ideal for stargazing under the clear skies.
In October, Colca, Peru, experiences a notable shift in precipitation, with 125 mm (4.9 in) of rain falling over 24 days. This increase marks a transition towards the wetter months, as rainfall begins to rise significantly from the drier conditions observed during the mid-year. September’s 85 mm (3.4 in) serves as a prelude, setting the stage for this uptick. Following October, the rainy season truly takes hold, with November and December bringing even higher totals of 158 mm (6.2 in) and 198 mm (7.8 in), respectively. Overall, the trend highlights a gradual movement from the dry season into a period marked by more consistent rainfall, vital for the region’s ecosystems and agriculture.
October in Colca, Peru, marks a transitional phase in humidity levels, with a moderate rate of 68%. Following the drier months of July and August, which recorded lows of 56% and 50% respectively, October sees a slight increase as the region begins to warm up ahead of the rainy season. This upward trend continues into November when humidity rises to 81%, indicating the onset of the wet season. Throughout the year, humidity levels in Colca vary significantly, peaking at 90% in March and remaining high in the first half of the year, while the later months deliver a refreshing drop. As October bridges these shifts, it reflects the region's dynamic climate, preparing both the landscape and visitors for the shift to a greener and more humid environment.
In October, Colca, Peru, continues to experience extreme UV levels, with a UV Index of 18 and a rapid burn time of just 10 minutes. This month's exposure remains high, following a trend of elevated indices that have dominated the entire year. After peaking earlier in the year with January's UV Index of 20, the figures fluctuate slightly but consistently range from 15 to 19 in the months leading up to October. As the region transitions into the hotter months, it's crucial for residents and visitors alike to take protective measures against the sun's intensified rays. For more insights into the UV Index in Colca, visit Colca UV Index.
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In October, the sun continues to shine brightly over Colca, Peru, offering a stunning 307 hours of sunlight. While this marks a slight decline from the peak of August with its 333 hours, the month's warmth is still significant, providing delightful weather for explorations of the breathtaking landscape. Following the sunny streak from mid-winter months, sunlight hours gently taper off as the year progresses, yet October remains a lovely window for adventure. The vibrant colors of the scenery, coupled with mild temperatures, make this time of year ideal for visitors seeking to experience the region's natural beauty before the clouds of November settle in.
The likelihood of sunny weather in October in Colca, Peru, sees a modest chance of about 18%. This figure fits into a broader trend reflecting the region's seasonal shifts: the sunniest months tend to cluster from mid-year to late summer, with July peaking at 55%. As the temperatures begin to cool in the fall, the chances of sunshine gradually decline from a high of 34% in May to this October threshold. Notably, October appears to bridge the transition towards the more overcast months of November and December, both of which experience significantly lower sun probabilities. While the likelihood of clear skies may not be at its highest, visitors can still enjoy a fair blend of sunny and overcast days amidst the stunning scenery.
In October, Colca, Peru enjoys a delightful return to 12 hours of daylight, a trend that mirrors earlier months such as January, February, September, and November. This consistency in daylight duration fosters a vibrant atmosphere perfect for exploring the breathtaking landscapes of the region. The transition from the sunlit days of October represents a poignant shift from the slightly shorter daylight hours seen from April through August, revealing the area's unique ability to sustain a balance of light throughout the year. As autumn sets in, visitors can relish in the clarity of the longer days, making it an ideal time to immerse themselves in the natural beauty and cultural richness of Colca Valley.
As October sweeps into Colca, Peru, a gentle breeze carries the whispers of change, maintaining an average wind speed of 1.4 m/s (3 mph). This month marks the continuation of a subtle uptick observed since July, where the wind has consistently danced around this slightly brisker pace. Interestingly, this autumnal gustiness contrasts with the calmer days of early spring, revealing a shift towards more invigorating winds. As nature prepares for the approaching dry season, the October winds invite explorers and locals alike to relish the refreshing air and the stunning landscapes of Colca, where every breath feels a bit more alive.
Weather in Colca varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Colca, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January exhibit similar average temperatures, ranging around 7°C (45°F) with maximums reaching 17°C (63°F). However, January tends to be slightly colder at its minimum, with temperatures dipping to -4°C (25°F) compared to -3°C (27°F) in October. Precipitation is notably higher in January, accumulating to 212 mm (8.3 in) over 25 days, whereas October sees 125 mm (4.9 in) over 24 days. This results in January having a much higher humidity level at 89%, compared to October's 68%. To explore more about the weather in January, you can visit Colca weather in January.
October and February share similar average temperatures, with both months typically ranging around 7°C (45°F), but the overall feel of the weather differs significantly. In October, temperatures can drop to a minimum of -3°C (27°F), while February experiences a slightly milder low of -1°C (30°F). However, February is notably wetter, with precipitation totaling 260 mm (10.2 in) over 27 days, compared to October's 125 mm (4.9 in) over 24 days. Additionally, February is more humid, averaging 89% compared to October's 68%. For a more detailed look at February weather, you can visit Colca weather in February.
When comparing the weather in October and March, both months exhibit similar average temperatures around 7°C (45°F), but their extremes differ slightly. October offers a milder max temperature of 17°C (63°F) compared to March's peak of 15°C (59°F). However, March experiences significantly more precipitation, with 235 mm (9.3 in) over 30 days, compared to October's 125 mm (4.9 in) over 24 days. Additionally, March has a higher humidity level at 90%, compared to October's 68%, making it feel more humid and damp during that time. For a closer look at March weather patterns, you can visit Colca weather in March.
October and April exhibit similar average temperatures, both hovering around 7°C (45°F), but differ slightly in their overall warmth and humidity levels. In October, the temperatures range from a chilly -3°C (27°F) to a maximum of 17°C (63°F), while April presents a slightly cooler maximum of 16°C (61°F) but maintains the same minimum. Precipitation is quite pronounced in both months, with October receiving 125 mm (4.9 in) and April slightly less at 103 mm (4.0 in), both spread over approximately 24 days. However, April features higher humidity at 89%, compared to October's 68%. For those interested in experiencing the unique weather patterns of this region, you can find more details here: Colca weather in April.
October and May present distinct weather patterns. In October, temperatures range from a minimum of -3°C (27°F) to a maximum of 17°C (63°F), with an average of 7°C (45°F). This month features 125 mm (4.9 in) of precipitation over 24 days, while the humidity sits at 68%. In contrast, May experiences slightly cooler temperatures, with a minimum of -4°C (26°F) and a maximum of 15°C (60°F), averaging 6°C (44°F). Precipitation is lower, totaling 70 mm (2.8 in) across 20 days, but humidity is higher at 83%. This suggests that while both months are cool and damp, October tends to be wetter, whereas May may feel more humid. For more specific details, you can visit Colca weather in May.
October and June exhibit notable differences in weather patterns. October generally sees milder temperatures, with an average of 7°C (45°F) and a maximum of 17°C (63°F), while June is slightly cooler, featuring an average of 6°C (43°F) and a maximum of 15°C (58°F). In terms of precipitation, October is significantly wetter, receiving about 125 mm (4.9 in) over 24 days compared to June's 27 mm (1.1 in) over just 8 days. Humidity levels are relatively similar, with October at 68% and June slightly higher at 69%. For a closer look at weather conditions in June, you can check Colca weather in June.
When comparing the weather in October and July, October generally presents milder temperatures with a minimum of -3°C (27°F), an average of 7°C (45°F), and a maximum of 17°C (63°F). In contrast, July's temperatures are slightly cooler, with a minimum of -5°C (23°F), an average of 5°C (42°F), and a maximum of 15°C (60°F). Precipitation significantly differs between the two months; October experiences much more rainfall with 125 mm (4.9 in) over 24 days, whereas July sees only 23 mm (0.9 in) over just 7 days, making it a much drier period. Additionally, the humidity tends to be higher in October at 68%, compared to July's 56%. For more detailed weather information, you can visit Colca weather in July.
When comparing the weather in October and August, October tends to be slightly warmer, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 17°C (63°F), while August has a cooler range, with a minimum of -5°C (22°F) and a maximum of 16°C (61°F). Precipitation is significantly higher in October, averaging 125 mm (4.9 in) over 24 days, compared to August's 42 mm (1.6 in) over just 12 days. Additionally, October experiences higher humidity levels at 68%, making it feel quite different from August's 50%. For further details, you can check Colca weather in August.
In October, the weather experiences a slight increase in average temperatures compared to September, with minimum temperatures remaining the same at -3°C (27°F), while the average rises to 7°C (45°F) and the maximum reaches 17°C (63°F). Precipitation also sees a noticeable increase, totaling 125 mm (4.9 in) over 24 days, compared to September's 85 mm (3.4 in) over 21 days. Furthermore, October's humidity is higher at 68%, in contrast to September's 53%, making it feel more damp and cooler overall. For more detailed climate insights, you can explore Colca weather in September.
October and November both feature cooler temperatures, but November tends to be slightly milder, with averages rising from 7°C (45°F) in October to 8°C (46°F). The minimum temperatures for both months hover around freezing, with October's low at -3°C (27°F) and November's at -1°C (30°F). However, November sees increased precipitation, with 158 mm (6.2 in) of rainfall over 26 days compared to October's 125 mm (4.9 in) over 24 days. Additionally, November exhibits higher humidity levels at 81%, up from October's 68%. For more detailed weather insights, check out Colca weather in November.
In October, temperatures range from a chilly -3°C (27°F) to a comfortable 17°C (63°F), with an average of 7°C (45°F). The month sees considerable precipitation, totaling 125 mm (4.9 in) over 24 days, coupled with a humidity level of 68%. In contrast, December experiences slightly milder temperatures, with minimums reaching -1°C (30°F) and maximums just slightly lower at 16°C (62°F), averaging 8°C (46°F). However, December is wetter, receiving 198 mm (7.8 in) of rain across 29 days, along with higher humidity at 87%. For more details on December weather, you can visit Colca weather in December.
October in Colca brings a notable shift in weather patterns, characterized by cooler temperatures and increased precipitation compared to the preceding months. With an average temperature settling around 7°C (45°F) and a significant number of rainy days, it marks the onset of the wetter season that contrasts sharply with the drier conditions of earlier months. The humidity also rises, creating a muggy atmosphere as nature begins to flourish in response to the rains. Visitors should prepare for these conditions to fully enjoy the stunning landscapes that the region has to offer. For more insights on how September's climate differs from this month, check out Colca Climate.