October Weather in Cajamarca, Peru

Last updated: August 27, 2025

In Cajamarca, Peru, October brings a pleasant blend of moderate temperatures and frequent rainfall. With a maximum of 21°C (71°F) and an average of 12°C (54°F), daytime warmth contrasts with cooler nights, dipping to a minimum of 4°C (40°F). The region experiences significant precipitation, totaling 299 mm (11.8 in) over 26 days, contributing to a humidity level of 58%. This month paints a vivid picture of Cajamarca's vibrant landscapes, making it a captivating time for both locals and visitors. Whether you're exploring the lush surroundings or enjoying the rich cultural heritage, October's climate offers a unique charm to the Andean region.

October Temperature in Cajamarca

In October, Cajamarca, Peru, experiences a cool and consistent climate, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 21°C (71°F). This month marks a slight dip in high temperatures compared to the warmer preceding months of August and September, which saw maximums reaching 23°C (74°F). Notably, the average temperature remains steady at 12°C (54°F) throughout the year, showcasing the region's stable weather patterns. As the nights grow cooler, visitors can expect crisp evenings that contrast with comfortably mild daytime temperatures, making October an ideal time for outdoor exploration in this charming Andean locale.

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

The chart illustrates October temperature patterns in Cajamarca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cajamarca, 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).
JanFebMarAprMayJunJulAugSepOctNovDec545453545454545454545454
Data source: Temperature data for Cajamarca generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Cajamarca

In Cajamarca, Peru, October marks a significant point in the rainy season, with precipitation peaking at 299 mm (11.8 in). This month sees rain on 26 days, contributing to a lush landscape that transitions from the drier months of July and August, where rainfall was minimal. October's total stands out as part of a broader trend, wherein rainfall begins to taper off as the year progresses, following the peak in March. The steady decline in precipitation from earlier months highlights a typical pattern in Cajamarca's climate, leading to a gradual return to dryer conditions as it approaches the end of the year. As a vital month for agriculture, October's ample rainfall is crucial for replenishing soil moisture and supporting local crops.

October Precipitation Trends in Cajamarca

The chart displays monthly precipitation patterns in Cajamarca, 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 Cajamarca, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec304392599349189704348154299290413
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Cajamarca

In Cajamarca, Peru, October marks a noticeable shift in humidity, with levels reaching 58%—a contrast to the arid heights of 38% witnessed in August. Following a summer of strikingly low humidity, where July and August recorded their driest conditions, October serves as a gentle reminder of the region's proximity to the rainy season. The gradual increase in humidity from September through November signals a transition toward the wetter months ahead, with November set to rise significantly to 69%. This pattern reflects the area’s diverse climate, oscillating between dry spells and the moisture-laden atmosphere characteristic of its tropical highland setting.

October Average Humidity in Cajamarca

This chart illustrates the average monthly humidity levels in Cajamarca, 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 Cajamarca is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%88%85%78%62%44%38%42%58%69%82%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Cajamarca

In October, Cajamarca, Peru, continues to experience an extreme UV Index of 18, maintaining the high levels seen over previous months. This trend reflects the region's position near the equator, where UV exposure remains intense throughout the year. With a consistent burn time of just 10 minutes, it's crucial for residents and visitors alike to take protective measures against the sun's harmful rays. Following a notable peak earlier in the year, the UV Index remains elevated, even as autumn approaches. For more detailed information, visit Cajamarca UV Index.

Maximum UV Index Levels in Cajamarca for October

The chart shows the monthly maximum UV Index (UVI) for Cajamarca 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 Cajamarca typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171819181513141417181616
Data source: Cajamarca 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 Cajamarca

October in Cajamarca, Peru, experiences a delightful embrace of sunshine, with approximately 285 hours of glorious daylight. This month showcases a gradual transition from the peak sunshine hours seen in the mid-year, where July and August bask in a radiant 333 and 335 hours respectively. As autumn unfolds, sunshine begins to settle, yet remains generous compared to the preceding months. The trend of lush daylight continues into November, albeit with a slight decline to 266 hours, reflecting the changing season while still offering ample opportunities to enjoy the outdoors. Throughout the year, it is evident that Cajamarca flourishes under a vibrant sun, particularly during the heart of its dry season.

Monthly Sunshine Duration in Cajamarca: October Highlighted

The October sunshine duration represents the total number of hours Cajamarca 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.
JanFebMarAprMayJunJulAugSepOctNovDec215h238h227h263h314h314h333h335h311h285h266h269h
Data source: Cajamarca October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cajamarca During October

In Cajamarca, Peru, the likelihood of sunny weather sees notable fluctuations throughout the year. **While October boasts a modest 17% chance of sunshine, it stands out as a transitional month following the drier peak of July, which enjoys a robust 69% probability. As the seasons shift, October's rates indicate a gradual decline in sunny days after the dry spell of winter, reflecting a return to wet conditions typical of the following months. Interestingly, this percentage is still higher than the earlier months of the year, such as March, which only experiences 8% sunshine. October, therefore, serves as a bridge between the sunny days of winter and the cloudier, rain-prone months ahead, making it an interesting month for weather enthusiasts.

Percentage of Sunny Days in October in Cajamarca

The chart illustrates the percentage of sunny days in Cajamarca 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 Cajamarca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%13%8%16%44%39%69%48%39%17%13%16%
Data source: Cajamarca October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cajamarca in October

In Cajamarca, Peru, the daylight duration exhibits a fascinating rhythm throughout the year. From January to March, the days are consistently bright, each basking in 12 hours of sunlight. As the tropics shift into April, daylight begins to taper off slightly, settling at 11 hours from April to August, creating a beautiful, cozy atmosphere during the cooler months. However, as September rolls around, the daylight returns to 12 hours, rekindling the sun’s embrace, a pattern that continues through October and into November and December. This cyclical variation highlights the region’s stable daylight, which flows seamlessly between shorter and longer days, making Cajamarca a delightful place to enjoy the sun’s journey across the sky.

Average Daylight Hours in Cajamarca for October

The chart illustrates the variation in daylight duration in Cajamarca throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 28m12h 18m12h 7m11h 55m11h 46m11h 42m11h 44m11h 52m12h 3m12h 15m12h 25m12h 31m
Data source: Cajamarca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Cajamarca

As October unfolds in Cajamarca, Peru, residents experience a gentle return to the calm winds of earlier months, with an average wind speed of 1.1 m/s (2 mph). This marks a slight dip from the breezier July and August, where wind speeds peaked at 1.7 m/s (4 mph) and 1.5 m/s (3 mph) respectively. The trend throughout the year shows that while wind speeds varied from month to month, October aligns closely with the stillness found in the first quarter of the year, reminding us of the tranquil embrace of the region's climate. As the days grow shorter, the subtle winds of October offer a serene backdrop to the vibrant landscapes of Cajamarca, inviting locals and visitors alike to relish in the mild imagery of autumn.

Average October Wind Speed in Cajamarca

The chart displays monthly wind speed patterns in Cajamarca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.11.31.11.11.31.21.71.51.41.1 m/s1.21.2
Data source: Cajamarca October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Cajamarca Compares to Other Months

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

October and January in Cajamarca showcase a transition in weather patterns. October tends to be slightly milder, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 21°C (71°F) and an average of 12°C (54°F). During this month, precipitation is abundant, totaling 299 mm (11.8 in) over 26 days, contributing to a humidity level of 58%.

In contrast, January brings a slightly warmer minimum temperature of 6°C (42°F) and a maximum of 20°C (69°F), with the same average of 12°C (54°F). Interestingly, January records even higher precipitation at 304 mm (12.0 in) across 24 days, leading to increased humidity of 83%. For more detailed information, you can check out Cajamarca weather in January.

October and February exhibit notable similarities in temperature, with both months featuring an average of 12°C (54°F) and maximums reaching around 21°C (70°F to 71°F). However, February tends to be wetter, accumulating 392 mm (15.4 in) of precipitation compared to October's 299 mm (11.8 in), and it experiences higher humidity at 81% versus October's 58%. Additionally, both months have the same number of rainy days, totaling 26. For more details on February's weather, you can check Cajamarca weather in February.

In comparing the weather between October and March, both months showcase similar temperature ranges, with minimums around 4°C (40°F), average temperatures close to 12°C (54°F), and maximums reaching up to 21°C (71°F). However, March stands out with significantly higher precipitation levels, totaling 599 mm (23.6 in) over 29 days, compared to October's 299 mm (11.8 in) over 26 days. Additionally, March experiences a much higher humidity level at 88%, in contrast to October's 58%. For further details, you can check Cajamarca weather in March.

When comparing the weather in October and April, we can observe some interesting trends. Both months boast an average temperature of 12°C (54°F), but October experiences slightly milder extremes, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 21°C (71°F). In contrast, April has higher minimum temperatures at 6°C (43°F) and a slightly cooler maximum of 20°C (69°F). Precipitation also differs, with October receiving 299 mm (11.8 in) over 26 days, while April sees an even higher total of 348 mm (13.7 in) across 27 days, contributing to a notable increase in humidity levels, which rise to 85% in April compared to 58% in October. For more details on April's weather, you can visit Cajamarca weather in April.

October and May both showcase similar average temperatures, hovering around 12°C (54°F) with maximums reaching 21°C (70-71°F). However, October tends to be wetter, accumulating 299 mm (11.8 in) of precipitation over 26 days compared to May's 188 mm (7.4 in) over 24 days. Additionally, May experiences higher humidity at 78%, while October's humidity stands at 58%. For further details on May weather, you can visit Cajamarca weather in May.

When comparing the weather in October and June, both months exhibit similar temperature ranges, with minimums around 4°C (40°F), average temperatures of 12°C (54°F), and maximums reaching up to 21°C (71°F). However, October is significantly wetter, with precipitation measuring 299 mm (11.8 in) over 26 days, compared to just 70 mm (2.8 in) over 12 days in June. Additionally, humidity levels are slightly higher in June at 62%, compared to 58% in October. This suggests that while the temperatures may feel alike, October's weather is much more dominated by frequent rainfall. For a deeper look into the June climate, you can check out Cajamarca weather in June.

When comparing the weather in October and July, notable differences emerge. October typically experiences a wider range of temperatures, with a minimum of 4°C and a maximum of 21°C, while July has a slightly higher maximum of 22°C, yet the average remains the same at 12°C for both months. Precipitation levels tell a different story, as October sees significantly more rain with 299 mm over 26 days, compared to the relatively dry July, which records only 43 mm of rain over just 8 days. Additionally, October's humidity averages around 58%, making it feel more damp, whereas July maintains a lower humidity level of 44%. For a closer look at weather specifics, you can check out Cajamarca weather in July.

In comparing the weather of October and August, October tends to feature cooler temperatures, with a minimum of 4°C and a maximum of 21°C, whereas August showcases slightly warmer conditions, with a minimum of 3°C and a maximum of 23°C. Both months have similar average temperatures around 12°C, but October experiences significantly more precipitation, with 299 mm falling over 26 days compared to just 47 mm over 9 days in August. Additionally, humidity levels are higher in October at 58%, contrasting with the lower 38% observed in August. For more details on August weather, you can visit Cajamarca weather in August.

October's weather displays a notable shift compared to September, with slightly lower minimum temperatures averaging around 4°C (40°F) and a maximum reaching 21°C (71°F). The average temperature remains the same at approximately 12°C (54°F) for both months. However, October sees a significant increase in precipitation, totaling 299 mm (11.8 in) over 26 days, contrasting with September's 154 mm (6.1 in) over just 18 days. Additionally, humidity rises from 42% in September to 58% in October, contributing to a more humid atmosphere as the season progresses. For a closer look at September's conditions in this region, you can explore Cajamarca weather in September.

October and November exhibit similar average temperatures, with both months hovering around 12°C (54°F), while the maximum temperatures are slightly higher in October at 21°C (71°F) compared to November's 21°C (70°F). However, November experiences a drop in minimum temperatures, reaching as low as 0°C (33°F), whereas October's minimum is a more moderate 4°C (40°F). Precipitation levels are comparable, with October receiving slightly more rainfall at 299 mm (11.8 in) over 26 days, while November sees 290 mm (11.4 in) over 23 days. Notably, humidity increases in November to 69%, compared to October's 58%. For a detailed look at the weather specifics for November, visit Cajamarca weather in November.

In October, the weather in Cajamarca features mild temperatures, with a minimum of 4°C (40°F) and an average of 12°C (54°F), peaking at a comfortable 21°C (71°F). The month is characterized by significant rainfall, totaling 299 mm (11.8 in) over approximately 26 days, accompanied by a moderate humidity level of 58%.

In contrast, December experiences slightly cooler mornings, with a minimum temperature of 3°C (38°F), while maintaining the same average of 12°C (54°F) and maximum of 21°C (70°F). However, December sees a dramatic increase in rainfall, with 413 mm (16.2 in) spread across 26 days and a higher humidity of 82%. For a more detailed look at the climate during this month, you can check the Cajamarca weather in December.

Compare Cajamarca's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Cajamarca

October in Cajamarca brings a shift towards cooler, more humid conditions, characterized by frequent rainfall that sets it apart from other months. With the average temperature hovering around a crisp 12°C (54°F), the atmosphere can feel particularly brisk during the early mornings and nights. The 299 mm of precipitation over 26 days underscores the wet nature of this month, making it vital for local agriculture yet potentially challenging for outdoor activities. As the humidity rises to 58%, it creates a distinct, refreshing ambiance, inviting both locals and visitors to embrace the unique charm of Cajamarca's October weather. For a deeper dive into the regional climate patterns, explore Cajamarca Climate.