September Weather in Jauja, Peru

Last updated: August 27, 2025

In Jauja, Peru, the weather in September presents a captivating blend of cool temperatures and atmospheric dynamics. The maximum temperature hovers around 14°C (57°F), while the average settles at a brisk 5°C (42°F), dipping to lows of -3°C (26°F) on particularly chilly nights. This month witnesses a substantial precipitation total of 97 mm (3.8 in), spread across approximately 25 days, making it one of the wetter periods of the year. With a humidity level of 40%, the air may feel crisp and invigorating, contributing to the unique charm of Jauja's early spring climate.

September Temperature in Jauja

In September, Jauja, Peru experiences a slight shift in temperatures as the region transitions into spring. With minimums hovering around -3°C (26°F) and averages reaching 5°C (42°F), the air remains crisp yet gradually more inviting. The maximum temperatures stabilize at about 14°C (57°F), characteristic of the month’s mild climate. This slight warming trend marks a significant improvement from the preceding colder months, where temperatures often dipped below freezing. As the days grow longer and warmer, September sets the stage for the vibrant beauty of spring, inviting locals and visitors alike to enjoy the breathtaking landscapes of this Andean gem.

September Weather in Jauja: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Jauja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jauja, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec444544434241404142434545
Data source: Temperature data for Jauja 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.

September Precipitation in Jauja

September marks a transitional phase in Jauja, Peru, characterized by moderate precipitation of 97 mm (3.8 in) over 25 days. This shift continues from the leaner months of July and August, where rainfall dwindles to 33 mm (1.3 in) and 50 mm (2.0 in), respectively. As September unfolds, the region experiences an uptick in moisture, hinting at the forthcoming wet season. This pattern of increased rainfall paves the way for October's more substantial downpour of 142 mm (5.6 in), maintaining a steady rise through the year. Overall, September serves as a vital bridge in Jauja's climatic rhythm, setting the stage for the more abundant rains that follow.

September Precipitation Trends in Jauja

The chart displays monthly precipitation patterns in Jauja, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Jauja, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2032402561268940335097142169201
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jauja

September marks a transitional phase in Jauja, Peru, as humidity levels settle at 40%, a slight increase from the remarkably low figures of the preceding months. This period continues the dip in humidity observed since June, where the wettest months of the year, often hovering around 90% in the first half, give way to drier air. As September unfolds, the relatively low humidity not only signals a shift in weather patterns but also sets the stage for the gradual rise in moisture as the region approaches the wetter months ahead. This gentle climb towards October's 56% reflects Jauja's unique climate rhythm, melding dry spells with the approaching festive season's humid embrace.

September Average Humidity in Jauja

This chart illustrates the average monthly humidity levels in Jauja, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Jauja is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%91%89%85%65%47%38%40%56%76%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jauja

September in Jauja, Peru, continues the striking pattern of extreme UV exposure, with a noteworthy UV Index of 17. This places it just below the peak of the year, which occurs in the first three months. As the tail end of winter transitions into spring, the burn time remains at a critical 10 minutes, urging caution for outdoor activities. With sun intensity holding steady, residents and visitors alike should remain vigilant about sun protection. Looking ahead, October slightly increases back to 18, reinforcing the trend of consistently high UV levels throughout the year. For those interested in more detailed UV data, check out Jauja UV Index.

Maximum UV Index Levels in Jauja for September

The chart shows the monthly maximum UV Index (UVI) for Jauja in September, 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 September, the maximum UV index in Jauja typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec191919181512131517181818
Data source: Jauja September 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.

September Sunshine in Jauja

As September rolls in, Jauja, Peru basks in the warmth of 316 hours of sunshine, reflecting a slight dip from the radiant peak of 333 hours in August. This month marks a transition as the days begin to shorten, yet it still showcases impressive sunlight that outshines the earlier months of the year. Following a steady ascent through the dry season, from 199 hours in January to 333 in August, September retains a substantial glow before the gradual decline into the cooler months of October and November. The consistency of sunshine during this time not only highlights the region's allure but also sets the stage for harvests, making Jauja a vibrant tapestry of life under the Andean sun.

Monthly Sunshine Duration in Jauja: September Highlighted

The September sunshine duration represents the total number of hours Jauja experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec199h227h249h289h318h306h324h333h316h306h267h268h
Data source: Jauja September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jauja During September

In September, Jauja, Peru, experiences a 20% chance of sunny weather, marking a noticeable decline from the peak sunny days of July (44%) and August (36%). Although September sees a drop in sunshine compared to the previous months, it still holds a better likelihood of clear skies than the winter months, which present their own challenges with a mere 15% chance in October and an even lower 6% in November. This transition from the robust sunny months of winter towards the cloudier days of late spring hints at the evolving climate patterns in Jauja. As autumn sets in, the decreasing percentages suggest that locals and visitors alike should prepare for a mix of both sun and cloud as they embrace the changing season.

Percentage of Sunny Days in September in Jauja

The chart illustrates the percentage of sunny days in Jauja throughout the year, with September 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 Jauja experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec5%9%4%13%30%25%44%36%20%15%6%14%
Data source: Jauja September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jauja in September

In September, Jauja, Peru, experiences a return to an inviting 12 hours of daylight, reminiscent of the bright summer months of January and February. This seasonal shift marks a transition where daylight briefly peaks after several months of more subdued sunlight. From April to August, the days shorten to 11 hours, creating a cozy atmosphere as the region moves toward the cooler months. However, as the spring approaches, the gradual increase in daylight can invigorate both nature and spirit, signaling a rejuvenating change in the landscape. Following September, the daylight duration remains consistent, maintaining that delightful 12 hours until the end of the year, ensuring that the long, sunlit days of Jauja linger just a little longer.

Average Daylight Hours in Jauja for September

The chart illustrates the variation in daylight duration in Jauja throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 42m12h 27m12h 8m11h 48m11h 33m11h 25m11h 29m11h 43m12h 1m12h 21m12h 38m12h 47m
Data source: Jauja daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Jauja

In September, Jauja, Peru, experiences a gentle breeze with an average wind speed of 1.5 m/s (3 mph), maintaining the region's characteristic calm atmosphere. As the year progresses, the wind speeds show a slight upward trend during the winter months, peaking in July at 1.7 m/s (4 mph) before gradually tapering off again in the late autumn. This fluctuation highlights the serene yet dynamic nature of Jauja's climate, where the winds weave through stunning landscapes, creating an inviting setting for outdoor exploration. Visitors can enjoy the pleasant conditions that September offers, perfect for leisurely strolls and appreciating the stunning scenery that defines this charming Peruvian locale.

Average September Wind Speed in Jauja

The chart displays monthly wind speed patterns in Jauja, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.41.31.41.51.41.71.61.5 m/s1.41.31.4
Data source: Jauja September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Jauja Compares to Other Months

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

In September, temperatures in Jauja range from a minimum of -3°C (26°F) to a maximum of 14°C (57°F), with an average temperature of 5°C (42°F). The month experiences a total precipitation of 97 mm (3.8 in) over about 25 days, accompanied by relatively low humidity at 40%. In contrast, January sees slightly colder temperatures, with a minimum of -4°C (26°F) and a maximum of 16°C (62°F) and an average of 7°C (45°F). However, January is notably wetter, receiving 203 mm (8.0 in) of precipitation over the same number of days, but the humidity skyrockets to 91%. For more detailed insights, check out Jauja weather in January.

When comparing the weather in September and February, several notable differences emerge. September typically showcases cooler temperatures with an average of 5°C (42°F), while February warms up slightly, averaging 7°C (45°F). Both months feature similar minimum temperatures, with September at -3°C (26°F) and February at -2°C (29°F), although February boasts a higher maximum temperature of 15°C (60°F) compared to September’s 14°C (57°F).

In terms of precipitation, February is significantly wetter, receiving 240 mm (9.4 in) over 27 days, which is a stark contrast to September's 97 mm (3.8 in) over 25 days. The humidity levels also differ greatly, with February experiencing a much higher humidity at 90%, compared to September's 40%. For those interested in specifics about Jauja's weather conditions, please check Jauja weather in February.

September and March exhibit distinct weather patterns. In September, temperatures range from a chilly -3°C (26°F) at night to a maximum of 14°C (57°F) during the day, with an average of 5°C (42°F). This month experiences moderate precipitation, totaling 97 mm (3.8 in) over 25 days and a lower humidity level of 40%. Conversely, March presents slightly milder temperatures, with a minimum of -1°C (31°F) and a maximum of 13°C (56°F), resulting in an average of 7°C (44°F). However, it is considerably wetter, with 255 mm (10.1 in) of rain over 30 days and a much higher humidity rate of 91%. For further details, you can check the specific weather conditions Jauja weather in March.

When comparing the weather in September and April, some notable differences arise. Both months experience a minimum temperature of around -3°C (26°F), but April tends to be slightly warmer with an average temperature of 6°C (44°F), compared to September's average of 5°C (42°F). The maximum temperatures also reflect this trend, with April reaching up to 16°C (60°F) while September tops out at 14°C (57°F).

Additionally, April sees higher precipitation, accumulating 126 mm (5.0 in) over 26 days, compared to September's 97 mm (3.8 in) over 25 days. This precipitation contributes to a much higher humidity level in April, reaching 89%, in contrast to September's 40%. For a more in-depth look at April's weather, you can check Jauja weather in April.

September and May exhibit notable differences in weather patterns. In September, temperatures range from a minimum of -3°C (26°F) to a maximum of 14°C (57°F), with an average of 5°C (42°F) and relatively low humidity at 40%. In contrast, May experiences slightly cooler temperatures, with a minimum of -5°C (24°F) and a maximum of 15°C (59°F), resulting in an average of 6°C (43°F). Additionally, May is characterized by higher humidity at 85% and comparable precipitation levels, with 89 mm (3.5 in) over 23 days, compared to September's 97 mm (3.8 in) over 25 days. For more detailed insights, check out this link: Jauja weather in May.

In comparing the weather between September and June, several notable differences emerge. September typically experiences a milder temperature range, with averages around 5°C (42°F), peaking at 14°C (57°F) and dropping to a minimum of -3°C (26°F). In contrast, June tends to be slightly cooler, with a minimum temperature of -5°C (24°F) and a maximum of 13°C (56°F).

Additionally, September is significantly wetter, boasting 97 mm (3.8 in) of precipitation over 25 days, whereas June sees only 40 mm (1.6 in) across just 11 days. Furthermore, humidity levels are higher in June at 65%, compared to 40% in September, contributing to a more comfortable feel in September despite its increased rainfall. For more details on June weather in this region, you can check Jauja weather in June.

In comparing the weather between September and July, September generally presents warmer conditions with an average temperature of 5°C (42°F) compared to July's 4°C (40°F). Although September features a higher maximum temperature of 14°C (57°F) versus July's 15°C (59°F), it also has a greater minimum temperature of -3°C (26°F), making it feel comparatively milder. Humidity levels are lower in September at 40%, while July experiences a slightly higher humidity of 47%. Furthermore, September is significantly wetter, receiving 97 mm (3.8 in) of precipitation over 25 days, whereas July has only 33 mm (1.3 in) over 9 days. For a detailed look at July weather, you can visit Jauja weather in July.

In comparing the weather of September and August, both months feature similar average temperatures, with September experiencing a slight increase in minimum temperature at -3°C (26°F) compared to August's -5°C (24°F). However, September is marked by a higher level of precipitation, with 97 mm (3.8 in) over 25 days, significantly more than August's 50 mm (2.0 in) over just 15 days. Additionally, September's humidity stands at 40%, a touch higher than August's 38%. For a detailed look at August's weather, you can visit Jauja weather in August.

In September, the weather features a chilly range with minimum temperatures dropping to -3°C (26°F) and an average of 5°C (42°F), while maximum temperatures reach 14°C (57°F). Precipitation is relatively moderate, totaling 97 mm (3.8 in) over 25 days, coupled with a humidity level of 40%. In contrast, October sees a slight increase in temperature, with the minimum still at -3°C (28°F), an average of 6°C (44°F), and a maximum of 16°C (61°F). However, October experiences more rain, with precipitation rising to 142 mm (5.6 in) over 29 days and humidity increasing to 56%. For more detailed insights, check out Jauja weather in October.

In September, the weather tends to be cooler with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 14°C (57°F) and an average temperature around 5°C (42°F). This month experiences about 97 mm (3.8 in) of precipitation over 25 days, with a relatively low humidity level of 40%. In contrast, November sees slightly milder temperatures, with a minimum of -2°C (29°F) and a maximum of 15°C (59°F), averaging around 7°C (45°F). However, November is wetter, receiving 169 mm (6.6 in) of rain across 28 days, and the humidity rises significantly to 76%. For a deeper look at November weather specifics, you can check out Jauja weather in November.

The weather in September is quite cool, with average temperatures hovering around 5°C (42°F) and a maximum of 14°C (57°F). This month experiences relatively low humidity at 40% and moderate precipitation of 97 mm (3.8 in) over 25 days. In contrast, December brings a milder climate, with average temperatures rising to 7°C (45°F) and maximums reaching 16°C (61°F). However, this month sees a significant increase in precipitation, totaling 201 mm (7.9 in) over 29 days, accompanied by much higher humidity levels at 90%. For more details about December weather, visit Jauja weather in December.

Compare Jauja's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Jauja

In September, Jauja experiences a notable shift in weather, marking the onset of spring with cooler temperatures compared to the warmer months ahead. The average temperature hovers around a brisk 5°C (42°F), alongside a fair amount of rainfall, accumulating 97 mm over approximately 25 days, making this one of the wetter months in the region. This increase in precipitation contributes to a humidity level of about 40%, adding to the crisp atmosphere of early spring. While the days are milder, the nights can still dip quite low, down to -3°C (26°F), emphasizing the contrasting conditions Jauja experiences in September. For those interested in how these climate patterns vary throughout the year, a detailed look can be found at Jauja Climate.