September Weather in Pisac, Peru

Last updated: August 27, 2025

In September, Pisac, Peru, presents a unique blend of mild temperatures and notable rainfall, making it an intriguing time for visitors. The maximum temperature reaches a comfortable 19°C (66°F), while the average hovers around 8°C (46°F), dipping to a chilly minimum of -3°C (27°F) at night. Travelers should prepare for wet conditions, as the area experiences 90 mm (3.5 in) of rain over approximately 22 days, contributing to a humidity level of 51%. This combination of cooler weather and frequent precipitation creates lush landscapes, perfect for exploring the region’s natural beauty and cultural heritage.

September Temperature in Pisac

In September, temperatures in Pisac, Peru, begin to shift as the region transitions toward warmer months. With a minimum of -3°C (27°F) and a pleasant average of 8°C (46°F), visitors can expect a noticeable uptick in warmth compared to the chillier winter months. The maximum temperature reaches a comfortable 19°C (66°F), providing ideal conditions for exploring this picturesque Andean town. As the dry season draws to a close, the mild temperatures invite travelers to embrace the stunning landscapes and rich culture without the biting cold of the preceding months. Overall, September marks a delightful sweet spot in Pisac’s climate, balancing cool mornings with inviting afternoons.

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

The chart illustrates September temperature patterns in Pisac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pisac, 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).
JanFebMarAprMayJunJulAugSepOctNovDec484848474645444546484949
Data source: Temperature data for Pisac 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.

September Precipitation in Pisac

In September, Pisac experiences a noticeable shift in precipitation patterns as the region begins to transition toward its wet season. With 90 mm (3.5 in) of rainfall spread across 22 days, this month marks a significant increase compared to the drier months of June and July, which saw only 50 mm and 63 mm, respectively. Although still less than the more intense rainfall seen at the start and end of the year, September's precipitation lays the groundwork for the upcoming months, heralding the approach of October's heftier 127 mm (5.0 in). As the landscape begins to awaken with lush greenery from the rain, September encapsulates a delicate balance, with frequent showers ensuring the region remains vibrant and alive, ready for the richer downpours ahead.

September Precipitation Trends in Pisac

The chart displays monthly precipitation patterns in Pisac, 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 Pisac, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1902662031307363506590127156254
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pisac

As the seasons shift in Pisac, Peru, September marks a notable change in humidity levels, with the average dropping to 51%. Following the relative dryness of the preceding months—where July and August saw humilities as low as 44%—September introduces a mild increase in moisture. This transition indicates the onset of spring in the Southern Hemisphere, as the lush landscapes begin to awaken. Despite this upturn, September remains one of the drier months compared to the high humidity of the preceding year, suggesting a balanced climate that allures visitors to experience the area's vibrant beauty. As the humidity begins to rise again into October at 64%, the air grows heavier, setting the stage for the lush greenery that follows in the coming months.

September Average Humidity in Pisac

This chart illustrates the average monthly humidity levels in Pisac, 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 Pisac is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%92%92%90%88%77%55%44%51%64%84%93%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pisac

In September, the UV Index in Pisac, Peru reaches 17, marking a return to the extreme exposure category, where the potential for sunburn looms after just 10 minutes of unprotected skin exposure. This month is a continuation of slightly fluctuating values observed since April, showcasing a gradual rise in intensity as the region transitions towards summer. It’s noteworthy that, while September’s UV levels are lower compared to the peak months of January and February, they remain significant. Visitors should remain vigilant about sun protection, as trends indicate that the UV Index typically intensifies throughout the spring months, leading into warmer days ahead. For more details, check out the comprehensive Pisac UV Index.

Maximum UV Index Levels in Pisac for September

The chart shows the monthly maximum UV Index (UVI) for Pisac 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 Pisac typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec221919171411131417182220
Data source: Pisac 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 Pisac

As September arrives in Pisac, Peru, the region basks in a delightful 324 hours of sunshine, showcasing a golden tapestry of clear skies and vibrant landscapes. This month marks a gentle decline from the sun-drenched peak of 341 hours in August, yet it continues to shine brightly compared to the earlier months of the year. Notably, September retains the warmth of late winter, maintaining a rich streak of sunshine that began in May with 327 hours and persisted through a radiant summer. As the days begin to subtly shorten, Pisac remains a captivating destination, inviting visitors to soak in the bountiful rays before the cooler months approach.

Monthly Sunshine Duration in Pisac: September Highlighted

The September sunshine duration represents the total number of hours Pisac 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.
JanFebMarAprMayJunJulAugSepOctNovDec228h240h291h296h327h313h334h341h324h314h277h274h
Data source: Pisac September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pisac During September

In September, Pisac experiences a 22% chance of sunny weather, a notable shift as it follows the peak of winter sun in July (45%) and August (36%). The transition from the dry season to the wet season sees a dip in sunny days, yet September still offers a fair opportunity for clear skies compared to the gloomier months of October and November. As spring begins to bloom in the Southern Hemisphere, visitors can expect a balance of sun and clouds, making it an inviting time to explore the stunning landscapes and vibrant culture of Pisac.

Percentage of Sunny Days in September in Pisac

The chart illustrates the percentage of sunny days in Pisac 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 Pisac experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec6%5%7%16%32%30%45%36%22%15%4%6%
Data source: Pisac September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pisac in September

In Pisac, Peru, the transition into September heralds a refreshing return to longer days, with daylight extending back to 12 hours. After a stretch of consistent 11-hour days from April through August, this shift marks a notable resurgence in sunlight, similar to the longer days enjoyed in the early part of the year. This rhythm continues into October and November, where daylight remains stable at 12 hours, creating a pleasant environment for both locals and visitors alike. As the year draws to a close, the daylight duration will once again stabilize at this length, reinforcing the remarkable consistency of Pisac’s daylight patterns throughout the seasons.

Average Daylight Hours in Pisac for September

The chart illustrates the variation in daylight duration in Pisac throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 48m12h 30m12h 8m11h 46m11h 28m11h 19m11h 24m11h 39m12h 1m12h 23m12h 43m12h 54m
Data source: Pisac daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Pisac

In September, the gentle whispers of the wind in Pisac, Peru, reach an average speed of 1.4 m/s (3 mph), mirroring the slight increase observed in August. This trend reflects a subtle ascent as the cooler months approach, bringing forth a refreshing breeze that dances through the stunning Andean landscape. As the year progresses, the winds in Pisac remain consistently mild, hovering around 1.1 to 1.4 m/s, allowing visitors to fully immerse themselves in the tranquil atmosphere. The climate during this time invites one to explore the vibrant markets and lush surroundings, all while enjoying the perfect weather complemented by the soothing touch of September's winds.

Average September Wind Speed in Pisac

The chart displays monthly wind speed patterns in Pisac, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.31.21.11.21.21.31.41.4 m/s1.31.11.2
Data source: Pisac September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pisac Compares to Other Months

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

September and January present quite different weather patterns. In September, temperatures range from a chilly minimum of -3°C (27°F) to a comfortable maximum of 19°C (66°F), with an average of 8°C (46°F). The month sees about 90 mm (3.5 in) of precipitation over 22 days, with relative humidity at 51%. In contrast, January offers milder temperatures with a minimum of 2°C (35°F) and a maximum of 18°C (64°F), averaging at 9°C (48°F). However, it is wetter, with precipitation reaching 189 mm (7.5 in) spread over 25 days, and humidity rises significantly to 94%. For a more detailed view of the climate, check out Pisac weather in January.

In September, temperatures typically range from a chilly -3°C (27°F) at night to a mild 19°C (66°F) during the day, with an average temperature of 8°C (46°F). This month experiences about 90 mm (3.5 in) of precipitation over 22 days, and humidity levels hover around 51%, creating a relatively comfortable atmosphere. In contrast, February presents a different climate, with nightly lows of 2°C (35°F) and daytime highs reaching 20°C (68°F), resulting in an average temperature of 9°C (48°F). However, February is notably wetter, with 266 mm (10.5 in) of rainfall over 28 days and humidity rising to 92%. For a more detailed look at February weather in Pisac, check out this link: Pisac weather in February.

In comparing the weather between September and March, we observe notable differences in temperature, precipitation, and humidity. September experiences cooler temperatures, with a minimum of -3°C (27°F) and an average of 8°C (46°F), while March sees slightly warmer temperatures, with a minimum of 2°C (36°F) and an average of 9°C (48°F). Precipitation levels are significantly higher in March, totaling 203 mm (8.0 in) over 30 days, compared to September's 90 mm (3.5 in) across 22 days. Additionally, March features much higher humidity at 92%, compared to September’s more moderate 51%. For more detailed insights into March weather, you can check Pisac weather in March.

September and April exhibit distinct weather patterns, reflecting the transition from late winter to early spring. In September, temperatures range from a minimum of -3°C (27°F) to a maximum of 19°C (66°F), with an average temperature of 8°C (46°F). The month sees around 90 mm (3.5 in) of precipitation over 22 days and a moderate humidity level of 51%. In contrast, April experiences slightly higher temperatures, with lows around 0°C (32°F) and highs reaching 17°C (62°F), while maintaining an average of 8°C (47°F). However, April is characterized by increased rainfall of 129 mm (5.1 in) spread across 26 days and significantly higher humidity at 90%. This notable difference in precipitation and humidity marks April as a wetter and more humid month compared to September. For specific details on Pisac's climate, check out Pisac weather in April.

When comparing the weather in September and May, notable differences emerge despite some similarities. Both months experience a minimum temperature of around -3°C (27°F), but September sees a slightly warmer average high of 19°C (66°F), compared to May's maximum of 17°C (62°F). Precipitation levels are also higher in September, with 90 mm (3.5 in) over 22 days, making it a wetter month than May, which has 73 mm (2.9 in) across 19 days. Additionally, humidity is significantly higher in May at 88%, creating a more muggy atmosphere compared to the 51% humidity in September. For more detailed insights, you can check out the information on Pisac weather in May.

September and June present distinct weather patterns, each with its own unique characteristics. In September, temperatures range from a minimum of -3°C (27°F) to a comfortable maximum of 19°C (66°F), with an average of 8°C (46°F). This month sees more precipitation, totaling 90 mm (3.5 in) over 22 days, and a relative humidity of 51%. In contrast, June features slightly warmer temperatures, with a minimum of -2°C (29°F) and a maximum of 17°C (63°F), averaging 7°C (45°F). Rainfall is less frequent in June, amounting to 63 mm (2.5 in) over just 12 days, but the humidity is notably higher at 77%. For more details on the specifics of June weather, you can check Pisac weather in June.

When comparing the weather in September and July, September exhibits slightly warmer temperatures with an average of 8°C (46°F), reaching a maximum of 19°C (66°F), while July's average is cooler at 7°C (44°F) with a peak of 17°C (63°F). Interestingly, both months show similar minimum temperatures, with July at -4°C (26°F) and September at -3°C (27°F). However, September experiences a significant increase in precipitation, totaling 90 mm (3.5 in) over 22 days compared to July's 50 mm (2.0 in) over just 10 days. Humidity is relatively higher in July at 55%, compared to 51% in September. For more insights on July weather specifics, you can visit Pisac weather in July.

September generally experiences slightly milder temperatures compared to August, with an average high of 19°C (66°F) and a low of -3°C (27°F), while August has an average high of 17°C (64°F) and a low of -4°C (25°F). Additionally, September sees more precipitation, totaling 90 mm (3.5 in) over 22 days, compared to August’s 65 mm (2.6 in) over 16 days. The humidity also rises in September to 51%, up from August's 44%. For more details on weather conditions during August, you can check Pisac weather in August.

In September, the weather exhibits a noticeable transition as temperatures range from a minimum of -3°C (27°F) to a maximum of 19°C (66°F), with an average of 8°C (46°F). The month is characterized by relatively high precipitation, totaling 90 mm (3.5 in) over 22 days, and a humidity level of 51%. In contrast, October slightly warms up, with temperatures varying from 0°C (33°F) to 20°C (68°F) and an average of 9°C (48°F). However, it also sees an increase in rainfall, with 127 mm (5.0 in) spread over 26 days, contributing to a higher humidity of 64%. For a closer look at October conditions, you can visit Pisac weather in October.

September weather is characterized by a cooler temperature range, with minimums reaching as low as -3°C (27°F) and maximums peaking at 19°C (66°F). While the average temperature is 8°C (46°F), the month sees moderate precipitation of 90 mm (3.5 in) over 22 days, along with a relatively low humidity level of 51%. In contrast, November exhibits milder temperatures, with a minimum of 2°C (36°F) and a slightly higher average of 10°C (49°F). The maximum temperature of 18°C (65°F) reveals a gradual warmth as the season transitions. November also experiences increased precipitation of 156 mm (6.1 in) spread over 28 days, resulting in significantly higher humidity at 84%. For a detailed look at November conditions in Pisac, check out Pisac weather in November.

In comparing the weather of September and December, September tends to be cooler with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 19°C (66°F), averaging around 8°C (46°F). This month experiences about 90 mm (3.5 in) of precipitation over approximately 22 days, with a relative humidity of 51%. In contrast, December sees slightly warmer temperatures, with a minimum of 2°C (36°F) and an average of 9°C (49°F), although it can still reach the same maximum of 19°C (66°F). However, December is much wetter, receiving 254 mm (10.0 in) of rain over 29 days and a much higher humidity of 93%. For a more detailed overview of the conditions in December, you can visit Pisac weather in December.

Compare Pisac's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pisac

As September rolls into Pisac, the weather experience shifts dramatically compared to the winter months. The days become warmer, with temperatures gradually rising, while the crisp evenings still carry the chill of the previous season. This month also witnesses significant rainfall, making it one of the wetter times of the year, with precipitation nearly half the days, contributing to the lush landscapes nearby. Humidity levels remain moderate, adding a refreshing feel to the air. For an in-depth look at how the climate evolves throughout the year, visit Pisac Climate.