Last updated: August 27, 2025
In September, Huaylas, Peru experiences a blend of cool temperatures and moderate precipitation, creating a unique climate that appeals to nature enthusiasts. With maximum temperatures reaching 20°C (69°F) and an average of 12°C (55°F), daytime warmth contrasts with cooler nights averaging 4°C (40°F). This month sees 97 mm (3.8 in) of rain spread across approximately 20 days, contributing to a humidity level of 62%. Despite the frequent showers, September presents an opportunity to witness the breathtaking landscapes of the region, enhanced by the lush vegetation stirred by the rains.
In Huaylas, Peru, September brings a slight uptick in temperatures as the region transitions from the depths of winter toward spring. This month records a minimum of 4°C (40°F), aligning closely with the chilly temperatures of previous months, while the average rises to 12°C (55°F). Daytime highs remain moderate, peaking at 20°C (69°F)—a consistent pattern seen throughout the year. As the days gradually warm up, you'll find a pleasant balance that makes exploring the stunning landscapes of Huaylas enjoyable. With temperatures steadily edging upwards from the cooler months, September acts as a gentle reminder of the warmer days ahead, inviting visitors to embrace the beauty of the Andes.
In September, Huaylas experiences a moderate precipitation of 97 mm (3.8 in), which is a notable increase compared to the drier months of July and August. This month sees rain on approximately 20 days, indicating a shift as the region transitions back into its wetter season. This uptick in rainfall is crucial for sustaining the lush landscapes and agricultural activities, setting the stage for a further increase in precipitation in October. Over the year, September represents a pivotal moment, bridging the gap between the arid mid-year months and the peak rainy season that follows, reinforcing Huaylas's climatic rhythms.
In September, the humidity in Huaylas, Peru experiences a slight increase to 62%, marking a gentle transition from the drier months of July and August, which recorded 55% and 53% respectively. This rise signals the approach of the wetter season, as humidity levels begin to climb again after reaching their yearly low. The change is part of a broader trend where humidity levels peak in the early and late months of the year, soaring to an impressive 91% in January and December. As the weather shifts towards the more humid months ahead, locals and visitors can anticipate a refreshing increase in moisture, setting the stage for the lush greenery that characterizes the region.
In September, Huaylas experiences a UV Index of 16, categorizing it as extreme and maintaining a swift burn time of just 10 minutes. This month is part of a broader trend where the region consistently faces high UV exposure, particularly from January to April when values peak at 17 and 18. Although there is a slight decline during the middle months of the year, the UV levels remain significant, emphasizing the need for sun protection throughout the year. As autumn approaches, it's essential for residents and visitors alike to be vigilant about sun safety. For more detailed information, visit Huaylas UV Index.
UV Risk Categories
As September arrives in Huaylas, Peru, the region basks in a radiant 318 hours of sunshine, marking a slight dip from the sun-drenched days of August, which boasted an impressive 335 hours. This pattern reflects a broader trend of increasing sunlight from January through August, culminating in a peak during the heart of winter. Following September, the sunny days begin to gradually decline as the year moves toward its conclusion, yet the overall abundance of sunshine throughout the year showcases Huaylas as a sun-kissed haven. With the longest days situated in the mid-year months, September continues to offer ample sunshine for outdoor adventures amidst stunning Andean landscapes.
In September, Huaylas, Peru, sees a 42% chance of sunny weather, a dip from the lively sunshine of July and August, which boast 73% and 53%, respectively. This month marks a transitional phase as the region shifts from winter into spring; however, it still retains a favorable opportunity for clear skies. The upward trend in sunny days from the start of the year reaches its peak in mid-winter, making September an ideal time for outdoor activities while still enjoying the pleasant remnants of the dry season. As the year progresses, the likelihood of sunshine gradually decreases again, highlighting September as a sweet spot for those seeking a balance of warmth and light.
As September arrives in Huaylas, Peru, the landscape welcomes a delightful increase in daylight, extending to 12 hours each day. This marks a return to the consistent 12-hour daylight pattern seen in the first half of the year, as daylight gradually transitioned from 11 hours during the colder months of April through August. The shine of September not only offers more sunlight for outdoor activities but also signifies a subtle transition toward the warmer months ahead. With October and November maintaining this generous daylight, residents and visitors alike can enjoy the beauty of Huaylas under longer stretches of sunlit skies.
As September unfolds in Huaylas, Peru, the gentle breeze brings a refreshing change, with an average wind speed of 1.0 m/s (2 mph). This month maintains a steady rhythm akin to the preceding summer months of July and August, where the winds also reached 1.1 m/s (3 mph). Interestingly, September marks a slight dip from the previous month, showcasing a harmonious pattern of variability throughout the year. Overall, the wind remains consistent and mild, echoing the tranquil atmosphere that defines Huaylas, inviting residents and visitors alike to relish the subtle dynamism of the landscape.
Weather in Huaylas varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Huaylas, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather typically features mild temperatures, with a minimum of 4°C (40°F) and a maximum of 20°C (69°F), averaging around 12°C (55°F). This month experiences moderate rainfall of 97 mm (3.8 in) spread over 20 days, accompanied by a humidity level of 62%. In contrast, January presents slightly warmer conditions with a minimum of 5°C (41°F) and the same maximum of 20°C (69°F), but the average temperature remains comparable at 12°C (54°F). However, January sees a significant increase in precipitation, totaling 168 mm (6.6 in) over 23 days, and a notably higher humidity level of 91%. For more detailed insights on January weather in this region, you can refer to Huaylas weather in January.
When comparing the weather in September and February, both months exhibit similar average temperatures, hovering around 12°C (54°F) and a maximum of about 20°C (68-69°F). However, September tends to be slightly cooler with a minimum temperature of 4°C (40°F) compared to February’s 2°C (37°F). Precipitation levels are significantly higher in February, with 197 mm (7.8 in) of rain falling over 26 days, contrasting with September's 97 mm (3.8 in) spread over 20 days. Additionally, February experiences much higher humidity at 89%, compared to September's 62%. For more detailed information, you can visit Huaylas weather in February.
When comparing the weather in September and March, we see some notable differences. September tends to be slightly milder, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 20°C (69°F), along with an average temperature of 12°C (55°F). In contrast, March offers a slightly warmer minimum of 5°C (40°F) but maintains the same maximum temperature of 20°C (68°F) and a comparable average of 12°C (53°F). However, March experiences significantly more rainfall, with a total of 284 mm (11.2 in) over 30 days, compared to September's 97 mm (3.8 in) spread across 20 days. The humidity also rises in March to 89%, while September's humidity sits at a more comfortable 62%. For more specific conditions in the Huaylas region, you can view Huaylas weather in March.
When comparing the weather in September and April, we see some notable similarities and differences. Both months register a minimum temperature of 4°C (40°F) and an average temperature around 12°C (55°F). However, while the maximum temperatures in both months reach 20°C (69°F in September and 67°F in April), the overall character of the months varies significantly.
April experiences considerably higher precipitation, with a total of 173 mm (6.8 in) over 26 days, compared to September's 97 mm (3.8 in) across 20 days. This increased rainfall contributes to a noticeably higher humidity level in April, reaching 88%, compared to September’s 62%. Overall, while both months share similar temperature ranges, April is generally wetter and more humid. For more detailed information, check Huaylas weather in April.
In September, the weather features a mild average temperature of 12°C (55°F) with daytime highs reaching up to 20°C (69°F) and lows dropping to around 4°C (40°F). Although it experiences considerable precipitation, with about 97 mm (3.8 in) over just 20 days, the humidity remains relatively moderate at 62%.
Conversely, May showcases nearly identical average temperatures at 12°C (54°F), but it enjoys slightly warmer maximums of 21°C (71°F) and a lower minimum of 3°C (38°F). This month also sees a bit more rain, totaling approximately 102 mm (4.0 in) across 23 days, leading to a higher humidity level of 84%. The increased moisture in May contributes to a somewhat more humid atmosphere compared to September. For more details on May's climate, you can visit Huaylas weather in May.
In comparing the weather of September and June, we see some intriguing differences. September exhibits a slightly wider temperature range, with averages of 12°C (55°F) and maximums reaching up to 20°C (69°F), while June offers a comparable average of 12°C (54°F) but slightly warmer maximums at 21°C (70°F). Precipitation in September is significantly higher at 97 mm (3.8 in) over 20 days compared to June’s 44 mm (1.7 in) across just 12 days, indicating a wetter month. Moreover, humidity levels are higher in June at 73%, compared to September's 62%. For a closer look at how June weather varies in the Huaylas region, you can visit Huaylas weather in June.
In comparing September and July weather, we see that both months have similar average temperatures, with July averaging 12°C (54°F) and September also at 12°C (55°F). However, September tends to be slightly warmer at its maximum, reaching 20°C (69°F) compared to July's 21°C (69°F). A notable difference is in precipitation; September experiences significantly more rainfall, with 97 mm (3.8 in) over 20 days, while July sees only 30 mm (1.2 in) across just 9 days. Additionally, September has a higher humidity level at 62%, compared to July’s 55%. For more detailed insights on weather patterns in July, you can refer to Huaylas weather in July.
In comparing the weather of September and August, we see a subtle shift towards cooler temperatures and increased precipitation. September features a minimum temperature of 4°C (40°F) and an average temperature of 12°C (55°F), quite similar to August's minimum of 2°C (35°F) and average of 12°C (54°F). However, September sees a maximum temperature of 20°C (69°F), slightly cooler than August's high of 21°C (71°F). Precipitation levels also tell a different story, with September experiencing 97 mm (3.8 in) of rainfall over 20 days, compared to August's 42 mm (1.7 in) over just 11 days. Additionally, September's humidity rises to 62%, higher than August's 53%. For more detailed insights into August weather, check out Huaylas weather in August.
In September, the weather shows a comfortable range with temperatures peaking at 20°C (69°F) and a relatively low precipitation level of 97 mm (3.8 in) over 20 days. The humidity hovers around 62%, providing a mild atmosphere as summer's warmth begins to fade. Conversely, October brings slightly warmer highs of 21°C (70°F) but significantly more rainfall, with a total of 158 mm (6.2 in) spread across 26 days, resulting in a more humid environment at 82%. This shift not only marks a transition into the wetter season but also an increase in overall moisture in the air, making October feel quite distinct. For detailed climate insights, you can check Huaylas weather in October.
September and November share similar average temperatures, typically hovering around 12°C (55°F) with maximums reaching 20°C (68°F) in November. However, November experiences slightly cooler minimum temperatures at 5°C (41°F) compared to September's 4°C (40°F). In terms of precipitation, November is notably wetter, receiving 134 mm (5.3 in) over 22 days, while September has a lower total of 97 mm (3.8 in) across 20 days. Additionally, November's humidity is significantly higher at 89%, compared to September's 62%, making the air feel more damp and chilly. For more information, visit Huaylas weather in November.
In September, the weather features a mild range of temperatures with a minimum of 4°C (40°F), an average of 12°C (55°F), and a maximum of 20°C (69°F). The month experiences around 97 mm (3.8 in) of precipitation spread over 20 days, coupled with a humidity level of 62%. In contrast, December sees slightly milder minimum temperatures at 5°C (40°F) with the same average and maximum temperatures as September. However, it is significantly wetter, with total precipitation increasing to 197 mm (7.8 in) over 27 days and a much higher humidity level at 91%. For a more detailed look at the weather during this month, you can refer to Huaylas weather in December.
As September settles in Huaylas, the transition to cooler days becomes evident. With temperatures peaking at a pleasant 20°C, the weather invites both residents and visitors to explore the stunning landscapes. However, it's also a time when the region experiences increased rainfall, with about 20 days of precipitation contributing to an overall humidity of 62%. This is a noticeable shift from the drier months of the year, enhancing the lush greenery of the surroundings. For those interested in understanding the broader climatic patterns, further details can be found at Huaylas Climate.