September Weather in Piura, Peru

Last updated: August 27, 2025

September in Piura, Peru brings pleasantly warm temperatures, with maximums reaching 29°C (85°F) and an average hovering around 21°C (69°F). The climate is characterized by a minimum temperature of 16°C (60°F), creating comfortable conditions for outdoor activities. This month experiences minimal precipitation, with only 3 mm (0.1 in) recorded and no rainy days, making it an ideal time to explore the region's vibrant culture and stunning landscapes. With humidity levels at 75%, the air feels warm but not oppressive, perfect for enjoying everything Piura has to offer.

September Temperature in Piura

In September, Piura, Peru, experiences a gentle transition as the temperatures begin to stabilize, with minimums averaging around 16°C (60°F) and maximums reaching about 29°C (85°F). This month sees a modest rise from the cooler conditions of the previous months, as the average temperature hovers around 21°C (69°F), offering a comfortable climate ideal for outdoor adventures. As the region continues to shed its winter chill, visitors can expect pleasant days filled with sunshine, making it a perfect time to explore the vibrant surroundings and rich culture of Piura. Overall, September provides a harmonious blend of warmth and mildness, marking a delightful shift towards the approaching summer.

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

The chart illustrates September temperature patterns in Piura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Piura, 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).
JanFebMarAprMayJunJulAugSepOctNovDec788080787572696869707175
Data source: Temperature data for Piura 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 Piura

September in Piura, Peru is characterized by minimal precipitation, with just 3 mm (0.1 in) recorded for the month and notably, no rainy days. This trend aligns with the region's dry season where the rainfall sharply drops after the heavier months of March and February, which witness significant contributions of 157 mm (6.2 in) and 65 mm (2.5 in) respectively. As the year progresses, September serves as a transition into the quieter, drier months, reinforcing Piura's reputation as a region that experiences stark shifts in precipitation patterns throughout the year. The drying trend continues into October, hinting at the overall climate's seasonal rhythm.

September Precipitation Trends in Piura

The chart displays monthly precipitation patterns in Piura, 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 Piura, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec206515733136423101430
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Piura

In September, Piura, Peru experiences a slight uptick in humidity, reaching 75%, after the drier months of July and August, which both recorded 71% relative humidity. This increasing trend signals the transition from the drier winter season back to a more humid atmosphere as the year progresses into spring. While September remains less humid than the earlier months of the year, such as January and February—which boast humidity levels of 89% and 87%, respectively—this modest rise hints at the return of the tropical warmth characteristic of the region. As the month unfolds, the gradual increase in humidity sets the stage for the later months, where levels see a notable rise again.

September Average Humidity in Piura

This chart illustrates the average monthly humidity levels in Piura, 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 Piura is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%87%86%89%84%71%71%75%77%79%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Piura

In September, Piura continues to experience an extreme UV Index level of 14, necessitating caution for sun exposure. This month sees a return to the high values typical of the earlier months of the year, paralleling the indices noted in January and October. While there is a slight dip in UV exposure during the mid-year months of June and July, the overall trend suggests that sun safety remains paramount year-round, with a consistent burn time of just 10 minutes under these conditions. Residents and visitors alike should remain vigilant to protect themselves from harmful rays. For more detailed information, explore the Piura UV Index.

Maximum UV Index Levels in Piura for September

The chart shows the monthly maximum UV Index (UVI) for Piura 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 Piura typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516151311111214141413
Data source: Piura 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 Piura

September in Piura, Peru, shines with a generous 319 hours of sunshine, maintaining a vibrant glow that lingers from the sunny peak of August. As the dry season begins to cool slightly, this month continues the trend of abundant light, just shy of the summer months' highs. The sun-soaked days showcase a consistent pattern of brightness, beginning with 271 hours in January and peaking at 338 hours in December. As the year progresses from February's 299 hours to July's 325 hours, each month builds towards the delightfully radiant September, which manages to outshine its predecessor slightly. The steady availability of sunshine invites both locals and visitors to revel in outdoor activities and bask in manageable warmth as the year gradually transitions into its cooler months.

Monthly Sunshine Duration in Piura: September Highlighted

The September sunshine duration represents the total number of hours Piura 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.
JanFebMarAprMayJunJulAugSepOctNovDec271h299h308h318h329h312h325h330h319h327h317h338h
Data source: Piura September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Piura During September

In September, Piura, Peru enjoys a favorable 52% chance of sunny weather, marking a shift toward drier days after the more overcast months of winter. This month stands out as an ideal time for outdoor activities, as the likelihood of sunshine is significantly higher than in the preceding months of July and August. Following the peak sunny month of May, September offers a comfortable transition into spring, where residents and visitors alike can bask in warmer, brighter days. As October approaches, the chance of sunshine dips again, making September a prime opportunity to soak up the sun before the cloudier months return.

Percentage of Sunny Days in September in Piura

The chart illustrates the percentage of sunny days in Piura 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 Piura experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%31%25%38%62%44%60%45%52%35%30%28%
Data source: Piura September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Piura in September

In September, Piura, Peru, enjoys a return to 12 hours of daylight, reminiscent of the sun-soaked days at the beginning of the year. This shift marks an interesting transition, as the region experiences 11 hours of daylight from April to August before daylight begins to extend again in September and continues into October. The fluctuation between 12 hours and 11 hours throughout the year highlights Piura's unique equatorial climate, where the duration of daylight remains relatively stable but varies slightly with the seasons. As the days grow longer, September beckons with the promise of vibrant sunsets and warm evenings, inviting residents and visitors alike to embrace the beauty of the approaching summer months.

Average Daylight Hours in Piura for September

The chart illustrates the variation in daylight duration in Piura throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 22m12h 15m12h 6m11h 58m11h 51m11h 48m11h 50m11h 55m12h 3m12h 12m12h 20m12h 24m
Data source: Piura daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Piura

As September rolls into Piura, Peru, the winds pick up slightly, maintaining an average speed of 3.7 m/s (8 mph). This marks a consistent pattern seen in the latter half of the year, where wind speeds hover between 3.5 to 3.7 m/s from August through November. Interestingly, after a dip in March, the winds gradually strengthened, peaking in the late summer months. This gentle breeze not only provides a refreshing respite from the warm coastal temperatures but also hints at the changing seasons, reinforcing Piura’s reputation for delightful weather that invites exploration and outdoor activities. As the winds continue their steady pace into October, the anticipation of the upcoming peak wind season lingers in the air, tantalizing both locals and visitors alike.

Average September Wind Speed in Piura

The chart displays monthly wind speed patterns in Piura, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.32.53.33.53.53.43.73.7 m/s3.73.53.5
Data source: Piura September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Piura Compares to Other Months

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

September and January exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 29°C (85°F), with an average of 21°C (69°F) and minimal rainfall of just 3 mm (0.1 in) over zero days of precipitation. The humidity sits at a comfortable 75%. In contrast, January brings warmer conditions with temperatures varying from 19°C (67°F) to a high of 35°C (94°F), averaging 26°C (78°F). This month experiences more precipitation, totaling 20 mm (0.8 in) across four days, and humidity rises to 89%. For a closer look at January's climate, you can check Piura weather in January.

September and February exhibit notable differences in weather patterns. In September, the climate is mild with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 29°C (85°F), alongside low precipitation at just 3 mm (0.1 in) and high humidity at 75%. In contrast, February tends to be much warmer, with temperatures spanning from 20°C (68°F) at night to a scorching 35°C (96°F) during the day. This month also sees significantly higher rainfall, totaling 65 mm (2.5 in) over about 9 days, and increased humidity at 87%. For a more detailed look at February weather, you can check out Piura weather in February.

In September, the weather is pleasantly warm, with average temperatures ranging from a minimum of 16°C (60°F) to a maximum of 29°C (85°F) and very little precipitation, only about 3 mm (0.1 in) throughout the month. The humidity levels are moderate at 75%, making it a comfortable time to enjoy outdoor activities. In contrast, March experiences significantly higher temperatures, with an average ranging from 21°C (69°F) to a scorching maximum of 36°C (96°F). Additionally, March is much wetter, receiving around 157 mm (6.2 in) of rainfall spread over 9 days, and the humidity rises to 87%. For more details on March weather, you can visit Piura weather in March.

In comparing the weather between September and April, we see distinct seasonal differences. September features a mild temperature range with a minimum of 16°C (60°F), an average of 21°C (69°F), and a maximum of 29°C (85°F), alongside very low precipitation of just 3 mm (0.1 in) over the month. The humidity sits at a comfortable 75%, making it a pleasant time of year. In contrast, April warms up significantly, with temperatures starting at a minimum of 18°C (65°F), averaging 25°C (78°F), and peaking at 35°C (95°F). However, it also brings more rainfall, with 33 mm (1.3 in) spread over 5 days and higher humidity at 86%, contributing to a more tropical feel. For a deeper understanding of April's climate specifics, check out Piura weather in April.

In comparison to September, May typically experiences warmer temperatures, with average highs reaching up to 33°C (91°F) compared to September's max of 29°C (85°F). While both months have a minimum temperature of around 16°C (60°F), May's higher average temperature of 24°C (75°F) gives it a noticeably warmer feel. Additionally, May sees increased precipitation, averaging 13 mm (0.5 in) over about four days, while September is much drier with virtually no rainfall at all. The humidity in May also tends to be higher at 89%, compared to September's 75%. For more detailed information, you can check out Piura weather in May.

In June, the weather in Piura tends to be slightly warmer with average temperatures ranging from a minimum of 17°C to a maximum of 31°C, making it an ideal time for outdoor activities. The humidity is relatively high at 84%, and there are a couple of rainy days with a total precipitation of 6 mm. In contrast, September features a warm but slightly cooler atmosphere, with average temperatures between 16°C and 29°C, and it remains quite dry with no recorded rainfall. The humidity in September is slightly lower at 75%, providing a more comfortable environment. For those interested in more details about June's climate, you can visit Piura weather in June.

In September, the weather is generally warm, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 29°C (85°F) and an average of 21°C (69°F). The month experiences very little precipitation, averaging just 3 mm over 0 rainy days, and the humidity levels are relatively high at 75%. In contrast, July offers slightly cooler conditions, with temperatures peaking at 28°C (82°F) and a minimum of 15°C (60°F), maintaining an average of 21°C (70°F). Although July sees a bit more precipitation at 4 mm over 1 rainy day, the humidity is slightly lower at 71%. For a closer look at July’s weather specifics, check out Piura weather in July.

In September, the weather is slightly warmer compared to August, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 29°C (85°F), while August temperatures range from 15°C (59°F) to 28°C (83°F). Both months experience minimal precipitation, with September receiving 3 mm (0.1 in) and August receiving 2 mm (0.1 in), and neither month sees any rainy days. Humidity is a bit higher in September at 75%, compared to 71% in August. Overall, September offers a pleasant continuation of summer-like conditions, making it a great time to enjoy outdoor activities. For a detailed look at August's weather patterns, you can check out Piura weather in August.

In September, the weather is warm and relatively dry, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 29°C (85°F) and an average of 21°C (69°F). There is minimal precipitation, with only 3 mm (0.1 in) recorded over the month and no rainy days, making it a pleasant time for outdoor activities. In contrast, October sees a slight increase in temperatures, reaching up to 30°C (86°F) while maintaining a similar minimum of 16°C (61°F) and an average of 21°C (70°F). However, October also brings increased humidity and rain, with a total of 10 mm (0.4 in) over 2 days of precipitation, resulting in a more humid climate overall. For more details on the weather in October, you can check out Piura weather in October.

September typically features warmer daytime temperatures, with an average of 21°C (69°F) and a maximum reaching up to 29°C (85°F). In contrast, November sees a slightly cooler minimum temperature of 14°C (58°F), but the average remains similar at 22°C (71°F) and can peak at 31°C (88°F). While September enjoys dry conditions with no recorded precipitation, November experiences 14 mm (0.6 in) of rainfall over three days, contributing to a higher humidity level at 79% compared to September's 75%. For more detailed insights, you can check Piura weather in November.

The weather in September is generally mild, with average temperatures ranging from a low of 16°C (60°F) to a high of 29°C (85°F), and humidity at 75%. Precipitation is minimal, with only 3 mm recorded and no rainy days. In contrast, December experiences slightly warmer temperatures, averaging between 17°C (63°F) and 32°C (91°F), and is significantly wetter, with 29 mm of rainfall spread over 7 days and increased humidity at 86%. For more details on December weather, you can visit Piura weather in December.

Compare Piura's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Piura

As September rolls into Piura, residents and visitors alike can enjoy a pleasant shift in weather. This month boasts warm temperatures with a balmy average that invites outdoor activities, while the absolute absence of rainfall ensures that the landscape remains dry and vibrant. The humidity hovers at a comfortable level, making it an ideal time to explore the region without the discomfort that often accompanies peak rainy seasons. Overall, September stands out as a month where outdoor adventures can thrive, making it a great time to appreciate the unique Piura climate. For further insights on the weather patterns throughout the year, visit Piura Climate.