September Weather in Tarapoto, Peru

Last updated: August 27, 2025

In September, Tarapoto, Peru experiences a warm tropical climate, with maximum temperatures reaching up to 34°C (94°F) and an average of 25°C (77°F). The month sees a minimum temperature of 18°C (64°F), providing comfortable nighttime conditions. However, precipitation is notable, as the region receives 115 mm (4.5 in) of rain over approximately 16 days, contributing to the lush landscape. With a humidity level of 42%, the weather is typically humid but remains manageable, making it an interesting time for visitors and locals alike to explore the rich biodiversity and natural beauty of this vibrant city.

September Temperature in Tarapoto

In September, Tarapoto, Peru, enjoys a delightful climate, with minimal temperature fluctuations that reflect the region's tropical nature. The average temperature hovers around 25°C (77°F), which is a comfortable midpoint between its minimum of 18°C (64°F) and a maximum of 34°C (94°F). This month marks a gentle transition as temperatures begin to rise again after the cooler months of July and August, where lows dipped to 14°C (58°F). As the days grow warmer, September offers lively conditions for outdoor activities, showcasing the lush landscapes of the Amazon region, making it an ideal time to explore.

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

The chart illustrates September temperature patterns in Tarapoto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tarapoto, 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).
JanFebMarAprMayJunJulAugSepOctNovDec767675757575747577777777
Data source: Temperature data for Tarapoto 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 Tarapoto

September in Tarapoto, Peru, marks a transitional moment in the region's precipitation patterns, as the rainfall begins to increase after the drier months of July and August. With 115 mm (4.5 in) of rain falling over 16 days, September serves as a prelude to the more substantial downpours that follow in October and November. This moderate level of precipitation, while relatively lower compared to the peak months of March (305 mm) and April (259 mm), still plays a crucial role in replenishing the lush landscapes of the Amazon region. As the dry spell recedes, residents and nature alike welcome the rain, setting the stage for the vibrant growth that characterizes Tarapoto’s wet season.

September Precipitation Trends in Tarapoto

The chart displays monthly precipitation patterns in Tarapoto, 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 Tarapoto, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2091873052592241369787115190237170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Tarapoto

In September, Tarapoto, Peru, experiences a notable shift in humidity, registering at 42%, the second lowest in the year, following July's 47%. As the region emerges from its dryer months—particularly August, which sees humidity dip to a mere 37%—September marks the beginning of a gradual increase leading into wetter conditions. This transition paves the way for the onset of the rainy season, as humidity levels are set to rise again in October, climbing to 62%. Overall, while September may feel drier and more comfortable, it serves as a precursor to the lush greenery that follows, highlighting Tarapoto's unique climatic rhythm throughout the year.

September Average Humidity in Tarapoto

This chart illustrates the average monthly humidity levels in Tarapoto, 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 Tarapoto is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%76%81%86%86%70%47%37%42%62%76%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tarapoto

In September, Tarapoto, Peru experiences a UV Index of 14, maintaining its position within the extreme exposure category alongside other months like November and December. As the dry season starts to recede, the UV levels slightly decrease from the peak observed earlier in the year, yet they remain high enough to necessitate caution. With a consistent burn time of just 10 minutes, both residents and visitors should be mindful of the sun's intensity. This trend of extreme UV radiation underscores the importance of sun protection throughout the year in Tarapoto. For more details, visit Tarapoto UV Index.

Maximum UV Index Levels in Tarapoto for September

The chart shows the monthly maximum UV Index (UVI) for Tarapoto 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 Tarapoto typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161312111314151414
Data source: Tarapoto 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 Tarapoto

September in Tarapoto, Peru, shines brightly with 309 hours of sunlight, marking a delightful transition as the dry season begins to wane. Following the peak months of July and August, which boasted impressive totals of 328 and 327 hours, September's sunlight remains abundant, hinting at summer's lingering warmth. This month continues a trend of vibrant sunshine that started in May, where daylight hours began to noticeably increase. As the year advances towards October, with a slight drop to 292 hours, September stands out as a golden opportunity to soak in the radiant scenery and enjoy the lush landscapes that thrive under the sun's generous embrace.

Monthly Sunshine Duration in Tarapoto: September Highlighted

The September sunshine duration represents the total number of hours Tarapoto 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.
JanFebMarAprMayJunJulAugSepOctNovDec225h257h259h261h305h295h328h327h309h292h255h302h
Data source: Tarapoto September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tarapoto During September

In Tarapoto, Peru, the likelihood of sunny weather shows a notable upward trend as the year progresses, peaking in the mid-year months. While January and February bring a modest 16% and 12% chance of sunshine, the months leading to July see a significant increase, culminating in a 50% sun chance during peak winter. By September, the odds remain favorable at 36%, continuing the trend of relatively dry and sunny conditions compared to the earlier months. However, as the year transitions into the latter months, the chances of sunny weather start to decline again, with October dropping to 22%. This cyclical pattern highlights the region's unique weather dynamics, making September a particularly appealing time for sun-seekers.

Percentage of Sunny Days in September in Tarapoto

The chart illustrates the percentage of sunny days in Tarapoto 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 Tarapoto experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%12%12%18%36%25%50%44%36%22%17%19%
Data source: Tarapoto September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tarapoto in September

In Tarapoto, Peru, the September daylight duration marks a delightful transition as the city enjoys 12 hours of daylight, a trend that mirrors the early months of the year. Following a few months of consistent 11 hours during the colder season, September welcomes a return to the longer days reminiscent of January through March. This rhythm of daylight not only enhances the vibrant atmosphere of Tarapoto but also signifies the beginning of an exciting seasonal shift, with longer days kicking off the festive warmth of spring that leads into a lush and lively October and beyond. Throughout the year, the consistent daylight hours create a stable and inviting environment, making Tarapoto a year-round destination for outdoor enthusiasts and nature lovers alike.

Average Daylight Hours in Tarapoto for September

The chart illustrates the variation in daylight duration in Tarapoto throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 26m12h 17m12h 7m11h 56m11h 48m11h 44m11h 46m11h 53m12h 3m12h 14m12h 23m12h 28m
Data source: Tarapoto daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tarapoto

In Tarapoto, Peru, the wind begins to whisper softly as September arrives, with an average wind speed of 1.0 m/s (2 mph). This marks a gentle transition from the stillness of the mid-year months, where winds barely stirred at 0.9 m/s (2 mph) from April to June. With September's breezy caress, the gusts gradually regain their playful spirit, anticipating a slight uptick in October when they return to 1.1 m/s (2 mph). The annual cycle shows a pattern of calming breezes during the heart of the year, followed by a resurgence in wind speed as the month of November approaches, bringing with it an invigorating 1.3 m/s (3 mph). This rhythmic ebb and flow of wind highlights Tarapoto's unique climatic dance, where each month tells a story of nature's subtle shifts.

Average September Wind Speed in Tarapoto

The chart displays monthly wind speed patterns in Tarapoto, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.21.00.90.90.91.01.11.0 m/s1.11.31.3
Data source: Tarapoto September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tarapoto Compares to Other Months

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

September and January in Tarapoto present a contrast in weather conditions despite having similar temperature ranges. In September, the temperatures fluctuate from a minimum of 18°C (64°F) to a maximum of 34°C (94°F) with an average of 25°C (77°F). The month experiences 115 mm (4.5 in) of rainfall spread over 16 days and maintains a relatively low humidity level of 42%. In contrast, January sees the same temperature range but a significant increase in precipitation, totaling 209 mm (8.2 in) over 21 days, accompanied by much higher humidity at 80%. For more details on January weather in Tarapoto, you can refer to Tarapoto weather in January.

September and February exhibit notable differences in weather patterns. While September boasts a warm average temperature of 25°C (77°F), it experiences a higher maximum of 34°C (94°F) and a lower minimum at 18°C (64°F). In contrast, February maintains a similar average temperature but has a slightly higher minimum of 19°C (67°F) and a slightly cooler maximum of 33°C (92°F). However, February is characterized by significantly more precipitation, receiving 187 mm (7.4 in) over 21 days, compared to September's 115 mm (4.5 in) over 16 days. Additionally, February features elevated humidity levels at 76%, contrasting with September's lower 42%. For more details on February weather, check Tarapoto weather in February.

In September, the weather is generally warm, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 34°C (94°F) and an average of 25°C (77°F). This month experiences moderate humidity at 42% and receives about 115 mm (4.5 in) of precipitation over approximately 16 days. In contrast, March sees relatively cooler temperatures, with a range from 18°C (65°F) to 32°C (90°F) and an average temperature of 24°C (76°F). However, it is significantly wetter, boasting 305 mm (12.0 in) of rainfall spread over 28 days, and higher humidity at 81%. For a closer look at the specifics of March weather, you can visit Tarapoto weather in March.

In September, the weather is generally warm, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 34°C (94°F), and an average of 25°C (77°F). The month experiences moderate humidity at 42% and receives around 115 mm (4.5 in) of precipitation over approximately 16 days. In contrast, April sees slightly cooler temperatures with a minimum of 17°C (63°F) and a maximum of 33°C (92°F), averaging 24°C (76°F). However, it is significantly wetter, with 259 mm (10.2 in) of rain spread across 24 days and much higher humidity at 86%. For more detailed insights, check out Tarapoto weather in April.

When comparing the weather in September and May, we see significant differences in both temperature and precipitation. September typically enjoys a warmer average temperature of 25°C (77°F) with maximums reaching up to 34°C (94°F), while May has a slightly cooler average of 24°C (75°F), peaking at 32°C (91°F). However, May experiences much higher rainfall, with 224 mm (8.8 in) over 21 days compared to September's 115 mm (4.5 in) across 16 days. Additionally, May’s humidity is significantly higher at 86%, creating a more humid environment than September’s 42%. For more details on weather conditions during this month, check out Tarapoto weather in May.

In comparing the weather of September and June, September typically showcases slightly warmer temperatures, with average highs reaching 34°C (94°F) compared to June’s maximum of 32°C (90°F). While both months experience significant rainfall, June sees a bit more precipitation at 136 mm (5.4 in) over 17 days, compared to September’s 115 mm (4.5 in) over 16 days. Notably, humidity levels are considerably higher in June at 70%, creating a more humid feel than September’s more comfortable 42%. For further details, you can refer to Tarapoto weather in June.

When comparing the weather in September and July, September tends to be warmer overall, with average temperatures reaching around 25°C (77°F) compared to July's average of 23°C (74°F). September also sees higher maximum temperatures, peaking at 34°C (94°F) versus 32°C (89°F) in July. However, July experiences slightly cooler nights, with a minimum of 15°C (58°F) compared to September's minimum of 18°C (64°F). In terms of precipitation, September is wetter with 115 mm (4.5 in) over 16 days, while July has 97 mm (3.8 in) over 14 days, indicating more frequent rainfall. Humidity levels are also higher in July at 47%, while September has a lower humidity of 42%. For more details on July weather, check Tarapoto weather in July.

In comparing the weather of September and August, September experiences slightly warmer temperatures, with average highs around 34°C (94°F) compared to August's maximum of 35°C (95°F). However, September brings increased humidity at 42%, up from August's 37%, which can make the warmer temperatures feel more intense. Additionally, September sees more rainfall, with 115 mm (4.5 in) over 16 days, contrasting with August’s 87 mm (3.4 in) over just 10 days. For a detailed view of August conditions, you can check Tarapoto weather in August.

September and October in Tarapoto show some noticeable differences in weather patterns. Both months feature similar minimum temperatures of 18°C (64°F) and average temperatures around 25°C (77°F). However, October tends to be slightly warmer with a maximum temperature reaching 35°C (95°F), compared to 34°C (94°F) in September.

When it comes to precipitation, October sees an increase, receiving 190 mm (7.5 in) of rain over 22 days, in contrast to September's 115 mm (4.5 in) over 16 days. Additionally, humidity levels rise significantly in October to 62%, up from 42% in September. These changes highlight October as a month that, while having similar temperatures, brings more rain and humidity. For more detailed insights, you can visit Tarapoto weather in October.

In September, the weather in Tarapoto features warm temperatures, with a minimum of 18°C (64°F), an average of 25°C (77°F), and a maximum reaching 34°C (94°F). However, this month also sees considerable rainfall, totaling 115 mm (4.5 inches) over 16 days, while humidity remains relatively low at 42%.

In contrast, November maintains the same temperature range, with a minimum of 18°C (65°F), an average of 25°C (77°F), and a maximum of 34°C (93°F). Nevertheless, it is significantly wetter, with 237 mm (9.3 inches) of precipitation spread over 25 days and humidity levels rising to 76%. This stark contrast highlights the transition from September's drier trends to November's more humid and rainy conditions. For more detailed information, check Tarapoto weather in November.

In September, the weather features a warm average temperature of 25°C (77°F), with daytime highs reaching up to 34°C (94°F). The month experiences 115 mm (4.5 in) of rainfall over 16 days, accompanied by a moderate humidity level of 42%. In contrast, December has similar temperature patterns, maintaining a minimum of 18°C (65°F) and an average of 25°C (77°F), but slightly cooler maximum temperatures of 33°C (92°F). However, December is notably wetter, with 170 mm (6.7 in) of precipitation over 26 days, resulting in significantly increased humidity at 89%. For more detailed information, you can explore Tarapoto weather in December.

Compare Tarapoto's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tarapoto

As September rolls into Tarapoto, the weather takes on a distinctive character that sets it apart from other months. With warm temperatures averaging around 25°C, it offers a delightful respite from the heat of mid-year, while occasional precipitation—about 115 mm over 16 days—adds a refreshing touch to the air. The humidity remains moderate, hovering at 42%, providing a pleasant climate that fosters the region’s lush greenery. This blend of warmth and moisture not only enhances the beauty of the landscape but also makes September a unique time for exploring the rich biodiversity of Tarapoto. For more insights into what to expect throughout the year, visit Tarapoto Climate.