September Weather in Cochabamba, Bolivia

Last updated: August 21, 2025

Experience the vibrant September weather in Cochabamba, Bolivia, where daytime temperatures reach a pleasant maximum of 26°C (80°F), complemented by an average of 14°C (58°F) at night. As the month unfolds, enjoy a diverse climate with minimum lows around 3°C (37°F), offering cool evenings. Expect light precipitation, totaling 27 mm (1.1 in) over approximately 6 days, coupled with a comfortable humidity level of 48%. This combination creates a refreshing atmosphere perfect for exploring the city's unique culture and natural beauty.

September Temperature in Cochabamba

In September, Cochabamba experiences a gentle transition in temperatures, as the chill of winter gives way to the warmth of spring. With minimums rising to 3°C (37°F) and maximums reaching an inviting 26°C (80°F), the city enjoys mild conditions that encourage outdoor exploration. The average temperature hovers around 14°C (58°F), striking a pleasant balance that makes this month ideal for those seeking to escape more extreme climates. As the days grow longer and sunnier, September sets the stage for a vibrant season ahead, reflecting the steady upward trend in temperatures following the coldest months.

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

The chart illustrates September temperature patterns in Cochabamba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cochabamba, 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).
JanFebMarAprMayJunJulAugSepOctNovDec595858575553545558616260
Data source: Temperature data for Cochabamba 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 Cochabamba

In Cochabamba, Bolivia, September marks a transition towards the rainy season, with precipitation amounting to 27 mm (1.1 in) over six days of rain. This slight increase from the drier months of July and August, which saw only 9 mm and 28 mm respectively, indicates a gradual reawakening of the region's weather patterns. As the month progresses, residents can expect a mix of sunny days and occasional showers, setting the stage for a more substantial uptick in rainfall in the following months. The pattern shows that September serves as a bridge between the arid winter and the wetter seasons to come, contributing to Cochabamba's vibrant ecosystem and agricultural cycles.

September Precipitation Trends in Cochabamba

The chart displays monthly precipitation patterns in Cochabamba, 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 Cochabamba, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec135227178651614928274880185
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cochabamba

In Cochabamba, Bolivia, September marks a subtle transition in humidity levels, with a relative humidity of 48% that reflects the tail end of the drier months. Following the significantly lower humidity observed in July and August, which dipped to 51% and 45% respectively, September begins to climb back toward the more humid conditions of spring and summer. This month’s somewhat elevated humidity serves as a precursor to the wetter months ahead, where rates rise dramatically to 80% by November. The trend illustrates a gradual shift from the arid winter months to a more comfortable and moist atmosphere, highlighting Cochabamba's unique climatic rhythm throughout the year.

September Average Humidity in Cochabamba

This chart illustrates the average monthly humidity levels in Cochabamba, 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 Cochabamba is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%90%88%86%77%51%45%48%57%80%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cochabamba

As September rolls in, Cochabamba continues to experience an extreme UV Index of 16, with a burn time of just 10 minutes, reinforcing the need for sun protection. This month witnesses a slight peak compared to the lower values recorded in July and June, highlighting the overall trend of high UV exposure throughout the year. Months like January, February, and March showcased even more extreme conditions with consistent indices reaching up to 18. As we approach the end of the year, awareness of UV risks remains crucial, especially when reflecting on how the UV Index hovers consistently near the top of the scale from January to November. For more detailed information, visit the Cochabamba UV Index.

Maximum UV Index Levels in Cochabamba for September

The chart shows the monthly maximum UV Index (UVI) for Cochabamba 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 Cochabamba typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181817151210111316181819
Data source: Cochabamba 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 Cochabamba

As September unfolds in Cochabamba, Bolivia, residents bask in a delightful 329 hours of sunshine—a slight dip from August but still part of an impressive streak of sunny days. The trend over the months reveals a gradual increase in sunshine hours, peaking in October with 334 hours, making the transition from winter to spring exceptionally bright. This pattern not only emphasizes Cochabamba's reputation for beautiful weather but also highlights the region's gradual shift into warmer months, offering ample opportunities for outdoor activities and exploration. As the year progresses, it becomes clear that the city's sunny disposition is a cherished aspect of its climate, enticing locals and visitors alike to embrace the brilliance of their everyday surroundings.

Monthly Sunshine Duration in Cochabamba: September Highlighted

The September sunshine duration represents the total number of hours Cochabamba 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.
JanFebMarAprMayJunJulAugSepOctNovDec258h269h310h309h317h304h321h333h329h334h318h290h
Data source: Cochabamba September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cochabamba During September

September in Cochabamba, Bolivia, marks a transitional period with a 50% chance of sunny weather, making it a pivotal moment in the annual climate trend. Leading up to this month, the probability of sunny days rises from a modest 10% in January to a peak of 76% in July. Although August sees a slight dip to 72%, September settles into a balanced midpoint, indicating that while sunny days are possible, they are not guaranteed. As the year progresses into October, the likelihood of sunny skies declines to 44%, hinting at the onset of the rainy season. This fluctuation highlights September as a unique blend of lingering winter sunlight and the approaching spring showers, offering an intriguing climate experience for visitors and locals alike.

Percentage of Sunny Days in September in Cochabamba

The chart illustrates the percentage of sunny days in Cochabamba 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 Cochabamba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%16%26%40%53%56%76%72%50%45%11%9%
Data source: Cochabamba September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cochabamba in September

In Cochabamba, Bolivia, September marks a transition in daylight duration as the year progresses toward the longer days of spring and summer. The city experiences approximately 11 hours of daylight, a continuation of the trend established in the earlier months, with daylight remaining steady from April through September. This consistency offers a sense of stability, providing ample light for outdoor activities and daily routines. As October approaches, residents can anticipate a gradual increase in daylight hours, with the days slowly stretching to 12 hours by month’s end, signaling the shift into a more sun-filled season ahead. The rhythmic ebb and flow of daylight is a hallmark of Cochabamba's climate, creating a vibrant backdrop for the day-to-day life of its inhabitants.

Average Daylight Hours in Cochabamba for September

The chart illustrates the variation in daylight duration in Cochabamba throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 1m12h 38m12h 9m11h 40m11h 16m11h 5m11h 11m11h 32m11h 59m12h 29m12h 55m13h 8m
Data source: Cochabamba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Cochabamba

As September rolls into Cochabamba, Bolivia, the breezy air carries a hint of anticipation, with average wind speeds maintaining a steady 1.9 m/s (4 mph). This marks a noticeable uptick in wind activity compared to the calmer months at the beginning of the year, where speeds hovered around 1.3 to 1.5 m/s (3 mph). While the winds gain momentum, they remain consistent throughout the late winter and early spring months, continuing at the same invigorating pace into October. The gradual rise from 1.4 m/s in April to the current September velocity hints at a seasonal transition, inviting residents and visitors alike to embrace the refreshing gusts and enjoy the vibrant atmosphere of this Bolivian gem.

Average September Wind Speed in Cochabamba

The chart displays monthly wind speed patterns in Cochabamba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.31.31.41.81.91.91.91.9 m/s1.91.51.4
Data source: Cochabamba September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Cochabamba Compares to Other Months

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

In September, the weather is generally mild, with daily temperatures ranging from a minimum of 3°C (37°F) to a maximum of 26°C (80°F) and an average temperature of 14°C (58°F). Precipitation is relatively low, totaling 27 mm (1.1 in) over about 6 days, resulting in a comfortable humidity level of 48%. In contrast, January experiences warmer temperatures, with minimums around 7°C (45°F) and maximums hitting 26°C (78°F), along with an average temperature of 15°C (59°F). However, January is also characterized by significantly higher precipitation, with 135 mm (5.3 in) spread over 21 days, leading to increased humidity levels at 91%. For more detailed insights about January weather, you can check Cochabamba weather in January.

In comparing the weather between September and February, notable differences emerge. September experiences a mild range of temperatures, with minimums dipping to around 3°C (37°F) and maximums reaching 26°C (80°F), all accompanied by relatively low precipitation of 27 mm (1.1 in) over just 6 days. In contrast, February sees warmer minimum temperatures starting at 8°C (47°F) and maintaining an average of 15°C (59°F), but it also brings significantly more rain, totaling 227 mm (8.9 in) spread across 24 days, leading to higher humidity levels at 89%. For more detailed insights, you can refer to Cochabamba weather in February.

In September, the weather features a pleasant range of temperatures, with a minimum of 3°C (37°F), an average of 14°C (58°F), and a maximum of 26°C (80°F). There is relatively low precipitation of 27 mm (1.1 in) over about 6 days, and the humidity averages around 48%. In contrast, March offers slightly warmer temperatures with a minimum of 5°C (42°F) and a maximum of 24°C (76°F), while maintaining a consistent average of 14°C (58°F). However, March is notably wetter, receiving 178 mm (7.0 in) of rain across 24 days, resulting in significantly higher humidity levels at 90%. For more details on March weather, check out Cochabamba weather in March.

When comparing the weather in September and April, both months exhibit similar average temperatures, hovering around 14°C (58°F). However, September generally experiences a broader temperature range, with minimums as low as 3°C (37°F) and maximums reaching 26°C (80°F). In contrast, April sees slightly milder minimum temperatures of 5°C (41°F) and maximums of 25°C (77°F). Precipitation levels also differ significantly; September receives only 27 mm (1.1 in) over about 6 days, while April is much wetter, accumulating 65 mm (2.5 in) of rain over approximately 11 days. Additionally, April's humidity is notably higher at 88%, compared to September's 48%. For more details, you can check Cochabamba weather in April.

In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 26°C (80°F), with an average of 14°C (58°F). The month experiences 27 mm (1.1 in) of precipitation over about 6 days, resulting in a more moderate humidity level of 48%. In contrast, May is slightly cooler, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 25°C (77°F) and an average temperature of 13°C (56°F). Precipitation in May is lower, at 16 mm (0.6 in) occurring over 4 days, but the humidity is significantly higher at 86%. For more detailed information, you can visit Cochabamba weather in May.

When comparing the weather between September and June, September tends to be warmer, with average temperatures around 14°C (58°F) compared to June's average of 12°C (54°F). September also experiences a higher maximum temperature of 26°C (80°F), while June peaks at 25°C (77°F). Precipitation is noticeably different as well, with September receiving 27 mm (1.1 in) of rain over 6 days, unlike June's lighter rainfall of 14 mm (0.6 in) over just 3 days. Additionally, humidity levels are considerably lower in September at 48%, contrasting with June's higher humidity of 77%. For more details on June weather patterns, you can visit Cochabamba weather in June.

In comparing the weather of September and July, September experiences a broader temperature range with minimums at 3°C (37°F) and maximums reaching up to 26°C (80°F), while July has cooler temperatures, ranging from -4°C (26°F) to 25°C (77°F). The average temperature in September is 14°C (58°F), slightly warmer than July's average of 12°C (54°F). Additionally, September sees more precipitation, with 27 mm (1.1 in) spread over 6 days, compared to July's much lighter rainfall of 9 mm (0.3 in) occurring on just 1 day. Humidity is similar in both months, with September at 48% and July slightly higher at 51%. For further details on July weather, you can refer to Cochabamba weather in July.

In comparing the weather patterns of September and August, we observe that September experiences a slightly warmer average temperature of 14°C (58°F) compared to August's 13°C (56°F). While both months have similar maximum temperatures, with both reaching 26°C (80°F), September's minimum temperature is notably higher at 3°C (37°F) versus August's -1°C (30°F). Precipitation levels are quite comparable, with September recording 27 mm (1.1 in) over 6 days, slightly more than August's 28 mm (1.1 in) but over just 4 days. Additionally, September has a marginally higher humidity level of 48% compared to August's 45%. For a more detailed examination of August conditions, check out Cochabamba weather in August.

September weather in Cochabamba typically features a mild temperature range, with nighttime lows around 3°C (37°F) and maximums reaching 26°C (80°F). This month receives about 27 mm (1.1 in) of rainfall over approximately 6 days, accompanied by a humidity level of 48%. In contrast, October brings slightly warmer temperatures, with minimums around 5°C (41°F) and highs peaking at 29°C (84°F). However, October is also wetter, with precipitation totaling 48 mm (1.9 in) over 11 days and increased humidity at 57%. For more details on October weather, visit Cochabamba weather in October.

September and November present distinct weather patterns. September typically sees milder temperatures, with a minimum of 3°C (37°F) and an average of 14°C (58°F), while November features warmer conditions, starting at 8°C (46°F) and reaching an average of 16°C (62°F). The maximum temperatures in both months are relatively similar, with September peaking at 26°C (80°F) and November reaching 28°C (83°F). However, November has significantly higher precipitation, totaling 80 mm (3.2 in) over 14 days, compared to September's 27 mm (1.1 in) over only 6 days. This increase in rain contributes to a higher humidity level of 80% in November, compared to September's 48%. For more details on November's climate, check out Cochabamba weather in November.

September and December exhibit quite a contrast in weather conditions. In September, temperatures range from a low of 3°C (37°F) to a pleasant average of 14°C (58°F), peaking at a comfortable 26°C (80°F), while experiencing mild precipitation of 27 mm (1.1 in) over about 6 days. The humidity is also relatively low at 48%. In comparison, December sees higher minimum temperatures starting at 8°C (46°F), with an average of 15°C (60°F) and a maximum of 28°C (82°F). However, it also brings a significant increase in rainfall, totaling 185 mm (7.3 in) over 23 days, leading to much higher humidity levels at 89%. For more details on the weather specifics in December, visit Cochabamba weather in December.

Compare Cochabamba's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Cochabamba

As September rolls in, Cochabamba experiences a delightful transition, with temperatures typically milder than the scorching heights of summer yet warmer than the chilly months that follow. The average temperature begins to rise, creating a comfortable atmosphere for outdoor activities, while the lower humidity levels contribute to a pleasant dryness in the air. Although the month sees a few rainy days—often refreshing rather than disruptive—the overall precipitation is minimal, setting a stark contrast to the wetter periods. For a deeper look at the climatic trends and how September fits into the broader pattern of Cochabamba's weather, explore Cochabamba Climate.