September Weather in Guaranda, Ecuador

Last updated: August 21, 2025

In September, Guaranda, Ecuador, experiences a cool and damp climate, with maximum temperatures reaching around 19°C (67°F) and an average of 11°C (53°F). This month is characterized by significant rainfall, totaling 256 mm (10.1 in) over 27 days, contributing to a humidity level of 63%. Visitors should be prepared for chilly evenings, with minimum temperatures dropping to 3°C (38°F), making warm clothing essential for exploration of this charming Andean town.

September Temperature in Guaranda

In September, Guaranda experiences a notable dip in temperatures, with minimums reaching a brisk 3°C (38°F) and an average hovering around 11°C (53°F). This slight chill signals the onset of the cooler season, maintaining a maximum of 19°C (67°F), consistent with the cooler trend observed from the previous months. As autumn approaches, the air becomes crisper, and while it's one of the colder months of the year, the moderate temperatures still invite exploration of the region's stunning landscapes and vibrant culture. This period is perfect for visitors looking to enjoy milder weather while sipping warm local beverages, making Guaranda an ideal destination for those seeking an authentic Ecuadorian experience.

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

The chart illustrates September temperature patterns in Guaranda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guaranda, 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).
JanFebMarAprMayJunJulAugSepOctNovDec545454545453525252535354
Data source: Temperature data for Guaranda 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 Guaranda

September in Guaranda, Ecuador, marks a notable transition in the precipitation pattern, receiving 256 mm (10.1 in) of rain over 27 days. Following the heavy deluge of March, which peaks at 685 mm (27.0 in), the rainfall gradually tapers in the summer months of June and July, where only 205 mm (8.1 in) and 128 mm (5.0 in) respectively fall. As September rolls in, the skies open up once more, where residents can expect a revitalizing boost of rain, but the amount is significantly lower than the spring's peak. This trend indicates the beginning of a more balanced precipitation cycle as Guaranda transitions into the latter part of the year, with rainfall continuing to rise again in October and November. Overall, September serves as a bridge, carrying lingering summer rains while paving the way for the wetter months ahead.

September Precipitation Trends in Guaranda

The chart displays monthly precipitation patterns in Guaranda, 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 Guaranda, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec379518685558368205128150256326347413
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Guaranda

In September, Guaranda, Ecuador, experiences a notable dip in humidity, averaging 63%. This marks a significant drop from the peak levels seen in the preceding months, particularly May and June, when humidity levels soared to 92% and 90% respectively. This transitional month reflects a cooling trend as the region begins to shift towards drier conditions, following the moist months of late spring and early summer. Interestingly, September sets the stage for a gradual increase in humidity again by October, which climbs to 76%, indicating a recurring seasonal rhythm that characterizes Guaranda's climate throughout the year.

September Average Humidity in Guaranda

This chart illustrates the average monthly humidity levels in Guaranda, 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 Guaranda is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%86%86%92%90%72%60%63%76%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guaranda

In September, Guaranda, Ecuador, maintains an extreme UV Index of 15, aligning with the trend seen throughout the year. From January to May, the UV Index fluctuated between 14 and 17, underscoring the region’s consistent exposure to harmful rays, with a notably short burn time of just 10 minutes. As the months progressed into the latter part of the year, the index began to stabilize; however, the risk remains high. This sustained level of UV intensity through September indicates that sun protection is essential year-round in Guaranda. For more details, visit Guaranda UV Index.

Maximum UV Index Levels in Guaranda for September

The chart shows the monthly maximum UV Index (UVI) for Guaranda 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 Guaranda typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161412121315151313
Data source: Guaranda 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 Guaranda

As the vibrant hues of September shine down on Guaranda, Ecuador, this month boasts an impressive 291 hours of sunlight, making it one of the sunniest times of the year. Following a peak in solar brilliance during July and August, where the town basked in 311 and 320 hours respectively, September serves as a gentle transition into a more tempered autumn. While still radiant, it noticeably dips from those summer highs, yet remains significantly brighter than the earlier months like January and February, which only captured 204 and 210 hours. This trend highlights a remarkable seasonal progression, where each month nurtures the growing warmth and daylight, inviting both locals and visitors to revel in the sun-drenched beauty of Guaranda.

Monthly Sunshine Duration in Guaranda: September Highlighted

The September sunshine duration represents the total number of hours Guaranda 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.
JanFebMarAprMayJunJulAugSepOctNovDec204h210h205h216h248h265h311h320h291h250h226h238h
Data source: Guaranda September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guaranda During September

In Guaranda, Ecuador, the likelihood of sunny weather in September stands at an inviting 27%, indicating a notable uptick in sunshine compared to the colder months preceding it. This statistic suggests a shift towards more favorable weather, as the region transitions from the dampness of winter. Notably, it follows the peak of July, where the chances of sun reach 34%, and precedes a decline into the darker months of the year. While September may not boast the highest sun levels of the year, it offers a promising window for outdoor activities, making it an appealing time for visitors and locals alike to enjoy the beauty of this vibrant city.

Percentage of Sunny Days in September in Guaranda

The chart illustrates the percentage of sunny days in Guaranda 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 Guaranda experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%9%8%8%30%25%34%21%27%16%11%9%
Data source: Guaranda September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guaranda in September

In Guaranda, Ecuador, September brings the same reliable rhythm of day and night as every other month, with a consistent 12 hours of daylight. This equality in daylight duration throughout the year underscores the region's unique position near the equator, where seasonal variations are minimal. As the months roll on from January to December, residents and visitors can count on a balance of light and darkness, creating a predictable and soothing pattern that shapes daily life and activities. Whether basking in the warm sun or enjoying cooler evenings, the constancy of 12 hours offers a sense of comfort and stability.

Average Daylight Hours in Guaranda for September

The chart illustrates the variation in daylight duration in Guaranda throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 11m12h 8m12h 6m12h 3m12h 1m12h 1m12h 1m12h 2m12h 5m12h 7m12h 10m12h 12m
Data source: Guaranda daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Guaranda

As September arrives in Guaranda, Ecuador, a gentle breeze sweeps through the landscape, with average wind speeds reaching 1.6 m/s (4 mph). This slight uptick marks a consistent trend from the preceding months of July and August, where the winds also picked up to the same refreshing pace. Overall, September stands out with its stable wind conditions that continue the late winter chill before transitioning into the warmer months. Throughout the year, the winds have danced between a calm 1.3 m/s and a spirited 1.6 m/s, emphasizing the region's mild and welcoming climate, perfect for enjoying the picturesque scenery and vibrant local culture.

Average September Wind Speed in Guaranda

The chart displays monthly wind speed patterns in Guaranda, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.51.31.31.41.51.61.61.6 m/s1.41.31.3
Data source: Guaranda September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Guaranda Compares to Other Months

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

September and January present contrasting weather patterns. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 19°C (67°F), with an average of 11°C (53°F). The month is marked by significant rainfall, receiving 256 mm (10.1 in) over 27 days and a humidity level of 63%. In comparison, January experiences slightly warmer temperatures, with a minimum of 6°C (43°F) and a maximum of 20°C (68°F), averaging 12°C (54°F). However, it sees even more precipitation, totaling 379 mm (14.9 in) over 25 days, coupled with a higher humidity of 82%. For a more detailed overview of January weather, check out Guaranda weather in January.

September and February exhibit distinct weather patterns, with February generally enjoying milder temperatures. In September, the temperature ranges from a minimum of 3°C (38°F) to a maximum of 19°C (67°F), with an average of 11°C (53°F). In contrast, February presents a slightly warmer temperature profile, with a minimum of 5°C (42°F), an average of 12°C (54°F), and a maximum of 21°C (70°F). However, February also experiences significantly higher precipitation, totaling 518 mm (20.4 in) over 27 days, compared to September's 256 mm (10.1 in) for the same number of days. This contributes to a higher humidity level in February at 79%, compared to September's 63%. For more details, you can check out Guaranda weather in February.

When comparing the weather in September and March, it's clear that March tends to be milder and wetter. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 19°C (67°F), with an average of 11°C (53°F). The month is also characterized by significant precipitation of 256 mm (10.1 in) over 27 days and a humidity level of 63%. In contrast, March brings warmer temperatures, with a minimum of 7°C (45°F), an average of 12°C (55°F), and a maximum of 21°C (70°F). However, it experiences much higher precipitation, totaling 685 mm (27.0 in) across 30 days, and a higher humidity of 86%. For more detailed insights about March weather specifically, you can visit Guaranda weather in March.

When comparing the weather in September and April, notable differences emerge in temperature, precipitation, and humidity levels. September typically sees a cooler range of temperatures, with a minimum of 3°C (38°F) and a maximum reaching 19°C (67°F), whereas April enjoys slightly warmer conditions, with temperatures ranging from 7°C (45°F) to 20°C (68°F). In terms of precipitation, April is significantly wetter, receiving 558 mm (22.0 in) over 29 days, compared to September's 256 mm (10.1 in) across 27 days. Additionally, April's higher humidity at 86% contrasts with September's 63%, contributing to a more humid atmosphere during the spring months. For more detailed specifics, visit Guaranda weather in April.

When comparing the weather in September and May, we see notable differences in temperature and precipitation. September typically features cooler temperatures, with a minimum of 3°C (38°F) and an average of 11°C (53°F), while in May, temperatures are slightly warmer, with a minimum of 6°C (43°F) and an average of 12°C (55°F). However, May is characterized by significantly higher humidity at 92% compared to September’s 63%. Additionally, May experiences more precipitation, amounting to 368 mm (14.5 in) over 30 days, in contrast to September's 256 mm (10.1 in) over 27 days. For more details on Guaranda weather specifically in May, visit Guaranda weather in May.

In comparing the weather conditions of September and June, we find that both months feature a similar maximum temperature of around 19°C (66°F), but September tends to be slightly cooler overall, with an average temperature of 11°C (53°F) compared to June's average of 12°C (54°F). September also sees a lower minimum temperature of 3°C (38°F), while June's minimum is 5°C (41°F). Precipitation is notably higher in September, with 256 mm (10.1 in) over 27 days, compared to June's 205 mm (8.1 in) over 28 days, making September feel wetter. Additionally, humidity levels are significantly higher in June at 90%, compared to September's 63%. For a detailed look at June's weather, you can visit Guaranda weather in June.

When comparing the weather in September and July, both months have similar average temperatures, ranging from a minimum of 3-4°C (38-39°F) to a maximum of 19°C (66-67°F). However, September experiences significantly higher precipitation, with 256 mm (10.1 in) over 27 days compared to July's 128 mm (5.0 in) over 22 days. Additionally, July has a slightly higher humidity level at 72%, while September's humidity is 63%. Overall, September is wetter and less humid, offering a contrast to July's milder but drier conditions. For more detailed insights, check Guaranda weather in July.

In comparing the weather between August and September, we see that both months have similar average temperatures, with September starting cooler with a minimum of 3°C compared to August's 5°C. However, September experiences significantly more rainfall, with 256 mm over 27 days, contrasted with August's 150 mm over 21 days. Humidity levels are slightly higher in September at 63%, compared to 60% in August, contributing to a more damp feel as summer gives way to autumn. For a detailed look at August's weather, visit Guaranda weather in August.

September and October present a noticeable transition in weather patterns. September features a temperature range from a minimum of 3°C (38°F) to a maximum of 19°C (67°F), with an average temperature of 11°C (53°F). It experiences significant precipitation, totaling 256 mm (10.1 in) over 27 days, accompanied by a humidity level of 63%. In contrast, October sees slightly warmer temperatures, with a minimum of 5°C (41°F) and a maximum of 20°C (68°F), while the average remains at 12°C (53°F). However, the month is marked by increased rainfall, totaling 326 mm (12.8 in) over 29 days, and higher humidity at 76%. This link provides further insights: Guaranda weather in October.

September and November exhibit some notable differences in weather patterns. In September, temperatures range from a minimum of 3°C (38°F) to a maximum of 19°C (67°F), with an average of 11°C (53°F). The month experiences significant rainfall, totaling 256 mm (10.1 in) over 27 days, and has a lower humidity level of 63%. In contrast, November sees a slightly warmer range with minimum temperatures of 6°C (43°F) and the same maximum of 19°C (67°F), averaging at 12°C (54°F). However, it experiences higher precipitation, accumulating 347 mm (13.6 in) across 29 days, along with increased humidity at 85%. For a detailed look at weather conditions in November, you can refer to Guaranda weather in November.

In comparing the weather between September and December, both months experience similar maximum temperatures, reaching up to 19°C (67°F). However, September tends to be cooler overall, with an average temperature of 11°C (53°F) and a minimum of 3°C (38°F). In contrast, December features slightly warmer averages, with a minimum temperature of 7°C (44°F) and an overall average of 12°C (54°F). Precipitation levels also differ significantly; September receives 256 mm (10.1 in) of rain over 27 days, while December sees a notable increase to 413 mm (16.3 in) across 31 days, resulting in higher humidity levels of 86%. For more detailed information, you can check Guaranda weather in December.

Compare Guaranda's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Guaranda

September in Guaranda brings a notable shift in weather with a blend of cooler temperatures and increased precipitation compared to other months of the year. The average high sits around 19°C, while the nights can dip to a chilly 3°C, creating a distinctive chill in the air. This month is especially known for its dampness, with frequent rains contributing to an impressive total of 256 mm over nearly 27 days. The humidity level at 63% further emphasizes the moody atmosphere, making September feel more distinctly lush and vibrant. For more insights into the yearly climate patterns in this charming Ecuadorian city, check out Guaranda Climate.