Last updated: August 21, 2025
In August, the weather in Riobamba, Ecuador reveals a cool and moderately humid climate, with maximum temperatures reaching around 19°C (66°F) and averaging at 8°C (47°F). In this month, temperatures can dip to a chilly 0°C (31°F) at night, showcasing the region’s diverse diurnal range. Precipitation is moderate, totaling about 40 mm (1.6 in) over 10 days of the month, creating a lush environment. With a humidity level hovering around 60%, visitors can expect a refreshing atmosphere, perfect for exploring the stunning landscapes and vibrant culture of this Andean city.
In August, Riobamba, Ecuador, experiences a slight warming trend, with average temperatures hovering around 8°C (47°F) and a maximum reaching 19°C (66°F). The nights can be chilly, with a minimum temperature of 0°C (31°F), but overall, this month marks a gradual shift towards more pleasant conditions as the region prepares for the transition into spring. This slight increase in warmth compared to the preceding months hints at a balanced climate, conducive for outdoor activities while still requiring a light jacket. The relatively stable temperatures from January through August, where highs remain consistently around 65°F to 68°F, showcase Riobamba's unique equatorial mountain climate, making it a refreshing escape any time of year.
In August, Riobamba experiences a notable shift in precipitation patterns, with only 40 mm (1.6 in) of rain falling over a mere 10 days. This decrease in rainfall marks a significant contrast to the earlier months, particularly the wetter March, where precipitation peaked at 231 mm (9.1 in) across 28 days. As the dry season begins to take hold, August stands out as one of the driest months of the year, indicative of the region's seasonal climate variations. This trend not only highlights the region's transition towards drier conditions but also promises clearer skies for locals and visitors alike, making it a perfect time to explore the vibrant landscapes of Ecuador.
August marks a notable decrease in humidity in Riobamba, Ecuador, with levels dropping to 60%—the lowest of the year. This transition comes after a peak in the wet season, where humidity fluctuates between a sweltering 86% in the spring months of March and April and a muggy 92% in May. The late summer showcases a gradual decrease, leading to September's slight increase to 63%, hinting at the onset of the more humid months that follow. Overall, this August dip not only provides relief from the preceding climes but also sets the stage for a fluctuating yet consistently moist atmosphere in the months ahead.
In August, Riobamba experiences a UV Index of 15, maintaining its classification of extreme exposure and consistent 10-minute burn time. This month follows a pattern set from January through July, where the UV Index remains notably high, particularly between February and April when it peaks at 19. The slight dip observed in June and July demonstrates a marginal decrease, but August's levels still call for caution. As the year progresses, the UV Index shows a gradual decline to 16 in November and 15 in December, yet it consistently suggests strong sun protection is necessary year-round. For detailed insights and comparisons, you can explore more at Riobamba UV Index.
UV Risk Categories
In Riobamba, Ecuador, August shines particularly bright, boasting an impressive 326 hours of sunshine—the peak of the year. This sun-soaked month follows a steady climb in daylight hours from the modest counts in January and February, where only 204 hours were recorded. As the year progresses, the community enjoys a gradual increase, culminating in July’s 319 hours, setting the stage for August's radiant display. After August, the sunlight begins to taper off in September with 297 hours, maintaining a warm glow as it transitions into the cooler months. Overall, the data showcases a clear trend of increasing sunshine leading up to the height of summer, making Riobamba a vibrant and inviting destination during this sun-drenched period.
In Riobamba, Ecuador, August brings a 22% chance of sunny weather, making it one of the more favorable months for sunshine when compared to the earlier part of the year. While the peak sunshine month is September at 27%, August stands out positively, showing a marked increase from the cooler, cloudier months of April and May, which hover around the 7% and 21% marks, respectively. This gradual rise through the winter months culminates in a relatively bright August, hinting at an enjoyable blend of warmth and clear skies as the region transitions towards spring. Embracing the outdoors during this time could be particularly rewarding for those looking to soak up some sun before the wetter months roll in.
In Riobamba, Ecuador, August is characteristic of a consistent yearly pattern, where the city enjoys 12 hours of daylight each day, just like every other month. This remarkable steadiness reflects Ecuador's unique equatorial positioning, resulting in minimal seasonal variation in daylight duration. Whether basking in the gentle light of August or the vibrant glow of other months, residents and visitors alike can appreciate the reliable and balanced rhythm of daylight that defines life in this charming city. This constant illumination not only influences daily activities but also enhances the region's stunning landscapes, inviting exploration and connection with nature throughout the year.
In August, Riobamba experiences a gentle yet noticeable breeze, with an average wind speed of 2.2 m/s (5 mph). This month marks a slight decrease from the higher winds of July, which boasts an average of 2.5 m/s (6 mph). The transition into August indicates a general trend of increasing winds from the early months of the year; starting from a calm 1.6 m/s (4 mph) in January, the wind speed gradually builds over the spring and early summer. Following August, the winds stabilize at 2.2 m/s (5 mph) through September, hinting at a late winter approach. As the year progresses, the winds mellow again, dipping to their annual lows in the fall and winter months, with November recording just 1.2 m/s (3 mph). This cyclical pattern of wind speeds offers a fascinating glimpse into the seasonal changes shaping Riobamba's climate.
Weather in Riobamba varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Riobamba, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in August and January, notable differences emerge. August typically experiences milder temperatures, with a minimum of 0°C (31°F), an average of 8°C (47°F), and a maximum of 19°C (66°F). In contrast, January tends to be slightly warmer, with temperatures ranging from a minimum of 1°C (34°F) to an average of 9°C (48°F) and a maximum of 18°C (65°F). Additionally, precipitation is more prevalent in January, averaging 141 mm (5.5 in) over 21 days, compared to August’s lighter rainfall of 40 mm (1.6 in) over just 10 days. The humidity levels also differ significantly, with January reaching 82% compared to 60% in August. For a detailed look at the January weather specifics, you can visit Riobamba weather in January.
August and February exhibit notable differences in weather patterns. In August, the average temperature ranges from a minimum of 0°C (31°F) to a maximum of 19°C (66°F), with a total precipitation of 40 mm (1.6 in) spread over about 10 days and a humidity level of 60%. In contrast, February sees a slightly harsher climate with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 18°C (65°F). February is also wetter, recording significant precipitation of 172 mm (6.8 in) over 24 days and a higher humidity level of 79%. This comparison highlights February as a cooler and much wetter month than August. For more details, check Riobamba weather in February.
When comparing August and March weather, notable differences emerge in temperature and precipitation. August tends to be cooler, with average temperatures ranging from a minimum of 0°C (31°F) to a maximum of 19°C (66°F), while March offers slightly warmer average conditions with temperatures ranging from 2°C (35°F) to 18°C (65°F). However, March experiences significantly higher precipitation, averaging 231 mm (9.1 in) over 28 days, compared to August's 40 mm (1.6 in) over just 10 days, contributing to a much higher humidity level of 86% in March versus 60% in August. For a detailed look at the weather specifics in March, you can visit Riobamba weather in March.
When comparing the weather in August and April, it's clear that both months have their unique characteristics. August tends to be cooler, with average temperatures ranging from 0°C (31°F) to 19°C (66°F), and it sees relatively low precipitation of 40 mm (1.6 in) over about 10 days. In contrast, April is slightly milder, with average temperatures between 1°C (34°F) and 18°C (65°F), but it experiences significantly higher rainfall, totaling 182 mm (7.2 in) across 27 days. The humidity in April also peaks at 86%, compared to August's 60%. For a more detailed look at April's weather in this region, you can visit Riobamba weather in April.
In comparing the weather of August and May, we see distinct differences in temperature and precipitation. August tends to be milder with average temperatures ranging from 0°C (31°F) to a maximum of 19°C (66°F), while May has slightly warmer conditions, with temperatures averaging between 0°C (33°F) and 18°C (65°F). However, May experiences significantly heavier rainfall, with 138 mm (5.4 in) of precipitation over 24 days compared to August's 40 mm (1.6 in) falling on 10 days. Additionally, May's humidity is notably higher at 92%, compared to August's 60%, contributing to a more humid and damp atmosphere. For more detailed insights, you can check Riobamba weather in May.
In comparing the weather in August and June, both months exhibit similar temperature ranges, with August experiencing slightly warmer conditions, peaking at 19°C (66°F) compared to June's maximum of 17°C (63°F). Both months see a minimum temperature of 0°C (32°F), and an average of 8°C (47°F), indicating a consistent coolness throughout. However, August is notably drier, with only 40 mm (1.6 in) of precipitation over 10 days, whereas June is significantly wetter, receiving 100 mm (3.9 in) of rain across 20 days. The humidity levels also differ, with June being much more humid at 90%, compared to August's 60%. For a detailed overview of June weather, you can visit Riobamba weather in June.
In comparing the weather between July and August, August typically offers slightly warmer conditions, with average temperatures reaching 8°C (47°F) compared to July's average of 8°C (46°F). July experiences a lower minimum temperature of -1°C (31°F) versus August’s minimum of 0°C (31°F), while the maximum temperatures remain closely aligned at 19°C (66°F) for August and 18°C (65°F) for July. Precipitation is significantly higher in July, with 67 mm (2.6 in) over 16 days, compared to August's 40 mm (1.6 in) across 10 days, leading to a more humid environment in July with 72% humidity versus 60% in August. For more detailed weather information, you can check Riobamba weather in July.
August and September exhibit some notable differences in weather patterns. In August, temperatures range from a minimum of 0°C (31°F) to a maximum of 19°C (66°F), with an average of 8°C (47°F). The month sees approximately 40 mm (1.6 in) of precipitation over 10 days, with a humidity level of 60%. As September arrives, the temperatures slightly dip, with a minimum of -1°C (31°F) and an average high of 20°C (68°F), while the average temperature increases to 9°C (49°F). Precipitation also rises to 46 mm (1.8 in) spread over 12 days, and humidity increases to 63%. These shifts indicate a transition towards slightly wetter and cooler conditions in September. For a more detailed look at the weather in September, you can visit Riobamba weather in September.
August typically experiences mild temperatures with a minimum of 0°C (31°F) and an average of 8°C (47°F), peaking at a comfortable 19°C (66°F). However, precipitation is relatively low, with about 40 mm (1.6 in) falling over approximately 10 days, and humidity remaining around 60%. In contrast, October sees a slight increase in overall temperatures, ranging from a minimum of 0°C (33°F) to a maximum of 21°C (70°F), along with a higher average temperature of 9°C (48°F). Unfortunately, this month also brings significantly more rain, totaling 116 mm (4.6 in) spread over 22 days, coupled with increased humidity levels of 76%. For a more detailed look at October conditions, you can check Riobamba weather in October.
In comparing the weather between August and November, both months exhibit similar temperature ranges, with average temperatures around 8°C (47°F) in August and slightly higher at 9°C (48°F) in November. However, November tends to be significantly wetter, receiving 170 mm (6.7 in) of precipitation over 26 days, compared to August's 40 mm (1.6 in) over just 10 days. Additionally, November experiences higher humidity levels at 85%, while August has a more moderate humidity of 60%. For a detailed overview of the weather in November, you can check Riobamba weather in November.
In comparing the weather between August and December, it's evident that December is generally wetter and more humid than August. August experiences temperatures ranging from a minimum of 0°C (31°F) to a maximum of 19°C (66°F), with an average of 8°C (47°F) and only 40 mm (1.6 in) of precipitation over about 10 days. In contrast, December has a slightly milder temperature range, with a minimum of 2°C (37°F) and an identical maximum of 19°C (66°F), but an increased average of 9°C (49°F). December sees a significant rise in precipitation to 154 mm (6.1 in) spread over 27 days, coupled with higher humidity levels at 86%. For a detailed look at weather conditions during this month, you can visit Riobamba weather in December.
August in Riobamba offers a unique weather experience compared to other months, with temperatures reaching a comfortable maximum of 19°C (66°F) while dipping to a chilly average of 8°C (47°F) at night. This month stands out due to its 60% humidity, contributing to a refreshing yet often drizzly atmosphere, as evidenced by 10 days of rain accumulating a total of 40 mm (1.6 in). Compared to the warmer and drier months, August brings a welcome change, inviting visitors to enjoy the enchanting landscapes in a more temperate climate. For a comprehensive insight into what to expect throughout the year, explore the details at Riobamba Climate.