Last updated: August 21, 2025
In August, Santarém, Brazil welcomes warm and inviting temperatures, with daily highs peaking at 34°C (94°F) and a pleasant average of 28°C (83°F). The nights cool down to a comfortable 24°C (75°F), making it ideal for evening strolls. While the month experiences an average rainfall of 79 mm (3.1 in) over 9 days, humidity levels remain manageable at 46%, contributing to a tropical yet enjoyable atmosphere. August is a vibrant time to experience Santarém, balancing sunny days with refreshing tropical showers.
In August, temperatures in Santarem, Brazil begin to shift towards warmer heights, with a minimum of 24°C (75°F) and an average reaching 28°C (83°F). This month also marks the peak of summer, as degrees can soar to a maximum of 34°C (94°F), showcasing a notable increase compared to the previous months. The transition from the cooler, more stable temperatures of July introduces a slight rise in warmth, making August one of the hotter months of the year. As the city experiences these temperatures, the tropical atmosphere becomes even more vibrant, inviting both locals and visitors to revel in its rich cultural and natural offerings under the sun.
August marks a notable shift in Santarem, Brazil, as the region experiences a significant reduction in rainfall, receiving just 79 mm (3.1 in) over nine days. This decline continues a pattern of decreasing precipitation that began in June, where heavier rains of 429 mm (16.9 in) in April give way to much drier conditions during the winter months. The contrast is stark when compared to earlier months like February, which saw a hefty 425 mm (16.7 in) of rain, with the majority of the year characterized by frequent downpours. As August wraps up, residents can expect a gradual transition as the dry spell paves the way for the upcoming wetter months, leading to a vibrant renewal of the lush Amazon landscape.
In August, Santarém, Brazil experiences a noticeable dip in humidity, averaging just 46%, making it one of the driest months of the year. This marks a significant decrease from the high levels seen earlier in the year—most notably the peak of 90% recorded in May. The trend suggests a gradual reduction in humidity from the lush, moisture-laden months of April and May, with the air feeling crisper and more comfortable as the region transitions towards the drier seasons of September and October. As residents and visitors enjoy the refreshing break from humidity, August's weather sets the stage for the dry spell ahead, with conditions that are perfect for outdoor activities and exploration.
In August, Santarem experiences a UV Index of 12, maintaining its classification as having an extreme exposure category, with a burn time of just 10 minutes. This marks a slight drop from the peak UV levels recorded in the earlier months of March and April, which saw indices of 16. Despite this decrease, August still signals a continuation of the region's consistent high UV exposure that begins in January and generally remains elevated throughout the year. With similar values expected in September, it’s essential for residents and visitors to remain vigilant about sun protection. For more insights on UV trends throughout the year, you can visit Santarem UV Index.
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August in Santarém, Brazil, basks in an impressive 341 hours of sunshine, marking it as the sunniest month of the year. This peak follows a steady climb from July, where residents enjoyed 337 hours of delightful solar warmth. The trend of increasing sunlight is evident as the city transitions from the cooler months of winter, with June's 314 hours and May's 281 hours laying the groundwork for this vibrant summer. Following August, the sunshine begins to gradually taper off, with September and October still offering a generous 336 and 333 hours, respectively. The overall pattern showcases a delightful accumulation of sunshine that peaks in August, painting a picture of Santarém as a radiant destination for those seeking warmth and light.
In August, Santarem, Brazil, offers a noteworthy shift in its weather patterns, with a 50% chance of sunny days. This marks the peak of sunshine in the region, following a gradual increase from the low percentages seen in the earlier months. After a rather gloomy March, where only 11% of days enjoyed sunny weather, the likelihood steadily climbs through to August, reflecting the transition into the drier season. Following August, the chances of sun slightly decline into September at 48%, yet remain favorable compared to earlier months. This trend underscores August as an ideal time for outdoor enthusiasts and travelers seeking to bask in the sun’s warmth.
In August, Santarem, Brazil, enjoys a return to 12 hours of daylight, aligning with the consistent daylight pattern observed from January through April. This month marks a shift from the slightly shorter days in May through July, where daylight dips to 11 hours. The stable daylight duration throughout the year not only highlights the tropical climate's consistent light availability but also sets a rhythm for daily life in Santarem, allowing residents and visitors alike to engage fully with the vibrant outdoor culture and natural beauty of the region. As the days grow longer again, the bustling atmosphere of summer resumes, inviting exploration and enjoyment under the bright Brazilian sun.
In August, Santarem experiences a slight uptick in average wind speed, reaching 2.6 m/s (6 mph), which marks a refreshing change as the region transitions towards more dynamic weather. This increase continues a trend observed in the months preceding it, as wind speeds rise from a consistent 2.3 m/s during the height of winter to a peak in September at 2.8 m/s (6 mph). The generally mild winds throughout the earlier months from January to July, where speeds hover around 2.4 m/s (5 mph), set the stage for the seasonal shift. As summer approaches in the Northern Hemisphere, these gentle breezes not only invigorate the atmosphere but also signal a lively transition in the tropical landscape of Santarem.
Weather in Santarem varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Santarem, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in August and January, notable differences emerge in both temperature and precipitation levels. August typically offers warmer conditions with average temperatures hovering around 28°C (83°F) and maximums reaching up to 34°C (94°F), while January's averages are slightly cooler at 26°C (80°F), peaking at 31°C (88°F). However, January is significantly wetter, with an average precipitation of 351 mm (13.8 in) spread over 24 days, compared to August's much lighter rainfall of 79 mm (3.1 in) across 9 days. Additionally, humidity levels in January are notably higher at 79%, compared to August's 46%. For more detailed insights, you can check Santarem weather in January.
The weather comparison between August and February reveals notable differences in temperature and precipitation patterns. In August, temperatures range from a minimum of 24°C (75°F) to a maximum of 34°C (94°F), with an average of 28°C (83°F) and relatively low precipitation of 79 mm (3.1 in) over just 9 days, accompanied by a humidity level of 46%. Conversely, February brings milder temperatures, with a minimum of 23°C (74°F) and a maximum of 31°C (88°F), averaging 26°C (80°F). However, it experiences significantly higher rainfall, accumulating 425 mm (16.7 in) over 26 days, along with increased humidity at 65%. This stark contrast highlights February as a much wetter and more humid month compared to the drier conditions of August. For more detailed insights, you can visit Santarem weather in February.
When comparing the weather in August and March, there are notable differences in temperature and precipitation. August tends to be warmer, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (94°F), while March shows slightly cooler averages, with temperatures ranging from 23°C (74°F) to 32°C (90°F). However, March is significantly wetter, receiving a staggering 399 mm (15.7 in) of precipitation over 28 days, compared to August's 79 mm (3.1 in) over just 9 days. Additionally, humidity levels in March are higher at 68%, in contrast to August's more comfortable 46%. For a detailed look at the weather in March, you can refer to Santarem weather in March.
When comparing the weather in August and April, notable differences emerge. August showcases a warmer climate with average temperatures ranging from 24°C (75°F) to a maximum of 34°C (94°F) and relatively low precipitation of 79 mm (3.1 in) over 9 days, accompanied by 46% humidity. In contrast, April experiences a cooler atmosphere, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 31°C (89°F). However, it is significantly wetter, receiving 429 mm (16.9 in) of rainfall over 29 days and high humidity at 86%. For more detailed information about April's weather, please visit Santarem weather in April.
In comparing the weather between May and August, notable differences emerge. August typically enjoys a warmer climate, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (94°F), and an average of 28°C (83°F). In contrast, May sees slightly cooler temperatures, averaging 27°C (80°F) with a maximum of 31°C (88°F). However, May is significantly wetter, with a staggering 359 mm (14.1 in) of precipitation over 30 days, creating a considerably more humid atmosphere at 90%. In comparison, August experiences far less rain at 79 mm (3.1 in) over just 9 days, leading to a more comfortable humidity level of 46%. For a detailed look at May's conditions, you can visit Santarem weather in May.
When comparing the weather in August and June, there are several notable differences. August tends to be warmer with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 34°C (94°F), while June has slightly cooler temperatures averaging between 23°C (74°F) and 32°C (90°F). Additionally, August experiences significantly less rainfall, with only 79 mm (3.1 in) over 9 days, compared to June’s 169 mm (6.7 in) across 25 days. Moreover, humidity levels are considerably higher in June at 82%, compared to August's more comfortable 46%. For a detailed look at June's weather, check out Santarem weather in June.
In comparing the weather between July and August, we notice a slight increase in temperatures, with August averaging 28°C (83°F) compared to July's 27°C (81°F). August experiences higher maximum temperatures, reaching up to 34°C (94°F) versus July's 33°C (91°F). However, July has significantly more precipitation, totaling 137 mm (5.4 in) over 17 days, while August sees only 79 mm (3.1 in) over 9 days. Humidity also drops in August to 46%, down from July's 61%. For more detailed insights, you can check the Santarem weather in July.
In August, the weather features a minimum temperature of 24°C (75°F), with average highs reaching 34°C (94°F) and an overall average of 28°C (83°F). There is a slightly higher precipitation level of 79 mm (3.1 in) spread over 9 days, accompanied by a humidity of 46%. In contrast, September sees a marginal increase in the average temperature to 29°C (84°F) while maintaining the same minimum and maximum temperatures. Precipitation decreases to 69 mm (2.7 in), observed over 10 days, and humidity drops to 40%. Overall, September offers slightly warmer average temperatures and less rainfall compared to August. For more details, check out the full weather outlook here: Santarem weather in September.
In August, the weather features a warm temperature range with minimums around 24°C (75°F) and maximums reaching up to 34°C (94°F), with an average of 28°C (83°F). Humidity sits at 46%, and there is a notable amount of rainfall, totaling 79 mm (3.1 in) over 9 days. In contrast, October sees slightly warmer temperatures, with averages climbing to 29°C (84°F) and maximums peaking at 35°C (95°F), while maintaining the same minimum temperature of 24°C (75°F). Precipitation in October increases to 87 mm (3.4 in) over 12 days, but humidity drops to 38%. To learn more about the weather specifics in October, visit Santarem weather in October.
In comparing August and November weather, both months experience similar temperature ranges, with a minimum of around 24°C (75°F), an average of 28°C (83°F), and a maximum close to 34°C (94°F). However, November is characterized by significantly higher precipitation, totaling 190 mm (7.5 in) over 20 days, compared to August's 79 mm (3.1 in) over just 9 days. Additionally, November has slightly lower humidity levels at 39%, while August maintains a humidity of 46%. For more detailed information about the weather in November, you can visit Santarem weather in November.
In August, the weather in Santarem is characterized by warmer temperatures, with a minimum of 24°C (75°F), an average of 28°C (83°F), and a maximum of 34°C (94°F). The month sees relatively low precipitation, totaling 79 mm (3.1 in) over 9 days, and the humidity stands at 46%. In contrast, December offers slightly cooler temperatures, with a minimum of 23°C (74°F) and an average of 27°C (81°F), while still reaching a maximum of 34°C (93°F). However, December is significantly wetter, with precipitation amounting to 359 mm (14.1 in) over 27 days, leading to increased humidity at 69%. For more details, you can view the Santarem weather in December.
As August rolls into Santarem, the weather presents a warm and somewhat humid atmosphere, marked by a pleasant average temperature that hovers around 28°C (83°F). Unlike the cooler months, the heat often peaks at a maximum of 34°C (94°F), inviting both locals and visitors to enjoy outdoor activities. While rain does make its appearance, with about 9 days of precipitation totaling 79 mm (3.1 in), the overall climate is drier compared to the wetter season. With humidity around 46%, August strikes a balance between warmth and comfort, making it a unique time to experience the vibrant environment of Santarem. For more insight into what to expect throughout the year, explore Santarem Climate.