Last updated: August 21, 2025
In August, San Salvador experiences a warm and humid climate that captivates visitors and residents alike. With maximum temperatures reaching up to 35°C (95°F) and an average of 26°C (80°F), the weather invites outdoor activities despite the occasional showers. Rainfall is significant, with 252 mm (9.9 in) of precipitation over 25 days, adding a lush vibrancy to the landscape. Humidity levels hover around 79%, creating a tropical feel that enhances the city's vibrant atmosphere. Whether you're exploring cultural sites or enjoying the local cuisine, August’s weather offers a unique backdrop for unforgettable experiences in El Salvador's capital.
In August, San Salvador experiences pleasant temperatures, with minimums hovering around 20°C (69°F) and maximums reaching up to 35°C (95°F). The average temperature remains steady at 26°C (80°F), mirroring the mild conditions seen in the preceding months of June and July. This trend suggests a degree of stability in the climate, as the region transitions out of its warmest summer months. With slightly lower maximum temperatures than previous months, August offers a comfortable respite, making it an inviting time for visitors to enjoy the beauty and culture of El Salvador.
In August, San Salvador experiences significant rainfall, with an impressive precipitation total of 252 mm (9.9 in) spread over 25 days. This month marks a continuation of the wet season, following the heavy downpours of May, June, and July. While rainfall begins to slightly taper off in August compared to the previous months, it remains substantial, contributing to the region's lush landscapes and vibrant flora. As the rainy season progresses, the consistent precipitation highlights the area's tropical climate, setting the stage for the even wetter September, which typically sees the highest rainfall of the year.
August in San Salvador, El Salvador, marks a notable peak in humidity, reaching 79%—the highest level of the year. This month signifies a transition, as humidity levels steadily rise from a comfortable 59% in the spring to a significant uptick during the summer months. Following July's already high 77%, August leads into a humid rainy season, with humidity remaining consistently high until September at 77%. This trend illustrates the city's tropical climate, characterized by a warm, moist atmosphere that prevails especially during the latter half of the year. As summer wanes and the rainy season progresses, residents and visitors alike can expect an enveloping humidity that shapes daily life in this vibrant city.
In August, San Salvador maintains its reputation for having a consistently high UV Index, recorded at 13, which falls within the extreme exposure category. This level of UV radiation means that even brief periods outdoors can result in skin damage, emphasizing the importance of sun protection. The burn time remains aggressive at just 10 minutes, mirroring trends seen throughout the year where the UV Index stays alarmingly elevated, particularly from January to July. Interestingly, as the months transition into late autumn, the UV Index begins to taper off, hinting at slightly lower risks in November and December. For more detailed insights and to stay updated, visit San Salvador UV Index.
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August in San Salvador shines brightly, with 313 hours of sunshine that continue the trend of ample daylight experienced throughout the year. Following a robust July, which boasts a peak of 328 hours, August holds its own by maintaining a healthy dose of sunshine, marking it as one of the sunniest months. As summer wanes, this vibrant city experiences a slight dip in daylight, yet it remains consistently above 300 hours. The pattern reveals a strong summer sun that gradually transitions into the lush beauty of the fall, while still ensuring that vibrant days continue to adorn the capital of El Salvador. With consistently high sunlight hours from January to August, San Salvador captures the essence of a tropical paradise where the sun seems to delight in making its presence known.
In August, the likelihood of encountering sunny weather in San Salvador, El Salvador drops significantly to a mere 15%, marking one of the cloudiest months of the year. This is part of a noticeable trend, as the dry season's sunshine begins to wane after the peak months of January through April. Following a gradual decline from 68% in January to 41% in April, the chance of sun further plummets, aligning with the onset of the rainy season. As the month progresses, you can expect the weather to be predominantly overcast, with glimpses of sunlight becoming increasingly rare. If you're planning outdoor activities in August, consider preparing for the possibility of rain and cooler temperatures, as the summer sunshine takes a back seat to the rainy season.
In August, San Salvador enjoys a generous 12 hours of daylight, a continuation of the trend established in the preceding months of June and July. This consistent daylight duration is typical for this region, where the daylight hours remain stable between 12 and 11 hours as the year progresses. The shift from the longer daylight of summer to the shorter days of autumn becomes apparent as September follows, but for now, August offers ample opportunity for outdoor activities and enjoying the vibrant scenery of El Salvador. As daylight begins to wane towards the end of the year, August stands out as one of the brightest months, making it a perfect time to soak in the sun before the change in season.
In August, the winds over San Salvador gently whisper at an average speed of 1.3 m/s (3 mph), marking a continued calmness that characterizes the mid-year months. This slight decrease follows the moderate breezes of previous months, showcasing the city’s tranquil atmosphere as it transitions from the hotter part of the year. Notably, the summer months from May to July recorded the lowest wind speeds, with August maintaining this soft, mellow pattern. As the city begins to anticipate the stronger winds of November, residents and visitors alike can enjoy the soothing embrace of the August air, perfect for leisurely outdoor activities and enjoying the vibrant landscape of El Salvador.
Weather in San Salvador varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in San Salvador, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January showcase distinct weather patterns in San Salvador. In August, temperatures range from a minimum of 20°C (69°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). This month is also characterized by high humidity at 79% and significant rainfall, totaling 252 mm (9.9 in) spread over 25 days. In contrast, January offers a more moderate climate, with temperatures varying from a minimum of 15°C (59°F) to a maximum of 36°C (96°F), and an average of 25°C (78°F). Notably, January experiences much lower precipitation, at just 3 mm (0.1 in) over 0 days, and a decrease in humidity to 63%. For a detailed look at January's weather, visit San Salvador weather in January.
August and February showcase distinct weather patterns, highlighting the contrasts between the two months. In August, temperatures range from a comfortable minimum of 20°C (69°F) to a scorching maximum of 35°C (95°F), with an average temperature of 26°C (80°F). This month also sees significant rainfall, totaling 252 mm (9.9 in) over 25 days, coupled with a high humidity level of 79%. On the other hand, February offers a slightly cooler experience, with temperatures varying from a minimum of 16°C (60°F) to a maximum of 38°C (101°F), while maintaining the same average of 26°C (79°F). Unlike August, February is characterized by minimal precipitation, with only 4 mm (0.2 in) of rain over 0 days and lower humidity at 62%. For more details, check out San Salvador weather in February.
August and March present contrasting weather experiences, particularly in terms of temperature and precipitation. In August, temperatures range from a minimum of 20°C (69°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). The month is characterized by high humidity at 79% and significant rainfall, totaling 252 mm (9.9 inches) over 25 days. In contrast, March features slightly lower minimum temperatures at 17°C (64°F) and a higher maximum temperature of 37°C (99°F), with an average of 27°C (81°F). Precipitation in March is minimal, only 5 mm (0.2 inches) over just one day, and humidity is notably lower at 59%. For more detailed insights, you can visit San Salvador weather in March.
In comparing the weather of August and April, both months experience warm temperatures, but with some distinct differences. In April, the average temperature is slightly higher at 27°C (81°F), peaking at a maximum of 38°C (100°F), while August maintains a more moderate average of 26°C (80°F) with a maximum of 35°C (95°F). Notably, April also has less rainfall, receiving 59 mm (2.3 in) over 12 days compared to August's much wetter conditions with 252 mm (9.9 in) spread across 25 days. Additionally, April's humidity is lower at 59%, making it feel less humid than the more sultry August, which has a humidity level of 79%. For more detailed information about April's weather, you can check San Salvador weather in April.
When comparing the weather in August and May, we see some notable similarities and differences. Both months have a minimum temperature of 20°C (69°F), but May tends to be slightly warmer overall, with an average temperature of 27°C (80°F) compared to August's 26°C (80°F). Additionally, the maximum temperature in May reaches 36°C (97°F), which is slightly higher than August's 35°C (95°F).
In terms of precipitation, both months experience frequent rain, though May sees slightly more rainfall, totaling 269 mm (10.6 in) over 26 days, compared to August's 252 mm (9.9 in) spread over 25 days. Interestingly, humidity levels are also higher in August at 79%, compared to 59% in May, contributing to a stickier feel during the late summer month. For a more detailed look into May's weather specifics, check out San Salvador weather in May.
When comparing the weather in August and June, both months experience similar average temperatures, ranging around 26°C (80°F). However, June tends to be slightly cooler at night, with a minimum temperature of 21°C (69°F), compared to August’s 20°C (69°F). Precipitation is more significant in June, with 292 mm (11.5 in) falling over 27 days, compared to August's 252 mm (9.9 in) over 25 days. Additionally, June has a lower humidity level of 68%, while August experiences a higher humidity of 79%. For more detailed information, you can check San Salvador weather in June.
In comparing the weather between July and August, we see some distinct differences. July experiences slightly higher minimum and average temperatures, with lows around 21°C (69°F) and averages reaching 27°C (80°F), while August has a minimum of 20°C (69°F) and an average of 26°C (80°F). Both months peak at similar maximum temperatures of 35°C (95°F) in August and 36°C (96°F) in July. Precipitation levels increase significantly in August, with a total of 252 mm (9.9 in) spread over 25 days, compared to July's 157 mm (6.2 in) over 21 days. Humidity is slightly higher in August at 79%, while July records it at 77%. For a closer look at July's weather, you can refer to the following link: San Salvador weather in July.
In August, the weather is characterized by warm temperatures with a minimum of 20°C (69°F) and an average of 26°C (80°F), peaking at a maximum of 35°C (95°F). It experiences significant rainfall, totaling 252 mm (9.9 in) over 25 days, alongside high humidity levels averaging 79%. In contrast, September sees similar minimum temperatures but slightly lower maximum temperatures, with a high of 34°C (93°F) and an average of 26°C (79°F). The month also brings more rainfall, accumulating 301 mm (11.9 in) over 29 days, with a slightly reduced humidity level at 77%. For more details, you can check San Salvador weather in September.
In August, temperatures in San Salvador typically range from a minimum of 20°C (69°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). The month is characterized by significant rainfall, totaling 252 mm (9.9 in) over 25 days, and high humidity levels of 79%. In contrast, October sees slightly cooler temperatures, with a minimum of 20°C (67°F), an average of 25°C (78°F), and a maximum of 34°C (93°F). Rainfall increases to 272 mm (10.7 in) spread across 28 days, with humidity remaining relatively high at 77%. For more detailed information, you can check San Salvador weather in October.
August weather in San Salvador is characterized by higher temperatures and significant rainfall, with minimums around 20°C (69°F) and averages reaching 26°C (80°F). The region experiences frequent precipitation, averaging 252 mm (9.9 in) over 25 days, accompanied by high humidity levels at 79%. In contrast, November sees slightly cooler temperatures, with a minimum of 18°C (64°F) and an average of 25°C (78°F). The rainfall dramatically decreases to 58 mm (2.3 in) over just 9 days, and humidity drops slightly to 75%. For more detailed insights, you can check out San Salvador weather in November.
In August, San Salvador experiences warm temperatures with a minimum of 20°C (69°F) and an average of 26°C (80°F), peaking at a maximum of 35°C (95°F). The month is characterized by high humidity at 79% and significant rainfall, totaling 252 mm (9.9 in) over 25 rainy days. In contrast, December offers a milder climate with lower humidity at 66%, where temperatures range from a minimum of 16°C (61°F) to an average of 25°C (78°F), with the same maximum of 35°C (95°F). Rainfall drops dramatically to just 7 mm (0.3 in) over a single day, making December a much drier month compared to August. For more detailed information, visit San Salvador weather in December.
In August, San Salvador experiences a unique climatic profile that sets it apart from other months. The heat intensifies with maximum temperatures soaring, while the average remains comfortably warm, creating an inviting yet humid atmosphere. This month also marks a significant uptick in precipitation, with nearly every day seeing some rainfall, which contributes to the lush greenery typical of the region. Unlike the drier months, August’s humidity is palpable, reminding visitors of the tropical charm of this vibrant city. For a deeper dive into the weather nuances, explore the San Salvador Climate.