Last updated: August 21, 2025
In August, Antigua Guatemala experiences a warm climate characterized by maximum temperatures reaching 29°C (84°F), while the average temperature hovers around 20°C (69°F), with cooler nights dropping to a minimum of 14°C (57°F). This month is notably marked by significant precipitation, totaling 229 mm (9.0 in) over approximately 23 rainy days, contributing to the lush greenery of the region. The atmosphere is humid, with an average humidity level of 82%, creating a vibrant environment ideal for those who enjoy a tropical backdrop. Visitors should be prepared for both the warmth and the rain, making August a unique time to explore the beauty of Antigua Guatemala.
In August, Antigua Guatemala enjoys a mild and pleasant climate, characterized by minimum temperatures around 14°C (57°F) and maximums peaking at 29°C (84°F). This month sees a consistent average temperature of 20°C (69°F), which reflects the region's overall temperate nature. Compared to the preceding months, August maintains a stable warmth without the extreme highs of February and March, making it an ideal time for exploration. Additionally, this period marks a gradual transition into the rainy season, contributing to the lush landscapes that define Guatemala. With comfortable temperatures and vibrant scenery, August is truly a delightful time to visit this historic city.
In August, Antigua Guatemala experiences a significant surge in rainfall, with total precipitation reaching 229 mm (9.0 in) over the course of 23 days. This pattern marks a continuation of the wet season, following the already substantial downpours of June and July. As the region transitions from the peak of the rainy season into the fall, August's rainfall plays a critical role in nourishing the lush landscapes and supporting local agriculture. Notably, the heavy precipitation not only contributes to the vibrant scenery but also signals a trend of increasing moisture, as the city prepares for September's even more intense rainfall, averaging 293 mm (11.6 in). This cyclical weather pattern highlights Antigua's distinct wet season, making it a vibrant time for both nature and the local community.
In August, Antigua Guatemala experiences a notable increase in humidity, peaking at 82%, which is mirrored in September and remains high into October. This elevated moisture level marks a shift from the drier months of early spring, such as March and April, where humidity levels dipped to 59% and 57%, respectively. As the year progresses, humidity gradually climbs, notably spiking in the summer months, reflecting the region's lush, tropical climate. Visitors during this time should be prepared for the sticky warmth, as the air retains more moisture, enhancing the vibrant beauty of the landscape and often leading to refreshing afternoon showers.
August in Antigua Guatemala continues the trend of extreme UV exposure that characterizes much of the year. With a UV Index of 13, residents and visitors alike should remain vigilant, as the burn time is a swift 10 minutes. While slightly lower than the peak in earlier months like March through July, which all had a UV Index of 14, the need for sun protection remains paramount. This pattern underscores the intense sunlight that bathes the region, making it essential to take precautions year-round. For more detailed information, you can check the Antigua Guatemala UV Index.
UV Risk Categories
August in Antigua Guatemala basks in 305 hours of radiant sunshine, contributing to a vibrant tapestry of warm summer days. This month sees a slight dip from July’s peak of 315 hours, yet it remains comfortably above the 300-hour mark, reflecting a consistent trend of plentiful sunshine during the heart of the year. As the rainy season approaches, August still honors its sunny legacy, ensuring plenty of light for exploring the colorful streets and stunning landscapes. The city thrives under this golden glow, with sunshine hours gradually declining as the year progresses, yet still promising a delightful backdrop for visitors as they embrace the rich culture and breathtaking scenery of this enchanting destination.
When considering the likelihood of sunny weather in August in Antigua Guatemala, the forecast is not particularly promising, with only a 14% chance of sunshine. This marks a significant decline compared to the sunnier early months of the year, such as January and February, which peak at 61% and 68%, respectively. As the rainy season sets in, the prospects for clear skies continue to diminish, reaching a low in June with just 11%. Although the chance does rise slightly as the year progresses toward December, August stands out as one of the cloudier months, indicative of the region's shift towards wetter weather during this time. Those planning outdoor activities in August should be prepared for frequent rain and overcast skies, contrasting sharply with the brighter vibes earlier in the year.
In Antigua Guatemala, August marks a fascinating point in the daylight calendar, as the city enjoys a consistent 12 hours of daylight—a trend that has held steady since March. This extended sunlight is a delightful carryover from the sun-drenched months of mid-year, providing ample opportunity for exploration and cultural experiences. Following August, the daylight gradually begins to shorten, transitioning back to 11 hours in October. This rhythm of light reflects the city's tropical latitude, where daylight duration remains relatively stable throughout the year, making every day an inviting chance to soak in the beauty and vibrancy of Antigua.
In August, the tranquil charm of Antigua Guatemala is mirrored by a gentle breeze, with an average wind speed of 1.3 m/s (3 mph). This seasonal stillness follows a gradual decline in wind throughout the summer, as June records the lowest with 1.1 m/s (2 mph), while gusts begin to pick up again in the autumn months. Interestingly, February and March hold steady at 1.9 m/s (4 mph), offering a brief return to livelier winds after the calm of early summer. The overall trend reveals a pattern of serenity in August, where the soft whispers of the wind complement the city’s historic beauty, inviting leisurely strolls through its picturesque streets.
Weather in Antigua Guatemala varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Antigua Guatemala, focusing on differences in temperature, rainfall, humidity, and UV levels.
In August, the weather in Antigua Guatemala is characterized by warmer temperatures with a minimum of 14°C (57°F) and an average of 20°C (69°F), peaking at a maximum of 29°C (84°F). This month is also quite wet, receiving about 229 mm (9.0 in) of precipitation over 23 days, and the humidity levels are high at 82%. In contrast, January offers a more temperate climate, featuring a minimum temperature of 10°C (50°F) and an average of 19°C (66°F), with the same maximum of 29°C (84°F). January experiences significantly less rainfall, with only 9 mm (0.4 in) falling over just 2 days, and humidity levels are slightly lower at 76%. For more detailed information, you can check Antigua Guatemala weather in January.
August and February in Antigua Guatemala present notable contrasts in weather conditions. In August, the temperatures range from a minimum of 14°C (57°F) to a maximum of 29°C (84°F), with an average of 20°C (69°F). This month also sees significant rainfall, with 229 mm (9.0 in) distributed over 23 days, accompanied by relatively high humidity levels at 82%. In contrast, February boasts warmer maximum temperatures reaching up to 31°C (88°F), but with a lower minimum of 10°C (51°F) and an average similar to August at 20°C (68°F). Notably, February experiences much less precipitation at only 20 mm (0.8 in) over just 5 days and a more comfortable humidity of 68%. For a detailed look at February's weather in this region, you can visit Antigua Guatemala weather in February.
In comparing the weather between August and March, August tends to be more humid and wetter, with an average temperature of 20°C (69°F) and significant precipitation at 229 mm (9.0 in) over 23 days. In contrast, March experiences a slightly cooler minimum temperature of 11°C (52°F) but can peak higher at 31°C (88°F), while only receiving 22 mm (0.9 in) of rain across just 7 days. The humidity in March is also lower at 59%, contributing to a more comfortable feel compared to the damp conditions of August. For detailed information on March weather, you can visit Antigua Guatemala weather in March.
In comparing the weather of August and April, August tends to be more humid and wetter, with an average temperature of 20°C (69°F) and precipitation of 229 mm (9.0 in) over 23 days. In contrast, April features slightly warmer temperatures, averaging 21°C (70°F), but experiences significantly less rainfall at 97 mm (3.8 in) across 17 days, along with lower humidity levels at 57%. This makes April a drier and more pleasant month, while August is characterized by higher moisture content and more frequent rainfall. For more information, you can visit Antigua Guatemala weather in April.
When comparing the weather in August and May, both months present warm temperatures, with daily averages hovering around 20°C (69°F). However, August typically sees a slightly wider range in temperatures, with highs reaching up to 29°C (84°F) compared to May’s maximum of 29°C (85°F). May tends to be wetter, experiencing 264 mm (10.4 in) of precipitation over 28 days, while August has slightly less rain at 229 mm (9.0 in) across 23 days. Additionally, humidity levels are higher in August at 82%, compared to May’s 65%. For a detailed overview of May weather specifically, you can check Antigua Guatemala weather in May.
When comparing the weather in August and June, both months exhibit similar average temperatures, hovering around 20°C (69°F). However, June tends to have slightly cooler minimum temperatures, with 15°C (58°F) compared to August’s 14°C (57°F). In terms of rainfall, June is notably wetter, with 358 mm (14.1 in) of precipitation spread over 27 days, while August experiences 229 mm (9.0 in) over 23 days. Additionally, humidity levels are higher in August at 82%, contrasting with June’s more moderate 66%. For more details about June weather, you can check Antigua Guatemala weather in June.
In comparing the weather between July and August, both months feature similar temperature ranges; however, August tends to be slightly cooler on average. July has average temperatures of 21°C (69°F), while August's average drops to 20°C (68°F). Notably, August experiences significantly higher precipitation, with 229 mm (9.0 in) of rain over 23 days, compared to July's 111 mm (4.4 in) over 16 days. This contributes to a higher humidity level in August at 82%, compared to July's 75%. For more detailed insights into July's weather, you can check Antigua Guatemala weather in July.
August and September in Antigua Guatemala exhibit similar temperature ranges, with average temperatures around 20°C (68°F). August sees slightly warmer highs at 29°C (84°F) compared to September's 28°C (83°F). However, September experiences a notable increase in precipitation, with 293 mm (11.6 in) over 27 rainy days, surpassing August's 229 mm (9.0 in) over 23 days. Both months maintain a consistent humidity level of 82%. For more detailed weather insights, you can visit Antigua Guatemala weather in September.
When comparing the weather in August and October, we find that both months have similar temperature ranges, with August featuring a maximum of 29°C (84°F) and October slightly cooler at 28°C (82°F). The average temperatures are quite close as well, with August averaging 20°C (69°F) and October at 20°C (68°F). However, October experiences a slight increase in precipitation, totaling 252 mm (9.9 in) over 24 days, compared to August's 229 mm (9.0 in) across 23 days. Humidity levels remain fairly consistent, with October at 83% compared to August's 82%. For more information on October weather specifically, you can visit Antigua Guatemala weather in October.
August and November both experience mild temperatures, but August is generally warmer and wetter. In August, temperatures range from a minimum of 14°C (57°F) to a maximum of 29°C (84°F), with an average temperature of 20°C (69°F). The month is characterized by high humidity at 82% and significant precipitation of 229 mm (9.0 in) over 23 days. In contrast, November sees slightly cooler temperatures, with a minimum of 12°C (54°F) and a maximum of 28°C (83°F), averaging around 19°C (67°F). Additionally, November is much drier, with only 50 mm (2.0 in) of rain falling over just 7 days and a humidity level of 80%. For more details, check out Antigua Guatemala weather in November.
In August, the weather is markedly warmer and more humid, with average temperatures around 20°C (69°F) and maximums reaching up to 29°C (84°F). This month experiences significant rainfall, totaling 229 mm (9.0 in) over 23 days, contributing to a high humidity level of 82%. In contrast, December presents a cooler climate, with minimum temperatures dropping to 10°C (50°F) and an average of 19°C (66°F), while maximums are slightly lower at 28°C (83°F). Rainfall is minimal in December, with just 12 mm (0.5 in) spread over 3 days, resulting in lower humidity at 76%. For more information on the December climate, you can visit Antigua Guatemala weather in December.
As August settles over Antigua Guatemala, the city experiences a notable shift in weather, marked by higher humidity and frequent rainfall. This month is characterized by a wet climate, with an increase in precipitation days, making it one of the rainiest periods of the year. While daytime temperatures remain comfortable, hovering around the pleasant average, the evenings can feel cooler than in the drier months. This unique blend of warmth and rain invites lush greenery while also offering a refreshing atmosphere for visitors. For a deeper understanding of the region's climatic patterns, explore more in this detailed overview of Antigua Guatemala Climate.