Last updated: August 21, 2025
July in Santiago Atitlán, Guatemala is marked by a mild average temperature of 18°C (65°F), with daily maxima reaching up to 25°C (76°F) and dropping to a refreshing 13°C (55°F) at night. This month witnesses substantial rainfall, accumulating to 157 mm (6.2 in) over approximately 16 days, creating a lush, vibrant landscape. Humidity levels hover around 75%, adding to the region’s signature tropical atmosphere. Visitors should come prepared for both warm afternoons and cool evenings amidst the enchanting beauty of this lakeside paradise.
In July, Santiago Atitlan enjoys a mild climate, with temperatures ranging from a minimum of 13°C (55°F) to a pleasant maximum of 25°C (76°F). This month maintains a consistent average temperature of 18°C (65°F), similar to the preceding months, reflecting the region's stable climate. While July is slightly cooler than the summer peaks of later months, it marks a transition towards the more humid late summer season. Visitors can expect comfortable weather, ideal for exploring the stunning landscapes and vibrant culture, with temperatures that invite both adventure and relaxation. Overall, July’s warmth continues the trend of temperate weather, making it a favorable time to experience the beauty of Santiago Atitlan.
In July, Santiago Atitlan experiences a notable shift in its precipitation patterns, receiving 157 mm (6.2 in) of rainfall over 16 days. This marks a significant decrease compared to the torrential downpour of May, which sees a staggering 449 mm (17.7 in) across 29 days. As the rainy season continues into July, the amount of precipitation and the number of rainy days are lower than in the preceding months, hinting at a gradual reduction in rainfall as the region moves toward the latter part of the wet season. However, July remains a vibrant period, with frequent showers that nourish the lush landscapes of the region, creating a rich tapestry of green that characterizes this stunning destination.
In July, Santiago Atitlán experiences a notable rise in humidity, reaching 75%, a slight increase from 66% in June. This trend marks a transition into the peak of the wet season, as humidity levels begin to climb significantly toward the 82% levels observed in August and September. The summer months generally showcase higher humidity, with January and February being the driest, while the latter half of the year consistently maintains higher moisture content in the air. As July settles in, residents and visitors alike can expect a more humid atmosphere, setting the stage for the lush, vibrant surroundings that characterize this beautiful lake region.
In July, Santiago Atitlan experiences a consistent UV Index of 15, categorizing it as extreme and indicating a rapid burn time of just 10 minutes. This marks a continuation of elevated UV levels seen since January, with the index peaking at 16 in April. The trend remains stable through the summer months, with August and September maintaining a slightly lower yet still high index of 14. It's essential for visitors and locals alike to take precautions during this time, as prolonged sun exposure can be hazardous. For more details on the UV index throughout the year, check out Santiago Atitlan UV Index.
UV Risk Categories
July in Santiago Atitlan, Guatemala, shines brightly with 314 hours of sunlight, positioning it as one of the sunniest months of the year. This peak in sunny days follows a steady build-up from the start of the year, where the hours gradually increased from 251 hours in January to a remarkable 321 hours in March. As the temperatures warm, July maintains a strong presence with ample sunshine, just slightly trailing behind the spring peak. Following this sunny month, August continues to provide generous sunlight, albeit at a slightly lower 306 hours, demonstrating a trend of sustained brightness throughout the summer. This delightful weather not only enhances the natural beauty of Santiago Atitlan but also invites visitors to immerse themselves in its vibrant culture and stunning landscapes.
In July, the likelihood of experiencing sunny weather in Santiago Atitlán, Guatemala, is relatively low at just 21%. This marks a continuation of a noticeable decline in sunny days that begins in April, where the chance drops to 29%, and further plunges through the following months, hitting a low of 9% in June. Although July sees a slight improvement compared to June, it's significantly overshadowed by the higher probabilities of sunshine in the earlier months of the year, such as 57% in January and 63% in December. As the region transitions into the heart of the rainy season, travelers should prepare for the possibility of cloud cover and showers, making the earlier months a more opportune time for those seeking clear skies.
In Santiago Atitlán, Guatemala, July brings a delightful consistency with 12 hours of daylight, mirroring the month before and the months that follow. This steady duration is part of a broader trend observed from March through September, where long days dominate the landscape, fostering vibrant activities and leisurely exploration. As the year begins, daylight gradually lengthens from 11 hours in January and February to peak at 12 hours in the summer months. After September, daylight starts to wane again, returning to 11 hours by October. This rhythmic cycle of light and dark enhances the beauty of the region, inviting both locals and visitors to bask in the warm, sunlit days of summer.
In July, the winds in Santiago Atitlán begin to pick up slightly after the lighter breezes of early summer, averaging 1.7 m/s (4 mph). This marks a subtle rebound from June's calmest period, where winds dipped to 1.2 m/s (3 mph). As the dry season approaches, this increase is part of a broader trend where wind speeds tend to fluctuate moderately throughout the year, peaking again in November with similar 4 mph gusts. This gentle yet refreshing wind adds to the serene beauty of the lake, creating the perfect backdrop for both relaxation and adventure, echoing the rhythm of life in this vibrant community.
Weather in Santiago Atitlan varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Santiago Atitlan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of July and January in Santiago Atitlán, we can observe notable differences in temperature and precipitation. July experiences a milder range, with temperatures peaking at a maximum of 25°C (76°F) and an average of 18°C (65°F), while January reaches a similar high of 24°C (76°F) but has a slightly lower average of 16°C (61°F). Rainfall also contrasts sharply, with July receiving significantly more precipitation at 157 mm (6.2 in) over 16 days, compared to just 16 mm (0.6 in) over 5 days in January. Humidity levels are comparable, remaining high at around 75-76%. For more detailed information on January’s weather, visit Santiago Atitlan weather in January.
When comparing the weather in July and February, July tends to be slightly cooler, with average temperatures ranging from 13°C (55°F) to a maximum of 25°C (76°F), while February sees temperatures that range from a minimum of 10°C (50°F) to a maximum of 26°C (79°F). In addition, July experiences significantly higher precipitation, totaling 157 mm (6.2 in) over 16 days, compared to February's more moderate 34 mm (1.3 in) across just 8 days. Humidity also varies, with July being more humid at 75% compared to 68% in February. For more detailed insights on February weather, you can check Santiago Atitlan weather in February.
In comparing the weather between July and March, we see notable differences in temperature and precipitation. July tends to be cooler, with minimum temperatures around 13°C (55°F) and maximums reaching 25°C (76°F), while March experiences slightly warmer conditions, boasting a minimum of 9°C (49°F) and a maximum of 27°C (80°F). Additionally, July is characterized by higher humidity at 75% and significantly more precipitation, totaling 157 mm (6.2 in) over 16 days, compared to just 53 mm (2.1 in) over 8 days in March. For more details on March weather specific to the region, you can check this link: Santiago Atitlan weather in March.
When comparing the weather in July and April, we see some notable similarities and differences. Both months have an average temperature of around 18°C (65°F), but with slightly different minimum and maximum temperatures; July's minimum is 13°C (55°F) while April's is 10°C (50°F). Interestingly, April tends to be slightly warmer at its peak, reaching up to 26°C (79°F) compared to July's max of 25°C (76°F). In terms of precipitation, both months receive similar amounts, with April experiencing 159 mm (6.2 in) over 19 days and July having 157 mm (6.2 in) over 16 days. However, the humidity levels are significantly different, with July averaging 75% and April being notably lower at 57%. For those interested in exploring the specifics of April weather, you can find more information here: Santiago Atitlan weather in April.
When comparing the weather in July and May, we can see some notable differences. Both months have a similar average temperature of around 18°C (65°F), but July tends to have slightly cooler minimum and maximum temperatures, reaching a peak of 25°C (76°F), compared to May's maximum of 26°C (78°F). In terms of precipitation, July experiences significantly less rainfall at 157 mm (6.2 in) over 16 days, while May is much wetter, with 449 mm (17.7 in) spread across 29 days. Additionally, May has a lower humidity level of 65%, compared to July’s 75%, making July feel more humid overall. For a more detailed look, you can check Santiago Atitlan weather in May.
In comparing the weather between June and July, it's notable that both months have similar temperature ranges, with July showing a maximum of 25°C (76°F) and June slightly lower at 24°C (76°F). However, July experiences less rainfall, with 157 mm (6.2 in) falling over 16 days, compared to June’s significant 405 mm (15.9 in) across 27 days. Additionally, the humidity levels are higher in July at 75%, while June's humidity averages 66%. For more detailed information about June weather, you can visit Santiago Atitlan weather in June.
In July, the weather features a mild temperature range, with minimums at 13°C (55°F) and maximums reaching 25°C (76°F), averaging around 18°C (65°F). This month experiences significant rainfall, with 157 mm (6.2 in) recorded over 16 days and an average humidity of 75%.
Conversely, August sees slightly cooler minimum temperatures at 12°C (54°F) but slightly warmer maximums peaking at 26°C (78°F), while the average remains similar at 18°C (64°F). However, precipitation increases dramatically to 290 mm (11.4 in) spread across 24 days, leading to higher humidity levels of 82%.
For a detailed overview, check out Santiago Atitlan weather in August.
In July, the weather in Santiago Atitlan features a mild temperature range with a minimum of 13°C (55°F) and a maximum of 25°C (76°F), along with an average of 18°C (65°F). The month is characterized by significant rainfall, receiving 157 mm (6.2 inches) over 16 days, and a humidity level of 75%. In comparison, September experiences similar average temperatures but slightly cooler minimums at 12°C (54°F) and a lower maximum of 24°C (75°F). However, September is notably wetter, with precipitation reaching 358 mm (14.1 inches) over 26 days and a higher humidity of 82%. For more detailed insights, you can check out Santiago Atitlan weather in September.
In July, the weather is warm with average temperatures ranging from a minimum of 13°C (55°F) to a maximum of 25°C (76°F), accompanied by about 157 mm (6.2 in) of precipitation over 16 days at a humidity level of 75%. In contrast, October experiences slightly cooler temperatures with a minimum of 12°C (54°F) and a maximum of 24°C (76°F), but the rainfall significantly increases to 292 mm (11.5 in) spread across 27 days, with humidity rising to 83%. This heightened moisture in October makes it feel a bit more oppressive compared to the milder, though still wet, conditions of July. For more specifics on October weather, you can check Santiago Atitlan weather in October.
In July, the weather is typically warmer, with average temperatures ranging from a minimum of 13°C (55°F) to a maximum of 25°C (76°F). This month experiences significant rainfall, totaling 157 mm (6.2 in) over about 16 days, with humidity levels around 75%. In contrast, November is slightly cooler, with temperatures ranging from 10°C (51°F) to 24°C (75°F) and an average temperature of 17°C (63°F). Precipitation decreases considerably to 64 mm (2.5 in) over just 10 days, although humidity rises slightly to 80%. For more detailed information, check out Santiago Atitlan weather in November.
In July, the weather tends to be warmer and wetter compared to December. With an average temperature of 18°C (65°F) and highs reaching up to 25°C (76°F), July experiences significant rainfall, totaling 157 mm (6.2 in) over approximately 16 days, contributing to a humidity level of 75%. Conversely, December offers milder conditions, featuring an average temperature of 16°C (62°F) and a maximum of 24°C (75°F). Precipitation is much lower during this month, totaling only 22 mm (0.9 in) across just 5 days, while humidity remains slightly elevated at 76%. For more detailed information on the weather during this month, check out Santiago Atitlan weather in December.
July in Santiago Atitlán brings a noticeable shift in the weather, characterized by higher humidity and significant precipitation compared to other months. With an average temperature hovering around a comfortable 18°C, the days are warm but often interrupted by refreshing showers typical of the rainy season. While the peaks of 25°C provide pleasant moments, the frequent rain—over half the month experiences wet weather—adds a lush vibrancy to the landscape. This combination of warmth and moisture creates a unique charm, drawing visitors who appreciate the dramatic, ever-changing vistas. For a deeper dive into how July fits into the broader picture of the region's climate, explore Santiago Atitlan Climate.