Last updated: August 21, 2025
Experience the September weather in San Vicente Pacaya, Guatemala, characterized by a blend of mild temperatures and significant rainfall. With maximum temperatures reaching up to 28°C (83°F) and an average of 20°C (68°F), the climate remains comfortable for all outdoor activities. However, prepare for high humidity levels of 82% and frequent rain, as the region sees an average precipitation of 293 mm (11.6 in) over 27 days. Whether you're exploring the lush landscapes or enjoying the vibrant local culture, September offers a unique and refreshing atmosphere, perfect for adventure and discovery.
In September, San Vicente Pacaya experiences a mild climate that makes it an inviting destination. With minimum temperatures around 13°C (56°F) and a comfortable average of 20°C (68°F), the month offers a pleasant respite from the heat. The maximum temperature hovers around 28°C (83°F), providing a perfect backdrop for exploring the stunning natural landscapes of the region. Throughout the year, temperatures in San Vicente Pacaya show a gentle fluctuation, with September reflecting a slight dip after the warmer months of July and August, which typically see highs of 29°C (85°F). This month ushers in a refreshing ambiance, making it ideal for visitors seeking a balance of warmth and coolness in their escape to Guatemala.
September is a pivotal month for precipitation in San Vicente Pacaya, Guatemala, where rainfall peaks at an impressive 293 mm (11.6 in), marking it as one of the wettest periods of the year. Typically, the month welcomes rain on 27 days, creating a tapestry of lush landscapes that thrive under the abundant moisture. This significant increase in rainfall follows the varying levels seen earlier in the year, highlighting a marked shift from the relatively dry months of January through March to the wetter late spring and summer. As the rainy season escalates into September, it not only transforms the region's flora but also sets the stage for the drier months ahead, with a substantial drop in precipitation occurring in October and November.
In September, San Vicente Pacaya experiences a notable consistency in high humidity, maintaining a level of 82% that mirrors the preceding month of August. This humidity trend, which peaks around October at 83%, indicates the region's transition into a distinctly moist season as the year progresses. Beginning from the dry spells of early months like January and February, where humidity dips to 76% and 68% respectively, the shift toward increased moisture becomes evident, particularly in the summer months of July and August. As the humidity stabilizes in September, it sets the stage for the lush, vibrant landscapes typical of Guatemala's wet season, inviting both nature enthusiasts and travelers to experience the region's rich biodiversity.
In San Vicente Pacaya, Guatemala, the UV Index in September remains notably high at 13, categorizing the exposure as extreme and maintaining a rapid burn time of just 10 minutes. This month marks a continuation of the trend observed throughout the year, with the UV Index consistently peaking at 14 from March through August. While September sees a slight decrease compared to the previous months, residents and visitors must remain vigilant against sun exposure, particularly as the UV Index begins to taper off in October with a reading of 12. For those looking to plan their activities, it's critical to stay informed about these levels. Learn more about the UV Index and how it affects your sun safety routine at San Vicente Pacaya UV Index.
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In September, San Vicente Pacaya, Guatemala enjoys about 286 hours of sunshine, continuing a trend of abundant daylight that peaks in the spring months. After basking in the highest sunshine levels in March at 323 hours, the summer months maintain a respectable average, gradually tapering off as the year progresses. This month’s daylight hours slightly decrease from August but remain consistent with the sunnier stretch of the year that includes July's 315 hours. With October expected to bring a similar ambiance at 275 hours, September serves as a gentle transition toward the cooler months, encouraging both locals and visitors to revel in its bright, warm days.
In September, the likelihood of sunny weather in San Vicente Pacaya, Guatemala, drops to a modest 17%, marking a significant decline from the sunnier months earlier in the year. As the rainy season takes hold in this region, the sun recedes, particularly after August's already low 14% chance of clear skies. This trend illustrates a stark contrast to the bright beginnings of the year, where January and February bask in the sun with probabilities of 61% and 68%, respectively. As the season shifts towards October, the likelihood of sunshine begins to recover somewhat, but September remains one of the cloudiest months, inviting the understanding that visitors should prepare for the possibility of rain while enjoying the lush, vibrant landscapes that the wet season nurtures.
In San Vicente Pacaya, Guatemala, the patterns of daylight duration throughout the year reveal a consistent rhythm dictated by the seasons. September, with 12 hours of daylight, perfectly mirrors the preceding months of June, July, and August, signaling a stable end to the wet season. This continuity in daylight hours fosters an ideal environment for both daily activities and agricultural practices. As the year transitions into October, daylight begins to taper off to 11 hours, indicating the approach of the shorter days typical of the latter part of the year. This gradual decrease not only marks a shift in the landscape but also calls attention to the delicate balance of nature in this vibrant region.
In September, the winds in San Vicente Pacaya, Guatemala, experience a gentle lull, with average speeds dropping to 1.2 m/s (3 mph). This is part of a broader trend observed throughout the year, where the wind typically maintains a consistent pace of around 2 to 4 mph during the initial months, peaking with a slight resurgence in November and December. The summer months show a gradual decline, reaching their lowest point in June, followed by a slight uptick in July before the September calm sets in. As the year transitions, this seasonal ebb and flow of wind speed creates a unique atmosphere, inviting residents and visitors alike to embrace the tranquil charm of the region during the late rainy season.
Weather in San Vicente Pacaya varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Vicente Pacaya, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in September and January, notable differences emerge. September typically experiences a warmer climate with an average temperature of 20°C (68°F) and maximums reaching up to 28°C (83°F), but also sees considerable rainfall, with 293 mm (11.6 in) spread over 27 days and a high humidity level of 82%. In contrast, January is slightly cooler, with average temperatures around 19°C (66°F) and maximums peaking at 29°C (84°F). Moreover, January is significantly drier, featuring only 9 mm (0.4 in) of precipitation over just 2 days and a lower humidity of 76%. For more specific details about January weather, check out San Vicente Pacaya weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a mild 13°C (56°F) to a warm 28°C (83°F) with an average of 20°C (68°F). The month sees significant rainfall, totaling 293 mm (11.6 in) over 27 days, accompanied by high humidity at 82%. In contrast, February offers a more temperate climate with minimum temperatures around 10°C (51°F) and maximums peaking at 31°C (88°F), while maintaining the same average of 20°C (68°F). This month experiences much lower precipitation, just 20 mm (0.8 in) over 5 days, and a more comfortable humidity level of 68%. For more detailed weather information, you can visit San Vicente Pacaya weather in February.
In comparing the weather between September and March, we see some notable differences. September features a milder temperature range with a minimum of 13°C (56°F) and a high of 28°C (83°F), coupled with high humidity at 82% and significant rainfall totaling 293 mm (11.6 in) over 27 days. In contrast, March presents warmer conditions, with a minimum temperature of 11°C (52°F) and a maximum of 31°C (88°F), but it experiences much less precipitation at just 22 mm (0.9 in) over 7 days. Additionally, humidity levels are lower in March at 59%, contributing to a more comfortable atmosphere. For more details, you can visit San Vicente Pacaya weather in March.
When comparing the weather in September and April, notable differences emerge. September maintains a cooler temperature range with a minimum of 13°C (56°F) and an average of 20°C (68°F), while April is slightly warmer, with a minimum of 12°C (54°F) and an average of 21°C (70°F). Moreover, April can reach higher maximum temperatures, soaring up to 31°C (88°F) compared to September's peak of 28°C (83°F). In terms of precipitation, September is significantly wetter, receiving 293 mm (11.6 in) across 27 days, contrasting with April's 97 mm (3.8 in) over just 17 days. Additionally, the humidity level is much higher in September at 82%, whereas April enjoys a more comfortable 57%. For more details, you can reference San Vicente Pacaya weather in April.
In comparing the weather of September and May, both months exhibit mild temperatures but with notable contrasts. September has an average temperature ranging from a minimum of 13°C (56°F) to a maximum of 28°C (83°F), while May offers slightly warmer conditions, with temperatures ranging from 15°C (58°F) to 29°C (85°F). Precipitation is significant in both months; however, September is wetter, receiving 293 mm (11.6 in) of rain over 27 days, compared to May's 264 mm (10.4 in) over 28 days. Additionally, September's humidity level is notably higher at 82%, in contrast to May's more comfortable 65%. For a detailed look at May's weather, you can visit San Vicente Pacaya weather in May.
In comparing the weather of September and June, both months share similar average temperatures, hovering around 20°C (68°F). However, September experiences slightly cooler minimum temperatures at 13°C (56°F) compared to June's 15°C (58°F). When it comes to precipitation, June is notably wetter, receiving 358 mm (14.1 in) over 27 days, while September sees less rainfall at 293 mm (11.6 in) with the same number of rainy days. Additionally, the humidity in September is significantly higher at 82%, while June enjoys a more comfortable 66% humidity level. For more details on June weather specifically, you can check San Vicente Pacaya weather in June.
When comparing the weather in September and July, we see notable differences in temperature and precipitation. September typically has a minimum temperature of 13°C (56°F), an average of 20°C (68°F), and a maximum of 28°C (83°F), while July's temperatures range slightly higher, with a minimum of 14°C (58°F), an average of 21°C (69°F), and a maximum of 29°C (85°F). Additionally, September experiences significantly more rainfall, totaling 293 mm (11.6 in) over 27 days, compared to July's 111 mm (4.4 in) over just 16 days. September's humidity also reaches 82%, which is noticeably higher than July's 75%. For more detailed information about July's weather, you can check San Vicente Pacaya weather in July.
In comparing the weather of September to August, we observe that both months have similar average temperatures, with September experiencing a slightly lower minimum temperature of 13°C (56°F) compared to August's 14°C (57°F). The maximum temperature in September reaches up to 28°C (83°F), just a degree less than August's high of 29°C (84°F). Notably, September brings significantly higher rainfall, accumulating 293 mm (11.6 in) over 27 days, which contrasts with the 229 mm (9.0 in) over 23 days in August. Both months maintain a consistent humidity level of 82%. For more specifics on August weather, you can check San Vicente Pacaya weather in August.
September and October exhibit similar average temperatures, with both months maintaining an average of 20°C (68°F) and maximum temperatures around 28°C (82°F). However, September tends to be slightly cooler at night, with a minimum temperature of 13°C (56°F), compared to October's 14°C (57°F). Rainfall decreases from September's 293 mm (11.6 in) over 27 days to October's 252 mm (9.9 in) over 24 days, indicating a slight reduction in overall precipitation. Humidity remains consistent, with October at 83% compared to September's 82%, resulting in a similarly muggy atmosphere. For a detailed look at the weather patterns in October, you can visit San Vicente Pacaya weather in October.
September and November weather displays some notable differences, despite their similar maximum temperatures reaching up to 28°C (83°F). In September, the minimum temperature hovers around 13°C (56°F) with an average of 20°C (68°F), coupled with high precipitation levels of 293 mm (11.6 in) over 27 days, leading to a humidity level of 82%. In contrast, November experiences slightly lower temperatures, with a minimum of 12°C (54°F) and an average of 19°C (67°F). The month is characterized by significantly reduced rainfall of only 50 mm (2.0 in) over just 7 days and a humidity level of 80%. This shift from the wet and humid conditions of September to the drier November climate highlights a transition in weather as the year progresses. For more specific insights into November weather, check San Vicente Pacaya weather in November.
September and December present contrasting weather patterns. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 28°C (83°F), with an average of 20°C (68°F). This month is characterized by high humidity at 82% and significant precipitation, amounting to 293 mm (11.6 in) over 27 days. In contrast, December experiences slightly cooler temperatures, with a minimum of 10°C (50°F) and the same maximum of 28°C (83°F), leading to an average of 19°C (66°F). Precipitation significantly drops to just 12 mm (0.5 in) over 3 days, and humidity decreases to 76%. For a more detailed look at December weather, you can visit San Vicente Pacaya weather in December.
September in San Vicente Pacaya brings a noticeable shift in weather, marked by its increased rainfall and elevated humidity levels compared to other months. With a heavy average precipitation and frequent rainy days, this month transforms the landscape, making it lush and vibrant. The temperatures remain relatively mild, but the humid conditions can feel quite intense. For those planning a visit, understanding the distinct climate nuances of September is crucial to fully enjoy this lush region. For a more in-depth look at the area's weather patterns, check out San Vicente Pacaya Climate.