Last updated: August 21, 2025
September in Coatepeque, Guatemala welcomes a tropical embrace with maximum temperatures reaching 28°C (82°F) and an average temperature of 21°C (69°F). This month is characterized not only by warm days but also by notable rainfall, accumulating a substantial 604 mm (23.8 in) across 30 days, contributing to a high humidity level of 82%. Visitors can expect a verdant landscape and a vibrant atmosphere, as the frequent showers underlie the lush beauty that defines this region in September.
In September, Coatepeque, Guatemala, experiences mild and pleasant temperatures, with nighttime lows around 16°C (60°F) that gently rise to an average of 21°C (69°F) during the day, peaking at a comfortable 28°C (82°F). This month marks a slight increase in both minimum and maximum temperatures compared to the previous months, highlighting a gradual warming trend as the region transitions from the cooler end of the year towards its warmer season. With stable conditions, September offers a perfect balance for outdoor activities, allowing visitors to enjoy the beautiful landscapes without the intense heat of peak summer.
September in Coatepeque, Guatemala, marks a significant peak in the region's precipitation patterns, receiving 604 mm (23.8 in) of rainfall over 30 days. This abundance of rain contributes to the lush greenery and vibrant ecosystem typical of this time of year. Following the trend from May, which experiences the highest rainfall of 702 mm (27.6 in), September maintains a robust rainfall total, establishing it as one of the wettest months alongside August. The consistent precipitation days throughout the month not only enrich the landscape but also underscore the region's characteristic tropical climate, making it a pivotal time for both agriculture and natural rejuvenation. As October approaches, the rainfall begins to taper off to 528 mm (20.8 in), indicating the start of a gradual decrease in wet conditions, yet the effects of September's rains linger long after.
As the year progresses, September in Coatepeque, Guatemala, marks a peak in humidity levels, matching August's high at 82%. This notable rise in moisture content in the air transitions from the dryer spell experienced in the earlier months, where humidity dipped to a low of 57% in April. Following a gradual climb through the warmer summer months, September's consistent humidity signals the onset of the wet season, leading into October, where humidity slightly increases to 83%. This trend highlights a shift toward a more saturated environment, fostering rich vegetation and vibrant landscapes characteristic of Guatemala's lush climate.
In September, Coatepeque, Guatemala, maintains its position within the extreme UV Index category, registering a consistent UV Index of 14, similar to the preceding summer months. This high level of ultraviolet exposure persists throughout the year, with burn times remaining a brief 10 minutes. Notably, the UV Index peaks in April at 15, but September stands strong alongside several other months, emphasizing the need for vigilant sun protection during outdoor activities. As the dry season wanes and the rainy season approaches, understanding these trends is vital for ensuring safety against sunburn and long-term skin damage. For more detailed insights, check out the Coatepeque UV Index.
UV Risk Categories
In September, Coatepeque, Guatemala, continues to bask in the glow of consistent sunshine, accumulating 282 hours of sunlight. This month may see a slight dip compared to the sun-soaked peak of March with its impressive 322 hours, but it still upholds a warm average typical of the region's vibrant climate. Following the dry spell of June, which brought only 272 hours, September's radiant days contribute to a lush landscape, making it an ideal time for outdoor adventures and exploration. As the year progresses into October, sunlight decreases slightly to 275 hours, yet the warmth and beauty of Coatepeque remain steadfast, capturing the essence of its breathtaking surroundings.
In September, the likelihood of experiencing sunny weather in Coatepeque, Guatemala, is relatively low, with only a 12% chance of sunshine. This trend reflects a significant dip from the sunnier months of January and February, which boast probabilities of 63% and 67% respectively. As the rainy season wraps around, the sun becomes more elusive, continuing a pattern seen through the later summer months. As September progresses, residents and visitors alike can expect to trade sunbeams for cloud cover, marking a stark contrast to the more luminous start of the year.
In Coatepeque, Guatemala, the rhythm of daylight dances gracefully throughout the year, showcasing a consistent pattern. From January to August, daylight lingers at 11 to 12 hours, creating a beautifully balanced atmosphere. As the calendar turns to September, the sun continues its generous offering of 12 hours of daylight, ensuring vibrant afternoons and picturesque sunsets. This consistent length of daylight seamlessly transitions into the shorter days of October, where it tapers back to 11 hours. The trend reflects a harmonious cycle, where the sun's presence is particularly generous in the heart of the year, inviting both locals and visitors to bask in the rich natural beauty that Coatepeque has to offer.
In Coatepeque, Guatemala, the winds of September blow gently with an average speed of 1.2 m/s (3 mph), maintaining a steady consistency that echoes the serene atmosphere of early autumn. This marks a slight uptick from the earlier months, suggesting a subtle shift in the breezy signature of the region. Unlike the more languid gusts of May and August, which dip to 1.1 m/s, September's winds reflect a return to a more moderate pace similar to the spring months. As the year transitions towards cooler temperatures, this gentle breeze brings a refreshing touch, making it an ideal time for outdoor exploration in this picturesque locale.
Weather in Coatepeque varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Coatepeque, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January showcase distinct weather contrasts. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 28°C (82°F), with an average of 21°C (69°F). This month is characterized by significant rainfall, recording 604 mm (23.8 in) over 30 days, along with a high humidity level of 82%. In contrast, January offers milder conditions, with temperatures ranging from 12°C (53°F) to 27°C (81°F) and an average of 19°C (67°F). Additionally, January experiences considerably less precipitation, totaling only 51 mm (2.0 in) across 15 days, and a lower humidity of 76%. For more detailed insights into January weather, you can refer to Coatepeque weather in January.
September and February exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 28°C (82°F), with an average of 21°C (69°F). This month is characterized by high humidity at 82% and significant rainfall, totaling 604 mm (23.8 in) across 30 days. In contrast, February sees milder temperatures, with a minimum of 12°C (53°F) and the same maximum of 28°C (82°F), but a slightly lower average of 20°C (68°F). Additionally, February has much less precipitation—only 62 mm (2.5 in) over 18 days—and lower humidity at 68%. For more details, you can check Coatepeque weather in February.
September and March exhibit notably different weather patterns. September tends to be warmer, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 28°C (82°F), while March features slightly cooler temperatures, with a minimum of 12°C (54°F) and a similar maximum of 27°C (81°F). In terms of precipitation, September is significantly wetter, receiving 604 mm (23.8 in) across 30 days, compared to March's 134 mm (5.3 in) over 28 days. Additionally, September's humidity is considerably higher at 82%, while March has a more comfortable humidity level of 59%. For more information, you can check Coatepeque weather in March.
In comparing the weather of September and April, both months experience similar average temperatures, around 21°C (69°F). However, September tends to be warmer with a maximum temperature reaching 28°C (82°F), compared to April's high of 27°C (81°F). A notable difference lies in precipitation; September receives significantly more rainfall, with 604 mm (23.8 in) spread over 30 days, while April sees only 248 mm (9.8 in) over 27 days. Additionally, humidity levels are higher in September at 82%, compared to April's more comfortable 57%. For more detailed information, you can visit Coatepeque weather in April.
When comparing the weather in September and May, both months exhibit similar average temperatures, ranging from a minimum of 15°C to 16°C and a maximum of 28°C to 28°C. However, September tends to be more humid, with humidity levels around 82% compared to May's 65%. Additionally, September experiences significantly higher precipitation, measuring 604 mm over 30 days, whereas May has a total rainfall of 702 mm spread across 31 days. For more detailed insights into May's climate, you can visit Coatepeque weather in May.
When comparing the weather in September and June, both months exhibit similar temperature ranges, with minimums around 16°C (60°F), averages near 21°C (69°F), and maximums reaching 28°C (82°F). However, September tends to be wetter, with a substantial precipitation amount of 604 mm (23.8 in) spread over 30 days, compared to June’s 561 mm (22.1 in) over 29 days. Additionally, September experiences higher humidity at 82%, while June has a more moderate humidity of 66%. For more detailed information, you can check Coatepeque weather in June.
When comparing the weather in September and July, both months exhibit similar average temperatures, with September having a slightly higher maximum temperature of 28°C (82°F) compared to July's 27°C (81°F). However, September is significantly wetter, receiving 604 mm (23.8 in) of precipitation over 30 days, while July experiences less rainfall at 461 mm (18.2 in) across the entire month. This difference in precipitation contributes to September's higher humidity levels at 82%, compared to July's more comfortable 75%. For more detailed insights on July weather, check out Coatepeque weather in July.
In comparing the weather of September and August, both months exhibit similar average temperatures, with September showing a minimum of 16°C (60°F) and a maximum of 28°C (82°F), while August has a slightly lower minimum of 15°C (59°F) and the same maximum. However, September experiences slightly more precipitation, totaling 604 mm (23.8 in) compared to August's 588 mm (23.1 in), despite having the same number of rainy days (30). Both months also maintain high humidity levels at 82%. For a detailed look at August weather, you can check Coatepeque weather in August.
In comparing the weather of September and October, we observe that both months have similar average temperatures, with September experiencing a minimum of 16°C (60°F) and October just slightly cooler at 15°C (59°F). Both months also peak at a maximum of 28°C (82°F), providing consistently warm days. However, October tends to see a reduction in total precipitation, recording 528 mm (20.8 in) compared to September's 604 mm (23.8 in), despite having one more day of rain. Additionally, humidity levels are comparable, with September at 82% and October slightly higher at 83%. For more specific details on October conditions, you can check Coatepeque weather in October.
September weather is characterized by slightly warmer temperatures, with a minimum of 16°C (60°F) and averaging 21°C (69°F) during the day, peaking at a max of 28°C (82°F). However, it also sees a significant amount of rainfall, with 604 mm (23.8 in) of precipitation spread over 30 days and high humidity at 82%. In contrast, November experiences slightly cooler weather, with temperatures ranging from a minimum of 14°C (58°F) to an average of 20°C (69°F), peaking at a maximum of 27°C (80°F). Rainfall is considerably reduced in November, with only 224 mm (8.8 in) of precipitation over 28 days and humidity at a lower 80%. For more details on November weather, you can visit Coatepeque weather in November.
In comparing the weather between September and December, we observe a distinct change in patterns. September features warmer temperatures, with a minimum of 16°C (60°F) and an average high of 28°C (82°F), while December sees lower temperatures, with a minimum of 12°C (54°F) and a maximum of 26°C (79°F). Additionally, September is significantly wetter, experiencing 604 mm (23.8 in) of precipitation over 30 days compared to December's 71 mm (2.8 in) over 19 days. This contributes to a slightly lower humidity level in December at 76%, down from September's 82%. For more detailed information, you can visit Coatepeque weather in December.
September in Coatepeque is marked by heavy rainfall and high humidity, creating a lush and vibrant landscape. Unlike the drier months, this period experiences nearly daily precipitation, making it a unique time for nature lovers and those seeking a quieter atmosphere. Temperatures remain mild, with warm days and cooler nights, providing a pleasant yet unpredictable climate. While outdoor plans may require flexibility, the rich green scenery and the sounds of rain offer a refreshing contrast to the rest of the year. For a more detailed understanding of what to expect throughout the seasons, explore the full Coatepeque Climate.